Draft Purchase Description - Micro Hardness Tester.docx

PRODUCTION ENGINEERING

PURCHASE DESCRIPTION

MICROHARDNESS TESTER AND ACCESSORIES

1.0. GENERAL

1.1. SCOPE

Furnish one each Vickers/Knoop/Brinell micro-hardness testing machine, indenter, and diagonal measuring system that meet the following specifications. Installation and training shall also be provided. Specifications are based upon commercially available products and shall meet or exceed the following minimum required specifications.

1.2. GENERAL INFORMATION

1.2.1. Hours of Work: All work shall be performed during Letterkenny’s tour of duty which is a compressed work schedule with eight days that are nine hours in duration, one day that is eight hours in duration and one standard day off within a two week pay period (80 hours). Monday through Thursday shall be nine-hour days scheduled from 0600 through 1530. The first Friday of the pay period shall be an eight-hour day scheduled from 0600 through 1430. The second Friday of the pay period shall be the standard day off. Other hours, weekend, and holiday work shall be considered separately as requested by the contractor and approved by the Contracting Officer.

1.2.2. Safety, and Fire Protection: All work shall comply with LEAD 385-1 and LEAD Safety Bulletin 18-01 for contractors working on the depot. The contractor is reminded that LEAD maintains a Safety Management System (SMS) and is either OHSAS 18001 or ISO 45001 certified. It is the contractor’s responsibility to be familiar with these documents and to comply with their contents. Any and all on site work at LEAD shall be completed in accordance with applicable OSHA, DOD, Army, and LEAD Safety requirements. As a federal installation, additional requirements other than OSHA apply to contractors performing work at LEAD. Examples include full conformance to all applicable NFPA standards, ANSI standards, and other consensus standards for the industry covered by the subject contract. It is the responsibility of the contractor to be familiar with all applicable standards prior to starting work. The equipment and installation shall meet all of the safety criteria set forth in ANSI Z9.4 and OSHA 29 CFR 1910.94. Any and all safety messages or recalls related to the safe use of the products provided by the contractor will be provided to the COR for the contract within 5 days of the contractor’s awareness of the message or notice.

1.2.3. Security Requirements: The contractor shall be responsible to ensure that all employees and subcontractor employees that shall visit the depot shall comply with applicable installation, facility and area commander installation/facility access and local security policies and procedures (provided by government representative). The contractor shall also provide all information required for background checks to meet installation access requirements to be accomplished by installation Provost Marshal Office, Director of Emergency Services or Security Office. Contractor workforce shall comply with all personal identity verification requirements as directed by DOD, HQDA and/or local policy. Should the Force Protection Condition (FPCON) change, the Government may require changes in contractor security matters or processes.

1.2.4. OPSEC Training: Per AR 530-1, Operations Security. Contractor employees and associated sub-contractor employees shall complete Level I OPSEC training within 30 calendar days of their reporting for duty and annually thereafter. The contractor shall submit certificates of completion for each affected contractor employee and subcontractor employee, to the COR or to the contracting officer if a COR is not assigned, within 15 calendar days after completion of training. Level 1 OPSEC training is available at the following website: http://www.letterkenny.army.mil/ctrresources/

1.2.5. iWATCH Training: The contractor and all associated sub-contractors with an area of performance within an Army-controlled installation, facilities or area shall brief all employees on the local iWATCH program. This local developed training shall be used to inform employees of the types of behavior to watch for and instruct employees to report suspicious activity to the TPOC or contracting officer. This training shall be completed within 30 calendar days of contract award and within 30 calendar days of new employees commencing performance. The contractor shall report completion for each affected contractor employee and subcontractor employee, to the TPOC and contracting officer within 15 calendar days after completion of training. iWATCH training is available at the following website: http://www.letterkenny.army.mil/ctrresources/

1.2.6. AT Level I Training: All contractor employees, to include subcontractor employees, requiring access to Army installations, facilities, and controlled access areas shall complete AT Level I awareness training within 30 calendar days after contract start date or effective date of incorporation of this requirement into the contract, whichever is applicable. The contractor shall submit certificates of completion for each affected contractor employee and subcontractor employee to the COR or to the contracting officer, if a COR is not assigned, within 15 calendar days after completion of training by all employees and subcontractor personnel. AT Level I awareness training is available at the following website: http://www.letterkenny.army.mil/ctrresources/

1.2.7. Badges: Identification badges shall be issued for admittance of personnel before performing work or service on this contract. The identification badge is the property of the US Government and must be returned upon termination or demand. The contractor/vendor agrees that he shall ensure all badges issued to employees are returned to the Badge and Identification Section, Security Division, Letterkenny Army Depot promptly on termination of need or on expiration, which occurs first. The badge room is located in Bldg 2, phone # 717-267-5301. Hours of operation are 7:30 AM to 3:30 PM, Monday thru Friday, exclusive of Federal Holidays.

2.0. GOVERNMENT RESPONSIBILITIES: LEAD will be responsible for the following:

2.1. Facilities: The government will provide clear access to all working areas necessary for the contractor to perform the installation outlined, during the hours listed in section 1.2.1 above.

2.2. Materials/Services:

2.2.1. Provide electricity and compressed air for vendor hand tools

2.2.2. Provide space to layout out supplies, tools, etc. needed to complete the project.

3.0. CONTRACTOR RESPONSIBILITIES: the contractor will be responsible for the following:

3.1. Upon award of the contract, the contractor will perform an in-depth inspection of the installation site to familiarize themselves with the site conditions. Any required facilities modifications will be made known to the LEAD POC at this time.

3.2. Provide expected arrival date of equipment 60 days prior to equipment delivery. At this time the contractor will also provide a firm installation start date.

3.3. Supply all equipment, parts, labor, and materials necessary for the shipping, off-loading, storage, positioning, installation, and proper operation of the provided equipment.

3.4. Installation of the equipment in its entirety.

3.5. Remove all excess equipment, shipping crates, scrap and consumable materials used by the contractor for shipment and installation of the equipment.

4.0 Microhardness Testing Machine Requirements:

4.1. Machine shall be designed and built to meet verification requirements defined in Test Method ASTM E92.

4.1.2. The test machine must support the test specimen and control movement of the indenter into the specimen under a pre-selected test force. The plane of the surface of the test specimen must be perpendicular to the axis of the indenter and the direction of force application.

4.1.3. The test machine shall be equipped with an anti-collision multi-position indenter turret.

4.1.4. The test machine shall be equipped with a motorized X-Y-Z staging table including work piece fixtures, vice, clamps, and chuck.

4.1.5. The test machine shall be equipped with a minimum 5mp CCD camera for sample overview and image analysis with auto/manual indent measuring capabilities.

4.1.6. The test machine should be equipped with minimum 10X and 40X objectives.

4.1.6. The test machine shall include operating software for report generation and data export capabilities.

4.1.7. The test machine shall have direct operator interface or be provided with a stand-alone PC/laptop.

4.1.8. Wireless capability shall be disabled on the test machine and any associated PC/laptop.

4.2. FORCE APPLICATION: The test machine shall be capable of applying the test forces according to the following:

4.2.1. Capable of testing force ranges from 200gf to 50kgf or greater.

4.2.2. The time from the initial application of the force until the full test force is reached shall not exceed 10 seconds.

4.2.3. The indenter shall contact the specimen at a velocity between 15 µm/s and 70 µm/s.

4.2.4 The full test force shall be applied for 10s to 15s unless otherwise specified.

4.3 INDENTERS: Indenters for general Vickers or Knoop hardness testing shall comply with the requirements of a Class B indenter or better for Vickers, Class A for Knoop in accordance with Annex A3 of ASTM E92.

4.3.1. VICKERS INDENTER: The Vickers indenter shall produce geometrically similar indentation shapes at all test forces. The Vickers indenter shall meet verification requirements defined in Test Method E92.

4.3.1.2. The Class B Vickers diamond indenter used for standard testing and indirect verifications shall have face angles of 136° 0’ ±30’. The four faces of the diamond shall be equally inclined to the axis of the indenter to within ±30’.

4.3.1.3. The four faces of the Vickers indenter shall be equally inclined to the axis of the indenter (within ± 30’) and shall meet at a sharp point. The line of junction between opposite faces (offset) shall not be more than 0.5 µm in length.

4.3.2. KNOOP INDENTER: The Knoop indenter shall be a highly polished, points, rhombic-based, pyramidal diamond (15). The ideal included longitudinal edge angles are 172° 30’ and 130° 0’. The ideal indenter constant, cₚ, is 0.07028. The four faces of the Knoop indenter shall be equally inclined to the axis of the indenter (within ± 30’) and shall meet at a sharp point. The line of junction between opposite faces (offset) shall not be more than 1.0 µm in length for indentations greater than 20 µm in length. For shorter indentations, the offset should be proportionately less.

4.3.3. All indenters shall be serialized. When it is not practical to mark the serial number on the indenter due to size limitations, the serial number shall be marked on the container.

4.4 Each Class A or Class B indenter shall have a calibration certificate with the following information.

4.4.1. Reference to ASTM E92 test method

4.4.2. Serial number of the indenter

4.4.3. Date of standardization

4.4.4. Type (Vickers or Knoop) and class of the indenter (Class A or Class B).

4.4.5. The results of all geometric verifications.

4.4.6. For a Class B Vickers indenter, the face junction offset shall not exceed 0.5µm.

4.4.7. For Class A Knoop indenter, the face junction shall not be more than 0.5µm.

4.4.8. A statement declaring that the indenter meets all the geometric requirements for the type and class of the indenter.

4.4.9. Accreditation agency certification number.

4.5 MEASURING EQUIPMENT: The test machine’s measuring device shall report the diagonal lengths in 0.1 µm increments for indentations with diagonals from 1 to 200 µm.

4.6 VERIFICATION: Testing machine, Indentation measuring devices, Indenters, and all equipment shall be verified in accordance with ASTM E384 Annex A1. All necessary verification tools (Direct and Indirect), calibration blocks, equipment shall be provided by the vendor.

4.7 OPTICAL: The optical portion of the measuring device should utilize Köhler illumination or equivalent method to ensure the light source is not reflected into the viewing image. Optical magnification range of 75X – 1500X.

4.8 MICROSCOPE: To obtain maximum resolution, the microscope should have high quality objectives with adequate numerical apertures, a suitable eyepiece, adjustable illumination intensity, adjustable alignment, aperture and field diaphragms or a system using computer monitors and indent length detection by image analysis and may not use a traditional eyepiece but have a projection lens connected to a CCD camera.

4.9 MAGNIFICATION: Magnifications shall be provided so that diagonal can be enlarged to greater than 25% but less than 75% of the field width. If the computer screen has a 4 to 3 ratio of width to height, or a greater difference between the screen width and height, the maximum field height shall be <75% of the width to measure both Vickers diagonals.

5.0 INSTALLATION:

5.1. Installation shall be completed on-site at LEAD by the vendor.

5.2. Operator training shall be included for 2-4 individuals on-site at LEAD.

5.3. Warranty shall be a minimum of 12 months from date of receipt.