386_SOW.pdf
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- Attached to
- Plasma Cutting Machine
- Solicitation number
- 24-25-2001
- Issued by
-
Defense Logistics Agency Aviation
About this file
This is a Purchase Description for the acquisition of a CNC plasma cutting machine to be delivered and installed at SRF-JRMC Yokosuka, Shop X-11, Japan. The document specifies detailed technical requirements for a plasma cutting machine with a large working envelope of 240" x 96" x 8", capable of cutting stainless steel, mild steel, and aluminum with a rated output current of 400 Amps. The machine must have five-axis cutting capabilities (X, Y, Z, B, and C axes), with bevel cutting ranges of +45°/-40° and ±180° respectively.
Key technical specifications include a dust collector with 11 kW motor and 2,800 CFM flow rate, a CAD station running Windows 10 with an Intel Core i7 processor, and precise alignment tolerances. The procurement includes comprehensive requirements for design, safety, electrical systems, and operational features. The contractor is responsible for complete installation services, including transportation, foundation modification, utility connections, and providing a comprehensive training program for ten operators. The machine must meet numerous federal and international standards, including OSHA, NFPA, NEMA, and ISO regulations, with rigorous quality assurance and acceptance testing protocols.
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Text version
24-25-2001 30 July 2024
PURCHASE DESCRIPTION FOR THE ACQUISITION OF A
PLASMA CUTTING MACHINE
SCOPE.
Scope. The content of this specification describes the minimum requirements for a
CNC plasma cutting machine to be delivered and installed at SRF-JRMC Yokosuka, Shop X-11, Japan.
APPLICABLE DOCUMENTS. The documents listed in this section are cited in sections 3 and 4 of this specification. This section does not include documents cited in other sections of this specification or recommended for additional information or as examples. While every effort has been made to ensure the completeness of this list, document users are cautioned that they must meet all requirements of documents cited in sections 3 and 4 of this specification, whether or not they are listed in section 2.
Unless otherwise specified, the documents listed in the solicitation or contract shall be the current edition at time of solicitation.
Government Documents.
Specifications, Standards, and Handbooks. The following specifications, standards and handbooks form a part of this document to the extent specified herein.
STANDARDS – FEDERAL
FED-STD-H28B: Screw Thread Standards for Federal Service
FED-STD-313F: Material Safety Data, Transportation Data, and Disposal Data for Hazardous Materials Furnished to Government Activities
U.S Department of Labor, Occupational Safety and Health Administration
(OSHA)
29 CFR 1910: General Industry, OSHA Safety and Health Standards
(Application for copies should be addressed to the OSHA Publications Superintendent of Documents P.O. Box 37535 Washington, D.C. 20013-7535)
Environmental Protection Agency (EPA)
40 CFR 82: Protection of Stratospheric Ozone
40 CFR 761: Polychlorinated Biphenyls (PCBs) Manufacturing, Processing, Distribution in Commerce, and Use Prohibitions
(Application for copies should be addressed to the EPA Ariel Rios Building 1200 Pennsylvania Avenue, N.W. Washington, DC 20460)
NAVAL FACILITIES ENGINEERING COMMAND
NAVFAC P-307 JUNE 2016: Management of Weight Handling Equipment
(Copies available online at https://ncc.navfac.navy.mil/Popular-Links/P307/ or from Naval Inventory Control Point, ATTN: NAVICP 03334 Room 3200, 700 Robbins Avenue, Philadelphia, PA 19111-5098)
MILITARY STANDARDS
MIL-STD-130N w/Change 1: Identification Marking of U.S. Military Property Item Unique Identification Marking (IUID)
(Application for copies should be addressed to Air Force Product Data Systems Modernization Standards (TMSS) Office, 554 ELSG/SBP, 4375 Chidlaw Road, Bldg. 262, Room S008, Wright-Patterson AFB, OH 45433-5006, Phone (937) 257- 0870 or 0853 or https://quicksearch.dla.mil/qsSearch.aspx)
Non-Government Publications, Specifications, Standards, and Handbooks. The following documents form a part of this document to the extent specified herein. Unless otherwise specified, the documents listed in the solicitation or contract shall be the current edition at time of solicitation.
American National Standards Institute, Inc. (ANSI)
B11/STD B11: General Safety Requirements Common to ANSI B11 Machines
(Address application for copies to the American National Standards Institute, 11 West 42nd Street, New York, NY 10036)
American Society of Mechanical Engineers (ASME)
ASME Y14.5: Dimensioning and Tolerancing
(Applications for copies should be addressed to ASME International Three Park Avenue New York, NY 10016-5990 or www.asme.org)
International Organization for Standardization (ISO)
ISO 4413: Hydraulic fluid power-General rules and safety requirements for systems and their components https://ncc.navfac.navy.mil/Popular-Links/P307/ https://quicksearch.dla.mil/qsSearch.aspx http://www.asme.org/
ISO 4414: Pneumatic Power-General rules and safety requirements for systems and their components
(Application for copies should be addressed to the International Organization for Standardization (ISO) 1 rue de Varembé, Casepostale56, CH211Geneva 20, Switzerland)
National Electrical Manufacturers Association (NEMA)
NEMA 250: Enclosures for Electrical Equipment (1000 V Maximum)
NEMA MG 1: Motors and Generators
(Application for copies should be addressed to the National Electrical Manufacturers Association, 1300 N 17th Street, Rosslyn, VA 22209)
National Fire Protection Association (NFPA)
NFPA 70: National Electrical Code
NFPA 79: Electrical Standard for Industrial Machinery
(Applications for copies should be addressed to the National Fire Protection Association, ATTN: Support Services, 11 Tracy Drive, Avon, MA 02322)
Japan Electric Association (JEAC)
JEAC 8001 - Interior Wiring Code
(Copies available at https://store.denki.or.jp/ )
Japan Environment Governing Standards (JEGS)
(Copies available at https://www.usfj.mil/Resources/JEGS/ )
Order of Precedence. In the event of a conflict between the text of this document and the references cited herein, the text of this document takes precedence. Nothing in this document, however, supersedes applicable laws and regulation unless a specific exemption has been obtained.
2.4 Acronym Definitions Not Explicitly Listed in Text. The following acronyms not explicitly listed in each section text are defined as follows:
a. JIS- Japanese Industrial Standards
b. DIN- German Institute for Standardization
c. EN- European Standard https://store.denki.or.jp/ https://www.usfj.mil/Resources/JEGS/
Proposal Format. Proposal shall be submitted using the following mathematical conventions:
a. Whole numbers will be expressed where one thousand is written as 1,000.
b. Decimals will be expressed where one-tenth is written as 0.1.
c. Submission of compliance statement and descriptive literature shall be in the same units as the units listed in this document.
d. In accordance with ASME Y14.5, all values listed in parenthesis will be treated as reference units and not the official proposed value in determining acceptability. For example, 300mm (11.8 inches), the 300mm will be used in determination of acceptability, and the measurement in parenthesis will not be considered in determining acceptability.
REQUIREMENTS.
Design. The item offered shall be new and a current commercially available model. A current model is defined as the manufacturer’s currently produced model which, on the date this solicitation is issued, has been designed, engineered, sold or is being offered for sale through advertisements or manufacturer’s published catalogue or brochures. Products such as a prototype unit, pre-production model, or experimental unit do not qualify as meeting the requirements specified herein. The machine shall include all components, parts, and features necessary to meet the performance requirements specified herein. All parts subject to wear, breakage or distortion shall be accessible for adjustment, replacement, and repair.
Measuring and Indicating Device Graduations. All measuring and indicating devices on the machine shall be graduated in the inch/pound.
Controls. All electrical, mechanical, hydraulic, and pneumatic operating controls shall be located convenient to the operator's workstation(s).
Safety and Health Requirements. All machine parts, components, mechanisms, and assemblies furnished on the machine, whether or not specifically required herein, shall comply with all of the requirements of OSHA 29 CFR 1910 or equivalent ISO/EN/DIN/JIS standards. At the time of proposal, the vendor shall indicate which document they will utilize for compliance to the requirements. The safety devices shall not interfere with the operation of the machine. The safety devices shall prevent unintentional contact with the guarded part, and shall be easily removed to facilitate inspection, maintenance, and repair of the parts. Optical or pull wire sensor with interlock system shall be installed in front of and behind the gantry to prevent the gantry from colliding with the operator or foreign objects. The light-shading and heat-resistant replaceable sheets shall be provided around the point of operation. Emergency stop buttons with latch and turn-and-open structure shall be provided at the operator’s work station(s) and both sides of the gantry.
Safety Guarding. Covers, guards, or other safety devices shall be provided per ANSI B11 or equivalent ISO/EN/DIN/JIS standards. At the time of proposal, the vendor shall indicate which document they will utilize for compliance to the requirements. The safety devices shall not interfere with the operation of the machine. The safety devices shall prevent unintentional contact with the guarded part, and shall be easily removed to facilitate inspection, maintenance, and repair of the parts.
Audible Noise Level. Audible noise emitted by the equipment shall not exceed 84 decibels (dB), measured on the “A” weighted scale of a standard Type II sound level meter, at the operator's work position or any point at a distance of three (3) feet from the equipment. Noise generated by the work piece shall be excluded in determining compliance of the equipment with the 84 dB requirements.
Hazardous Material Exclusions. Supplies or materials being provided as part of the equipment shall be free of known hazardous materials. These materials shall not be brought on site without prior approval of the Government. Radioactive materials or instruments capable of producing ionizing radiation as well as materials which contain asbestos, mercury, lithium, methylene chloride, lead (= or >0.06%), cadmium, hexavalent chromium, or polychlorinated biphenyls (PCB’s) are prohibited. Definitions of hazardous materials are specified in the latest version, including revisions adopted during the term of the contract, of FED-STD-313F. Nickel Metal Hydride and lithium batteries are permissible for memory backup. Class I Ozone Depleting Substances as defined in 40 CFR 761 shall not be used in the performance of this contract or be provided as part of the equipment. Exceptions to the prohibition of these materials must be referred to the Contracting Officer in writing, for consideration, not later than 60 calendar days after effective date of contract and prior to any work being performed.
PCB Certification. Written certification from the manufacturer that the equipment contains no detectable PCBs (less than 0.5 parts-per-million) shall be provided. The certification shall be on manufacturer’s letterhead, and signed by a company official who is empowered to provide the same.
Environmental Protection. Under the operating, service, transportation, and storage conditions described herein, the machine shall not emit materials hazardous to the ecological system as prohibited by Federal, state, or local statutes in effect at the point of installation.
Lubrication. Means shall be provided to ensure proper lubrication for all moving parts in accordance with manufacturer requirements. All oil holes, grease fittings, and filler caps shall be easily accessible.
Recirculating Lubrication. When the machine is equipped with a recirculating lubrication system, it shall include a filter that is cleanable or replaceable. Each lubricant reservoir shall have at least a 24-hour capacity. Means shall be provided to indicate a low lubrication condition. When a low lubrication condition occurs, the machine shall complete the current operation and come to a complete stop. The machine shall indicate that lubrication is required.
Replacement Parts. All parts subject to replacement shall be manufactured to definite dimensions and tolerances. Replacement parts shall be interchangeable without requiring modification. Replacement parts are those that are subject to wear or failure such as gears, bearings, shafts, feed screws, drive belts, pumps, and seals. Electrical replacement parts shall include but not be limited to, motors, relays, fuses, switches, magnetics, pushbuttons, light bulbs, braking mechanisms, and solid-state devices. Tooling and accessories normally supplied as standard items shall also be considered replacement parts.
Foreign-sourced replacement parts shall either be interchangeable with domestically supplied components or be readily available from a domestic source. The contractor shall have a local Japanese dealer network that provides maintenance services and repair parts.
Construction. The machine shall be constructed of parts that are new, without defects, and free of repairs. The structure shall withstand all forces encountered during operation of the machine to its maximum rating and capacity without distortion.
Castings and Forgings. All castings and forgings shall be free of defects, scale, and mismatching. No processes such as welding, peening, plugging, filling with solder or paste shall be used for reclaiming any defective part.
Fastening Devices. All screws, pins, bolts, and other fasteners shall be installed to prevent unintentional loosening. Fastening devices subject to removal or adjustment shall not be permanently installed.
Threads. All threaded parts used on the machine and its related attachments and accessories shall conform to FED-STD-H28B and the applicable “Detailed Standard” section referenced therein or equivalent ISO/EN/DIN/JIS standards. At the time of proposal, the vendor shall indicate which document they will utilize for compliance to the requirements.
Gears. All gears of axis drive trains shall conform to or exceed all provisions of ANSI/AGMA ISO 1328-1-B14. All gears shall be of proper width and size to transmit full-rated torque and horsepower throughout the speed ranges without failure for the expected service life of the machine. Gears in drive trains shall be hardened and ground steel.
Surfaces. All surfaces shall be clean and free of harmful or extraneous materials. All edges shall be either rounded or beveled unless sharpness is required to perform a necessary function. The condition and finish of all surfaces shall be in accordance with the manufacturer's commercial practice.
Welding, Brazing, or Soldering. Welding, brazing, or soldering shall be employed only where specified in the original design. None of these operations shall be employed as a repair measure for any defective part.
Painting. The machine shall be painted in accordance with the manufacturer’s commercial practice. All paint shall be of the lead-free type.
Workmanship. Workmanship of the machine shall meet all requirements specified herein and shall be of a quality equal to that prevailing among manufacturers producing equipment of the type covered by this purchase description.
Components. The machine shall consist of not less than the following components:
Base. The base shall be a stress relieved, heavy duty, ribbed casting or steel weldment having characteristics that minimize both thermal and vibration effects, while providing the strength and size to assure maximum rigidity and support for any load within the rated capacity of the machine. Means shall be provided for accurate, ease of leveling.
Table. The worktable shall be fabricated as a surface that supports workpiece(s) while passing through the plasma jet flow mixed with hot sparks. Replaceable steel slats shall be installed to the top surface of the worktable and spaced at a maximum 2” apart.
Work envelops shall be in accordance with Table I of Paragraph 3.4. The table shall be provided with a downdraft capability. To improve dust collection efficiency, it shall be provided with a function to shift the path of air flow automatically following the torch head. The push-pull flow straightening system shall be provided. Dust reservoir shall be provided under the worktable with means of dumping and cleaning. The top surface of the outer rims of the worktable shall be non-skid.
Plasma Arc Cutting System. The plasma arc cutting system shall have a cutting and marking capability specified in Table I of Paragraph 3.4. The system shall include, but not limited to, gas mixing unit, electric transformer, control unit, pressure and flow rate control, indicators, gas hoses with connectors for DOT cylinders, securely connected piping, hose, tube, wire between each component, and other components necessary to perform required functions and capacities. Nitrogen, Oxygen, and Argon can be used as plasma assist gas. Means of indication low pressure, low coolant, leakage, malfunction, improper installation of parts, and any other troubles.
Torch. The torch shall drive in five (5) axes: the longitudinal X axis, the traverse Y-axis, the vertical Z-axis, B-axis changing the bevel angle, and C-axis rotating the torch in azimuthal direction. The torch shall be supported by a gantry (or a cantilever beam) that drives along the X-axis. All axes shall be precision numerically controlled mechanism and actuated through electrical servo mechanism with variable feed rates. Movement shall be guided by hardened, preloaded, roller bearing or nonmetallic slide bearing having a low coefficient of friction, with excellent slip-stick and damping properties. X, Y, and Z axes shall have over-travel prevention (programmed stops and hard stops). Protection by way covers or way wipers against spatter, fumes, or dust shall be provided at all moving parts.
Covers for precision mechanism, electric component, tubing, and wiring shall be provided.
Dust Collector. The dust collector shall be provided to collect dust and fumes containing hexavalent chromium and other hazardous materials without spreading to surrounding area. The performance of the dust collector shall meet Table I of Paragraph
3.4. Suction duct shall be connected to the downdraft table. The dust collector shall be provided with multiple-staged dust separators and/or filters. Filters shall be provided with automatic cleaning function such as air pulse system, differential pressure gauges with filter lifetime indicator. Filtered air shall be exhausted to the outside of the building. A means to prevent foreign materials intrusion and backflow from the exhaust port shall be provided. The exhaust ducting shall not interfere with the operation of an existing gantry crane installed outside of the building. A means of explosion prevention including, but not limited to, spark separator, explosion vent, and grounding for all components, shall be provided. A means of dumping and cleaning the dust and fumes without spreading around shall be provided. Means of compacting the volume of dust and fumes to less than 30 percent shall be provided.
Computer Aided Design (CAD) Station. A computer aided design (CAD) station shall be provided. The CAD station shall be placed in the CAD Booth shown in Government Drawing A. Knaps Series (Mfr: Komatsu Industries Corp.) or equivalent CAD/CAM software that is capable of generating 2D figures from templates, 2D free design, and nesting shall be installed. CADTOOL Bankin Tenkai Series (Mfr: CADENAS WEB2CAD Inc.) or equivalent bending design software that is capable of generating 2D developed drawings from 3D templates shall be installed. The templates shall be able to be added and edited. A function to put multiple points at positions where a loop consisting of continuous lines and curves is divided into a specified number of equal length portions from a specified origin point (also known as “devided point function”) shall be provided.
2D data shall be compatible with AUTOCAD 2021. The CAD station shall be connected to the control unit of the machine by electric or optical cable to transfer the cutting data.
Microsoft Excel, Word or compatible software shall be provided. The performance of computer shall be sufficient to run each software and greater than Table I of 3.4, and provided with 24” display, CD/DVD reader-writer, keyboard, and mouse. Technical support for one (1) year shall be provided. Wireless communication shall be disabled. The CAD station will be used as stand-alone. A means of updating the CAD station without connecting on-line shall be provided.
Coolant System. A coolant system shall be provided. The coolant system shall include a sump or reservoir, s power driven pump, and all necessary piping. The system shall have means for draining and cleaning. The draining lines shall not be connected to sanitary sewer or storm drains.
Hydraulic System. Under the condition that a machine has a hydraulic system, the system shall conform to ISO 4413 or current equivalent EN/DIN/JIS standards. At the time of proposal, the vendor shall indicate which document they will utilize for compliance to the requirements. The system shall be complete, including all pumps, valves, piping, cylinders, and pressure controls. A machine that does not require a hydraulic system to operate properly shall be considered acceptable.
Pneumatic System. Under the condition that a machine has a pneumatic system, the system shall conform to ISO 4414 or current equivalent EN/DIN/JIS standards. At the time of proposal, the vendor shall indicate which document they will utilize for compliance to the requirements. The system shall be complete, including all pumps, valves, piping, cylinders, and pressure controls. A machine that does not require a pneumatic system to operate properly shall be considered acceptable.
Electrical System. The machine shall conform to NFPA 79 or current equivalent ISO/EN/DIN/JIS/IEC standards. At the time of proposal, the vendor shall indicate which document they will utilize for compliance to the requirements. The existing source power available at the facility is 210 volt, 3-phase, 50 Hertz (Hz). The machine’s electrical system shall be tolerant of fluctuation of ± 10 percent. The electrical system shall be complete, including any electrical transformer(s) that may be required to modify the existing source voltage to the proper operating voltage of the equipment. A properly rated, and fused, single disconnect device shall be utilized on the machine with means of lockout in the off position only. Ground Fault Circuit Interrupter (GFCI) shall be provided. Grounding shall be performed in accordance with manufacturer’s technical instruction to ensure that the high frequencies emitted by the equipment do not affect surrounding electronic devices.
As necessary grounding Any wireless communication devices shall not be used. If the power requirements of the equipment exceed the capacity of the power sources listed in Figure 1, the contractor shall inform the required capacity and when the Government shall prepare the power supply, during the solicitation phase.
Electrical Enclosures. Construction of the electrical enclosures shall be in accordance with NEMA 250 type 12 or current equivalent ISO/EN/DIN/JIS/IEC standards and shall provide for ventilation of components and shall be designed for an indoor non-hazardous location. All electrical components shall conform to NFPA 79 or equivalent ISO/EN/DIN/JIS standards. The machine shall be provided with interlocks on its electronic cabinet that shall instantly remove power from the equipment when the door is opened in accordance with NFPA 79 or current equivalent ISO/EN/DIN/JIS/IEC standards. At the time of proposal, the vendor shall indicate which document they will utilize for compliance to the requirements.
Arc Flash Protection. The machine enclosures shall be marked for arc flash in accordance with NFPA 79 Paragraph 16.2.3 “Safety Signs for Electrical Enclosures” or current equivalent ISO/EN/DIN/JIS/IEC standards for arc flash safety. At the time of proposal, the vendor shall indicate which document they will utilize for compliance to the requirements.
Solid-State Components. Electrical devices used to power electrical servo and spindle motors of control voltage delivered to solid-state electrical components shall be solid-state devices. Such devices shall be equipped to handle the electrical load imposed by operation of the machine to its maximum potential. The use of selenium in solid-state components shall be restricted to those devices that protect other solid-state components from voltage surge.
Computer Numerical Control (CNC) Features. The machine shall be equipped with a CNC control incorporating all standard features. The CNC unit shall provide programmable automatic control of machine functions, operating modes, axis movement and other part program directed functions for the machine. Movement in all axes shall be both synchronous and independent positioning. Control features shall include Manual Data Input (MDI), simultaneous control of all axes, linear interpolation, circular interpolation, programmable interface, part program edit, part program storage, background editing function, fixed cycles, cutting kerf compensation, test cycle, cutting speed override, displaying a drawing of workpieces and cutting contour, pause, adjustment of the origin point and the origin angle using laser pointer, and control diagnostics. The CNC shall direct machine functions from command data stored in memory. The data stored in memory shall be input by the media specified herein. The control shall initiate a halt and error signal should a fault condition occur in the control. The control shall automatically shut down when internal operating temperatures exceed safe operating limits. A function to adjust the parameters of the plasma arc cutting system automatically and indicate proper parts selection by inputting cutting condition including, but not limited to, material, thickness, and bevel angle. The control panel shall be provided at the position where the entire table and torch head can be seen. The control panel shall be fixed to the foundation or mounted to the gantry. The control panel shall be provided with Joy-stick or push buttons to manually control X, Y, and Z-axes, 15” or larger display, and dust-proof cover, and CD/DVD driver.
Post Processor. A post processor for machine control shall be provided. The post processor shall include all files necessary to provide the capability to generate tool paths and output NC files for all available functionality of the machine including, but not limited to, simultaneous 2, 3, 4, and 5 axis machining with the contouring head. The files shall include documentation and be delivered on compact disc.
Motors. Motors shall be rated for continuous duty. Alternating-current (AC) motors shall be designed to operate on 50-Hz and each motor enclosure shall meet the requirements for a drip-proof enclosure. All motors shall meet the requirements of NEMA MG-1 or current equivalent ISO/EN/DIN/JIS/IEC standards. At the time of proposal, the vendor shall indicate which document they will utilize for compliance to the requirements.
Each motor shall have an identification plate in accordance with paragraph 3.7 to identify manufacturer, model number, serial number, voltage, amperage, horsepower, phase, frequency, and frame number. Motor horsepower shall be the manufacturer’s standard or standard optional horsepower as indicated on the manufacturer's design and construction drawing(s).
Facility Connections. Electrical connections made to the facility electrical system shall conform to NFPA 70 or JEAC 8001.
Hour Meter. The machine shall be equipped with a non-resetting type, hour meter to display accumulated operating time of the drive motor(s), mounted on the main electrical panel visible from the outside, sealed to prevent the entrance of dust and moisture, and shall be mounted to withstand shock and vibration generated by the machine.
The meter shall have a range of 0 to 99,999.9 hours in increments of one (1) tenth of one
(1) hour. A CNC control that tracks and displays total machine on time (a non-resetting type), controller on, program runtime, and run time of the servo motor(s) shall be considered to meet this requirement. The meter shall be sealed to prevent the entrance of dust and moisture and shall be mounted to withstand shock and vibration generated by the machine.
Size and Capacity. The size and capacity of the machine shall be not less than specified in Table I. The size of the machine including all components shall be within the available area shown in Figure1.
Table I Characteristic Specification
Table Working Envelope (X×Y×Z) X-axis 240” Y-axis 96” Z-axis 8”
Bevel Cutting Capacity B-axis +45°/-40° C-axis ±180°
Cutting Capacity Applicable materials Stainless steel, Mild steel, and Aluminum Rated output current 400 Amps
Thickness, Mild steel, Vertical Cutting 0.125 to 1.4” Thickness, Stainless steel, Vertical Cutting 0.125 to 1.15”
Thickness, Aluminum, Vertical Cutting 0.125 to 0.59” Thickness, 45° Bevel Cutting 60% of vertical cutting
Cutting speed, mild steel, 1.25” thickness 40 IPM Cutting speed, mild steel, 0.125 thickness 110 IPM
Feed Rates X and Y-axes 0 to 580 IPM
Z-axis 0 to 60 IPM B and C-axes 90°/sec.
Dust Collector Motor output 11 kW
Flow rate 2,800 CFM Static pressure 0.58 psig Duct velocity 4,000 FPM CAD Station
OS Windows 10 CPU Intel Core i7
RAM 16 GB
Storage 500 GB
Alignment and Accuracy Tolerances. The alignment and accuracy tolerances of the machine shall be as specified in Table II.
Table II Characteristic Specification
Minimum increment, X and Y axes 0.002 inches Minimum increment, B and C axes 1 degree
Horizontal tolerances of cut contours ±0.08” Bevel angle tolerances of cut surfaces ±3.0 degrees
Standard Tooling and Equipment. All standard tooling and equipment required for proper operation and maintenance of the machine shall be provided. A list of these shall be furnished at the time of the proposal. The plasma cutting machine shall also include consumables; twenty (20) each of consumable parts including, but not limited to, electrodes, nozzles, caps, and O-rings for all required cutting conditions.
Marking on Instruments, Control Panels, and Plates. All words on plates for guidance of operation and maintenance shall be in the Japanese language. All words on safety labels and stickers shall be in the English and Japanese language. Universally designed markings can substitute for the text. Characters shall be engraved, etched, embossed, or stamped in boldface on a contrasting background. All plates shall be corrosion resistant.
Lubrication Plate. A lubrication plate shall be permanently and securely attached to each machine. The plate shall contain the following information.
Points of Lubricant Application Servicing Interval Type of Lubricant Viscosity Military or Federal Specification for Each Lubricant (If available) Size and Type of Each Lubricant Filter
Nameplate. A nameplate shall be permanently and securely attached to each machine. The nameplate shall contain the information listed below. If the machine is a special model, the model designation shall include the model number of the basic standard machine and a suffix identified in the manufacturer's permanent records.
Nomenclature Manufacturer’s Name Manufacturer’s Model Designation Manufacturer’s Serial Number Power Input (Volts, Total Amps, Phase, Frequency) Contract Number Date of Manufacture
Identification Marking of Military Property. An Item Unique Identification
Marking (IUID) shall be provided in accordance with MIL-STD-130N and all applicable documents within the standard with Machine Readable Information (MRI) for item identification marking and automatic data capture. The application of Human Readable Information (HRI) shall be used in combination with MRI and free text. At a minimum this tag shall contain the information listed in paragraph 3.7.2 Nameplate.
Technical Data. Three (3) hard copies and one (1) electronic copy(s) of technical data shall be provided with the machine. Technical data shall contain specifications, instructions for the operation, maintenance of the machine, lifting plan, as-built drawing of whole installation site, SDS for all hazardous materials, Non-PCB certification, and recommended spare parts list. All copies of technical data shall be legible and written in the English and Japanese language.
Plan of Action and Milestones (POA&M). The contractor shall provide a POA&M to identify contractor performance dates of all major events from contract award to completion of all contract requirements. The initial POA&M shall be delivered thirty (30) calendar days After Contract Award (ACA). The milestones shall be prepared using a recognized project management technique (preferably Microsoft Project). The Government and the contractor shall review the report on a monthly basis. The contractor shall notify the Government prior to making any changes to the POA&M. All changes to the POA&M shall be approved in advance by the Government. The POA&M shall detail such items as engineering, procurement of major hardware, assembly, operational debug, factory acceptance, shipment, installation, training, and final acceptance test.
Acceptance Test Plan (ATP). The Contractor shall prepare an Acceptance Test Plan (ATP). The ATP shall be a step-by-step written instruction on how to verify compliance during Contract Quality Assurance Inspection and the Final Inspection/Acceptance Test specified in Sections 4.4 and 4.5. The Contractor shall develop and provide dimensioned drawings of the proposed test part specified in Paragraph 4.7.3. The Manufacture’s standard testing procedures shall be included in the ATP. Any procedures necessary for compliance with Section 4, which are not covered by the Manufacturer’s standard testing procedures, shall be identified and included in the ATP. The initial ATP shall be submitted thirty (30) calendar days ACA for Government review and approval. The accepted test procedures shall become part of this contract.
Installation. The contractor shall provide complete installation services of the machine to include, but not limited to, transportation of the machine, necessary foundation works, qualified personnel, and equipment for offloading, rigging, placing the machine on the foundation, all materials and tools for installation and anchoring to the foundation, leveling and connecting to utilities. The contractor shall comply to NAVFAC P-307. The contractor shall supply all equipment necessary to complete the tasks listed which may include fork trucks, excavation equipment, cranes, boom trucks, etc. The contractor shall refer to Figure 1 for the available installation area. The contractor shall follow the customers hours of operation; 8:00am to 4:45pm (excluding 12:00 to 12:45pm), Monday through Friday excluding all national holidays, unless informed otherwise. In the event work needs to be performed outside the customers hours of operation, the contractor shall request a permit no less than two (2) working days in advance of the work.
Foundation. The contractor shall be responsible for any modifications to the foundation required for the Manufacturer’s design requirements. The existing foundation shown in Figure 1 can be reused.
Geotechnical Survey. When the Government does not provide the underground utility locations of the installation area, the contractor shall perform a geotechnical survey to determine the strength of the foundation and if and where there are any hidden utilities in the location of the current foundation. The contractor shall provide a copy of the completed survey to DLA.
Work Stoppage. For unforeseen issues that are found during installation of the foundation, the contractor shall notify the facility point of contact (POC) and DLA immediately to determine further course of action.
Training. After satisfactory completion of acceptance testing of the system, the services of a qualified representative(s), who is proficient in the Japanese language, shall be provided for specialized training to familiarize Government personnel with the equipment and to help ensure reliable performance and maximum service life, during normal usage.
The training shall be for ten (10) operators. Training shall be performed at the Government facility and shall not be less than ten (10) consecutive eight (8) hour workdays, between 08:00 am and 4:45 pm excluding weekends and federal holidays. The course shall utilize as-built drawings and manuals provided under this contract, and shall include both classroom and hands-on portions. All printed training aids shall be supplied for the course, be in the Japanese language, and become the property of the Government.
QUALITY ASSURANCE.
Responsibility for Inspection. The contractor shall be responsible for the performance of all inspection requirements specified herein. Except as otherwise specified in the contract or purchase order, the contractor may use his own facility for the performance of the inspection requirements specified herein, unless disapproved by the Government. The Government reserves the right to witness any inspections set forth in the purchase description where such inspections are deemed necessary to assure supplies and services conform to prescribed requirements.
Responsibility for Compliance. All items must meet all requirements of sections 3 and 4.
Classification of Inspections. The inspection requirements specified herein are classified as follows:
a. Contract quality assurance inspection (Origin) (see 4.4).
b. Final Inspection/Acceptance test (Destination) (see 4.5).
Inspection Conditions. All inspections, tests, and examinations shall be performed in an indoor facility with ambient temperature conditions in the range of 55° F to 100° F and 10% to 95% relative humidity.
Contract Quality Assurance Inspection (Origin). Contract quality assurance inspection shall be applied at the contractor’s facility prior to being offered for acceptance under the contract. The machine and all peripheral equipment added to the machine shall be fully assembled and perform all functions in accordance with this specification. Quality conformance inspection shall consist of the examination in 4.6 and the tests in 4.7. The machine shall pass the examination, all tests, and contract quality assurance inspection to be acceptable for shipment.
Final Inspection/Acceptance Test (Destination). Final Inspection and acceptance test shall be performed on the machine to ensure conformance with this purchase description.
The acceptance test shall be performed only after the machine is installed at its final location. The acceptance test shall consist of the examination in 4.6 and all tests in 4.7. The machine shall pass the examination and all tests to be accepted.
Examination. The equipment shall be examined for design, dimensions, construction, materials, components, electrical equipment and workmanship to determine compliance with the requirements of this specification.
Tests. Unless otherwise specified within this document, all programs, instruments, materials, material handling equipment, qualified personnel, and tools required to perform and evaluate the tests shall be furnished by the contractor. All measurement tools and indicating devices shall be calibrated in accordance with the attached QAP. If a malfunction occurs during the test, the test shall be restarted each time until all tests in 4.7 are completed without a malfunction. Three (3) consecutive failures without completion of the test may be considered cause for rejection of the system. For the purpose of this test, a “failure” is defined as any equipment malfunction which requires remedial action to restore the system to full operation in accordance with this specification.
Alignment and Accuracy Tests. Tests shall be conducted to ensure the machine meets the alignment and accuracy tolerances specified in paragraph 3.5, Table II. The machine repeatability and accuracy shall be checked.
Operational Test. The machine shall be operated under CNC at no-load for not less than four (4) hours. During operational testing the control functions and machine response to commands for slide motions, feed rate changes, bevel motions, suction area control, and auxiliary functions shall be checked. The machine shall be run in each mode of operation (Manual and Automatic) to test the machine’s response to command data. Three (3) failures in a row to complete the run test may be cause for rejection of the entire system.
After successful completion of the operational test; proper operation of all controls, motors, adjusting mechanisms, over-travel limits (programmed stops and hard stops), emergency stop devices, and accessories shall be verified. The safety limit stops shall be checked by attempting to exceed the limits of travel of each moving axis.
Performance Test. The machine shall be tested in accordance with the agreed upon ATP referenced in paragraph 3.8.2. Two identical parts shall be cut to test dimensional accuracies. The test shall include a variety of cuts to include all machine parameters. The test pieces shall be identical to within ± 0.08 inches on each cut.
Audible Noise Level Test. The equipment shall be tested for compliance with paragraph 3.1.4. “Audible Noise Level”.
INSTALLATION RESPONSIBILITIES
Government Contractor ☒ ☐ a. Provide existing foundation ☐ ☒ b. Modify the existing foundation in accordance with the
Manufacturer’s design requirements.
☐ ☒ c. Furnish labor and material handling equipment for off-loading and placing item on foundation.
☐ ☒ d. Provide and install anchor bolts and nuts.
☐ ☒ e. Set and rough level the machine on its foundation ☐ ☒ f. Level and align machine.
☐ ☒ g. Connect machine to the provided utilities hook-up.
☐ ☒ h. Provide all necessary tools, gages, and instrumentation necessary to perform the required tests.
☐ ☒ i. Provide and charge all systems with fluids in accordance with manufacturer's instructions.
☒ ☐ j. Material for performance testing at Government facility ☐ ☒ k. Material for performance testing at Contractor's facility ☒ ☐ l. Material handling, rigging equipment and qualified
Personnel for performance testing at Government facility.
☐ ☒ m. Material for handling, rigging equipment and qualified personnel for performance testing at contractor’s facility.
GOVERNMENT RESPONSIBILITIES
☒ Provide utilities hook-up within 40 feet of the machine.
☒ No work shall be performed by customer personnel when the contractor's representative is not in the immediate work area during installation, verification, and initial start-up of the machine.
| 1.0 SCOPE. |
| 1.1 Scope. The content of this specification describes the minimum requirements for a CNC plasma cutting machine to be delivered and installed at SRF-JRMC Yokosuka, Shop X-11, Japan. |
| 2.0 APPLICABLE DOCUMENTS. The documents listed in this section are cited in sections 3 and 4 of this specification. This section does not include documents cited in other sections of this specification or recommended for additional information or as ... |
| 2.1 Government Documents. |
| 2.1.1 Specifications, Standards, and Handbooks. The following specifications, standards and handbooks form a part of this document to the extent specified herein. |
| 2.2 Non-Government Publications, Specifications, Standards, and Handbooks. The following documents form a part of this document to the extent specified herein. Unless otherwise specified, the documents listed in the solicitation or contract shall be ... |
| 2.3 Order of Precedence. In the event of a conflict between the text of this document and the references cited herein, the text of this document takes precedence. Nothing in this document, however, supersedes applicable laws and regulation unless a s... |
| 2.4 Acronym Definitions Not Explicitly Listed in Text. The following acronyms not explicitly listed in each section text are defined as follows: |
| 2.5 Proposal Format. Proposal shall be submitted using the following mathematical conventions: |
| 3.0 REQUIREMENTS. |
| 3.1 Design. The item offered shall be new and a current commercially available model. A current model is defined as the manufacturer’s currently produced model which, on the date this solicitation is issued, has been designed, engineered, sold or is ... |
| 3.1.1 Measuring and Indicating Device Graduations. All measuring and indicating devices on the machine shall be graduated in the inch/pound. |
| 3.1.2 Controls. All electrical, mechanical, hydraulic, and pneumatic operating controls shall be located convenient to the operator's workstation(s). |
| 3.1.2.1 Safety and Health Requirements. All machine parts, components, mechanisms, and assemblies furnished on the machine, whether or not specifically required herein, shall comply with all of the requirements of OSHA 29 CFR 1910 or equivalent ISO/E... |
| 3.1.2.2 Safety Guarding. Covers, guards, or other safety devices shall be provided per ANSI B11 or equivalent ISO/EN/DIN/JIS standards. At the time of proposal, the vendor shall indicate which document they will utilize for compliance to the requirem... |
| 3.1.3 Audible Noise Level. Audible noise emitted by the equipment shall not exceed 84 decibels (dB), measured on the “A” weighted scale of a standard Type II sound level meter, at the operator's work position or any point at a distance of three (3) f... |
| 3.1.4 Hazardous Material Exclusions. Supplies or materials being provided as part of the equipment shall be free of known hazardous materials. These materials shall not be brought on site without prior approval of the Government. Radioactive material... |
| 3.1.4.1 PCB Certification. Written certification from the manufacturer that the equipment contains no detectable PCBs (less than 0.5 parts-per-million) shall be provided. The certification shall be on manufacturer’s letterhead, and signed by a compan... |
| 3.1.5 Environmental Protection. Under the operating, service, transportation, and storage conditions described herein, the machine shall not emit materials hazardous to the ecological system as prohibited by Federal, state, or local statutes in effec... |
| 3.1.6 Lubrication. Means shall be provided to ensure proper lubrication for all moving parts in accordance with manufacturer requirements. All oil holes, grease fittings, and filler caps shall be easily accessible. |
| 3.1.6.1 Recirculating Lubrication. When the machine is equipped with a recirculating lubrication system, it shall include a filter that is cleanable or replaceable. Each lubricant reservoir shall have at least a 24-hour capacity. Means shall be provid... |
3.1.7 Replacement Parts. All parts subject to replacement shall be manufactured to definite dimensions and tolerances. Replacement parts shall be interchangeable without requiring modification. Replacement parts are those that are subject to wear or ...
| 3.2 Construction. The machine shall be constructed of parts that are new, without defects, and free of repairs. The structure shall withstand all forces encountered during operation of the machine to its maximum rating and capacity without distortion. |
| 3.2.1 Castings and Forgings. All castings and forgings shall be free of defects, scale, and mismatching. No processes such as welding, peening, plugging, filling with solder or paste shall be used for reclaiming any defective part. |
| 3.2.2 Fastening Devices. All screws, pins, bolts, and other fasteners shall be installed to prevent unintentional loosening. Fastening devices subject to removal or adjustment shall not be permanently installed. |
| 3.2.3 Threads. All threaded parts used on the machine and its related attachments and accessories shall conform to FED-STD-H28B and the applicable “Detailed Standard” section referenced therein or equivalent ISO/EN/DIN/JIS standards. At the time of p... |
| 3.2.4 Gears. All gears of axis drive trains shall conform to or exceed all provisions of ANSI/AGMA ISO 1328-1-B14. All gears shall be of proper width and size to transmit full-rated torque and horsepower throughout the speed ranges without failure fo... |
| 3.2.5 Surfaces. All surfaces shall be clean and free of harmful or extraneous materials. All edges shall be either rounded or beveled unless sharpness is required to perform a necessary function. The condition and finish of all surfaces shall be in a... |
| 3.2.6 Welding, Brazing, or Soldering. Welding, brazing, or soldering shall be employed only where specified in the original design. None of these operations shall be employed as a repair measure for any defective part. |
| 3.2.7 Painting. The machine shall be painted in accordance with the manufacturer’s commercial practice. All paint shall be of the lead-free type. |
| 3.2.8 Workmanship. Workmanship of the machine shall meet all requirements specified herein and shall be of a quality equal to that prevailing among manufacturers producing equipment of the type covered by this purchase description. |
| 3.3 Components. The machine shall consist of not less than the following components: |
| 3.3.1 Base. The base shall be a stress relieved, heavy duty, ribbed casting or steel weldment having characteristics that minimize both thermal and vibration effects, while providing the strength and size to assure maximum rigidity and support for an... |
| 3.3.2 Table. The worktable shall be fabricated as a surface that supports workpiece(s) while passing through the plasma jet flow mixed with hot sparks. Replaceable steel slats shall be installed to the top surface of the worktable and spaced at a ma... |
| 3.3.3 Plasma Arc Cutting System. The plasma arc cutting system shall have a cutting and marking capability specified in Table I of Paragraph 3.4. The system shall include, but not limited to, gas mixing unit, electric transformer, control unit, press... |
| 3.3.4 Torch. The torch shall drive in five (5) axes: the longitudinal X axis, the traverse Y-axis, the vertical Z-axis, B-axis changing the bevel angle, and C-axis rotating the torch in azimuthal direction. The torch shall be supported by a gantry (o... |
| 3.3.5 Dust Collector. The dust collector shall be provided to collect dust and fumes containing hexavalent chromium and other hazardous materials without spreading to surrounding area. The performance of the dust collector shall meet Table I of Parag... |
| 3.3.6 Computer Aided Design (CAD) Station. A computer aided design (CAD) station shall be provided. The CAD station shall be placed in the CAD Booth shown in Government Drawing A. Knaps Series (Mfr: Komatsu Industries Corp.) or equivalent CAD/CAM so... |
| 3.3.7 Coolant System. A coolant system shall be provided. The coolant system shall include a sump or reservoir, s power driven pump, and all necessary piping. The system shall have means for draining and cleaning. The draining lines shall not be conn... |
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