SATPC0032620 Tab 04 4 Spec sheeet.pdf

SECTION 23 57 10.00 10 Page 1

PURCHASE SPECFICATION

TIME IS OF THE ESSENCE

SECTION TABLE OF CONTENTS

DIVISION 23 - HEATING, VENTILATING, AND AIR CONDITIONING (HVAC)

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HEAT EXCHANGERS

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PART 1 GENERAL

1.1 REFERENCES

1.2 SUBMITTALS

1.3 QUALITY ASSURANCE

1.4 DELIVERY, STORAGE, AND HANDLING

1.5 SPARE PARTS

PART 2 PRODUCTS

2.1 MATERIALS AND EQUIPMENT

2.1.1 Standard Products

2.1.2 Nameplates

2.1.3 Asbestos Prohibition

2.1.4 Steel Flanges

2.1.5 Pipe Threads

2.1.6 Gaskets for Flanges

2.1.7 Bolts and Nuts

2.1.8

2.2 HEAT EXCHANGERS

2.2.1 General

2.2.2 Performance

2.2.3 Changes

2.2.4 Heat Exchanger Dimensions

2.3 SYSTEM EQUIPMENT AND ACCESSORIES

2.3.1 Pressure Relief

2.3.2 Drain and Vent Connections

2.3.3 Insulation

2.3.4 Painting

PART 3 EXECUTION

3.1 Connections

3.2 Testing and Cleaning

APPENDIX A

1. First Stage Cooler Job No. E150420-101 Page 1 TEMA Performance

2. Drawing No. 1435-08-174-001 First Stage Cooler

3. Second Stage Cooler Job No. E150420-201 Page 1 TEMA Performance

4. Drawing No. 1435-08-198-002 Second Stage Cooler

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HEAT EXCHANGERS

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PART 1 GENERAL

1.1 REFERENCES

The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.

American Petroleum Institute

API 660 (2020) Shell-and-Tube Heat Exchangers, Ninth Edition, March 2015, Addendum 1, August 2020

AMERICAN SOCIETY OF MECHANICAL ENGINEERS (ASME)

ASME B1.20.1 (2013; R 2018) Pipe Threads, General

Purpose (Inch)

ASME B16.1 (2020) Gray Iron Pipe Flanges and Flanged Fittings Classes 25, 125, and 250

ASME B16.3 (2021) Malleable Iron Threaded Fittings, Classes 150 and 300

ASME B16.4 (2021) Gray Iron Threaded Fittings;

Classes 125 and 250

ASME B16.5 (2020) Pipe Flanges and Flanged Fittings

NPS 1/2 Through NPS 24 Metric/Inch Standard

ASME B16.9 (2018) Factory-Made Wrought Buttwelding Fittings

ASME B16.11 (2022) Forged Fittings, Socket-Welding and

Threaded

ASME B16.20 (2017) Metallic Gaskets For Pipe Flanges

ASME B16.39 (2020) Standard for Malleable Iron

Threaded Pipe Unions; Classes 150, 250, and 300

ASME B31.3 (2020) Process Piping

ASME B16.47 (2020) Large Diameter Steel Flanges: NPS Through NPS 60, Metric/Inch Standard

ASME BPVC SEC IX (2017; Errata 2018) BPVC Section

IX-Welding, Brazing and Fusing Qualifications

ASME BPVC SEC VIII D1 (2023) BPVC Section VIII-Rules for

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Construction of Pressure Vessels Division 1

ASME PCC-1 Pressure Boundary Bolted Flange Joint

Assembly

AMERICAN WELDING SOCIETY (AWS)

AWS A5.8/A5.8M (2019) Specification for Filler Metals for Brazing and Braze Welding

ASTM INTERNATIONAL (ASTM)

ASTM A47/A47M (1999; R 2022; E 2022) Standard

Specification for Ferritic Malleable Iron Castings

ASTM A53/A53M (2022) Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless

ASTM A105/A105M (2021) Standard Specification for Carbon

Steel Forgings for Piping Applications

ASTM A106/A106M (2019-19a) Standard Specification for Seamless Carbon Steel Pipe for High-Temperature Service

ASTM A183 (2014; R 2020) Standard Specification for

Carbon Steel Track Bolts and Nuts

ASTM A193/A193M (2023) Standard Specification for Alloy-Steel and Stainless Steel Bolting Materials for High-Temperature Service and Other Special Purpose Applications

ASTM A194/A194M (2023) Standard Specification For Carbon

Steel, Alloy Steel, And Stainless Steel Nuts For Bolts For High Pressure Or High Temperature Service, Or Both

ASTM A210/A210M (2019) Standard Specification for Seamless

Medium-Carbon Boiler and Superheater Tubes

ASTM A515/A515M (2022) Standard Specification For Pressure

Vessel Plates, Carbon Steel, For Intermediate- And Higher-Temperature Service

ASTM A516/A516M-17 Standard Specification For Pressure Vessel

Plates, Carbon Steel, For Moderate- And Lower-Temperature Service

ASTM B32 (2020) Standard Specification for Solder

Metal

ASTM D596 (2001; R 2018) Standard Guide for Reporting Results of Analysis of Water

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TUBULAR EXCHANGER MANUFACTURERS ASSOCIATION

TEMA 10th Edition, Standards of the Tubular Exchanger Manufacturers Association

MANUFACTURERS STANDARDIZATION SOCIETY OF THE VALVE AND FITTINGS

INDUSTRY (MSS)

MSS SP-25 (2018) Standard Marking System for Valves, Fittings, Flanges and Unions

Langley Procedural Regulations LPR 1710.40P Langley Research Center Pressure Systems

Handbook

1.2 SUBMITTALS

Government approval is required for submittals with a "G" classification. Submittals not having a "G" classification are [for Contractor Quality Control approval. When used, a code following the "G" classification identifies that NASA will review the submittal for the Government. Submit the following:

SD-01 Proposal Information Required [G]

1.2.1 For each heat exchanger unit, the Vendor’s proposal shall include:

1.2.1.1 completed datasheets, following those given in TEMA General Fabrication and Performance Information, Section 3, Figure G-5.2M Heat Exchanger Specification Sheet,

1.2.1.2 Following the data sheets included in Appendix A, a

written statement indicating complete compliance of the new heat exchangers provided herein with datasheets in Appendix A with the changes as identified herein.

1.2.2 The Vendor’s proposal shall include drawings and sketches that are sufficient to describe the heat exchanger construction, to be provided as required in Appendix A.

1.2.3 Design features that are not fully defined by the nomenclature in TEMA, Section 1;

1.2.4 The proposal shall include detailed description of all exceptions to the requirements herein.

1.2.5 The Vendor shall supply the following components:

1.2.5.1 Data and Information indicating compliance to specified requirements for bolts, nuts, rupture discs, and gaskets with torque requirements suitable for pressures and temperatures identified.

1.2.6 Identify the cost in dollars for the goods including all shipping and insurance to the point of delivery identified herein. The time for delivery of goods shall be identified in the Vendor’s proposal.

A separate added cost shall be identified for expediting the delivery of the goods. TIME IS OF THE ESSENCE.

SD-02 Shop Drawings [G]

2.1.1 On award of the work, the Vendor shall submit, for review by the Government, outline drawings for each heat exchanger. The drawings shall include at least the following information:

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2.1.1.1 service, item number, project name and location, Government’s order number, Vendor’s shop order number, serial number, and other special identification numbers;

2.1.1.2 design pressure, test pressure, design temperature, minimum design metal temperature (MDMT), and any restriction on testing or operation of the heat exchanger;

2.1.1.3 maximum allowable working pressure (MAWP) in the corroded condition and at the design temperature for the shell side and tube side;

2.1.1.4 connection sizes, location, orientation, projection, direction of flow and, if flanged, the rating and facing type

2.1.1.5 Measurement instruments used and their calibration data;

2.1.1.6 overall dimensions of the heat exchanger;

2.1.1.8 mass of the heat exchanger, empty and full of water, and of any removable components with a mass greater than 25 kg (60 lb);

2.1.1.9 specified corrosion allowance for each side of the heat exchanger;

2.1.1.10 references to the applicable code and the Government’s specification;

2.1.1.11 requirements for non-destructive examination (NDE);

2.1.1.12 requirements for material impact testing;

2.1.1.13 requirements for surface preparation and painting;

2.1.1.14 gasket materials, type and thickness;

2.1.1.15 location of expansion joints, annular distributors, and any other special components or closures;

2.1.1.16 location and orientation of nameplates, lifting lugs, grounding clips or other attachments;

2.1.1.17 location of the center of gravity of the heat exchanger

(empty and full of water);

2.1.1.18 material specifications and grades for all components.

2.1.2 The review of shop drawing documents by the Government shall not relieve the Vendor and Original Equipment Manufacturer of the responsibility for meeting the requirements herein and the purchase order.

2.1.3 Information Required After Outline Drawings Are Reviewed:

2.1.3.1 The Vendor shall submit gasket details, including type and material, on a separate drawing. This drawing shall not be marked with any restrictions for use.

2.1.4 Upon receipt of the Government’s review comments on the outline drawings, the Vendor shall submit copies of all detailed drawings for the Government’s review. These shall fully describe the heat exchanger and shall include at least the following information:

2.1.4.1 complete bills of materials, including the material specification;

2.1.4.4 special installation and maintenance instructions including lifting and handling.

2.1.5 After final review the Vendor shall revise all the required drawings, welding procedures, and submit each with the following text marked on every sheet separately and dated: “CERTIFIED FOR

CONSTRUCTION.”

2.1.7 Reports and Records

2.1.7.1 After the heat exchangers are completed, the original equipment manufacturer shall furnish to the Government with the following documents in Adobe Acrobat PDF searchable format and one hard copy, specified by the Government:

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2.1.7.1.1 “as-built” datasheet, and Form U1 Manufacturer’s Data Report for Pressure Vessels; Form U-5 Manufacturer’s Data Report Supplementary Sheet; Photo of label plate;

photo of serial number label plate; General Fabrication and Performance Information sheet in accordance with Figure G-5.2M Heat exchanger Specification Sheet TEMA;

2.1.7.1.2 all outline and detail drawings, marked

“CERTIFIED AS-BUILT”;

2.1.7.1.4 certified mill test reports for all pressure parts, including tubes (each material test report shall be identified by a part number);

2.1.7.1.5 complete certified bill of materials suitable for obtaining all replacement parts, including quantity, description, material specification, and identification of each part;

2.1.7.1.6 temperature charts of all postweld heat treatments, if applicable;

2.1.7.1.7 completed manufacturer’s data report in accordance with the pressure design code;

2.1.7.1.8 nameplate photo;

2.1.7.1.9 non-destructive examination (NDE) map;

2.1.7.1.10 all associated NDE reports, including radiographic, magnetic-particle, liquid-penetrant, ultrasonic, hardness, positive material identification (PMI), and any other reports as applicable;

2.1.7.1.11 leak-test results;

2.1.7.1.12 hydrostatic test records in the form of a chart or certification;

SD-03 Product Data [G]

3.1 Spiral wound gaskets

3.2 Rupture discs

3.3 Primer and final paint coatings

SD-06 Test Reports [G]

6.1 Testing Results

6.2 Cleaning

SD-07 Certificates [G]

7.1 Certificate of Shop Compliance

7.2 Certificate of Shop Inspection

7.3 Bill of Materials

7.4 Written certification from original equipment manufacturer that all materials of construction are new, unused, and not remanufactured.

SD-10 Operation and Maintenance Data [G]

10.1 Operation and Maintenance Manual;

1.3 QUALITY ASSURANCE

Vendor shall act on behalf and provide Original Equipment Manufacturer’s material and goods. Vendor shall be responsible to respond to all purchase and specification requirements.

Procedures and welders must be qualified in accordance with the code under which the welding is specified to be accomplished.

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Original Equipment Manufacturer shall submit written certification that all materials are new, unused, and not remanufactured.

1.4 DELIVERY, STORAGE, AND HANDLING

1.4.1 The goods shall be manufactured for:

NASA Langley Research Center Building 1247E, 7 East Reid Street, Hampton, Virginia 23681

1.4.2 Deliver the approved completed goods to:

NASA Langley Research Center Central Receiving 4 South Marvin Street Building 1206 Hampton, VA 23681 Phone 757-864-3556

1.4.3 NASA contacts where all correspondence including shop drawing, data, and project information shall be submitted to:

Charles T. Mills, Facility Manager NASA Langley Research Center Building 1247E, Room 130, Mail Stop 164E 7 East Reid Street, Hampton, Virginia 23681 Telephone: Office 757-864-8127 Cell 757-755-0909 Email: charles.t.mills@nasa.gov

Stuart K. Cole, Ph.D., P.E., Facility Engineer NASA Langley Research Center Building 1247E, Room 121, Mail Stop 164E 7 East Reid Street, Hampton, Virginia 23681 Telephone: Office 757-864-5450 Cell 757-778-3973 Email: stuart.cole@nasa.gov

1.4.4 Protect all equipment delivered and placed in storage from the weather, excessive humidity and excessive temperature variation; and dirt, dust, or other contaminants. Each heat exchanger shall be separately boxed and crated suitable for shipping and handling with a forklift and/or crane. Lift points shall be clearly marked. The shipping container shall not impart any scratches to paint, be clearly marked and labeled on the exterior of the shipping container with the heat exchanger data for identification and to clearly identify which heat exchanger is the First Stage Cooler; and which is the Second Stage Cooler.

The heat exchangers shall be cleaned and dry prior to shipping. All openings shall be supplied with suitable protective cover to preclude foreign objects or debris from entering the heat exchanger.

1.5 SPARE PARTS

Provide spare parts as indicated below and packaged to protect the parts and include with the shipment of the heat exchangers.

1.5.1 Provide and deliver one each of spare parts for rupture disc

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1.5.2 Provide and deliver one set of spare parts for all gaskets of each size for each heat exchanger. Size and number as indicated in Appendix A.

PART 2 PRODUCTS

2.1 MATERIALS AND EQUIPMENT

2.1.1 Standard Products

Provide all materials, goods, and equipment herein which are new and the standard products of original equipment manufacturer regularly engaged in the manufacture of such products and that essentially duplicate items.

Provide source for spare parts and equipment must be supported by a service organization that is in service area and reasonably convenient to the delivery site.

2.1.2 Nameplates

Place a stainless steel plate on each heat exchanger having the manufacturer's name, address, type or style, model, National board number, serial number, date, performance data, MAWP, MDMT, design temperature, and catalog number permanently secured to the heat exchanger.

2.1.3 Asbestos Prohibition

Asbestos and asbestos-containing products will not be accepted.

2.1.4 Heads, Steel Flanges and Couplings

Flanged fittings including flanges, bolts, nuts, bolt patterns., etc. must be in accordance with ASME B16.5. Shell side inlet and shell side outlet shall be class 150. Tube side inlet and outlet shall be Class 600 or 900 as indicated in Appendix A. Flanges must have the manufacturers trademark affixed in accordance with MSS SP-25. Nozzle flanges and coupling material must conform to ASTM A105/A105M. Flanges for shell and tube side inlet/outlet and rupture disc must be raised-face slip on type. Flange material must conform to ASTM A516/A516M cold service, and ASTM A515/A515M for hot service.

2.1.5 Pipe Threads

Pipe threads must conform to ASME B1.20.2M, ASME B1.20.1.

2.1.6 Gaskets for Flanges

Spiral wound gaskets must conform to ASME B16.20. by Flexitallic, Style CG. Gaskets must be suitable for pressure and temperatures of piping system.

2.1.7 Bolts and Nuts

New bolts and nuts shall be provided and comply with ASTM A193/A193M SA- 193 Grade B7, and nuts shall be ASTM A194/A194M SA-194 Grade 2H. All bolting shall be in compliance with ASME PCC-1. Torque values shall be provided and installation torquing shall be in three steps. Identify wet or dry torque values.

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2.2 HEAT EXCHANGERS

2.2.1 General:

Heat exchangers with bonnet assembly are required to replace two existing heat exchangers manufactured by API BASCO at NASA Langley Research Center, Hampton, Virginia 23681. The total number of heat exchangers in this purchase is two. The new heat exchangers shall be as manufactured by API BASCO Shell and Tube, with Offices at API Heat Transfer 2777 Walden Avenue, Buffalo, NY 14225 (also known as Original Equipment Manufacturer). The heat exchangers service is for ambient air and City water.

2.2.1.1 One heat exchanger is for the First Stage Cooler, as

indicated in Appendix A by Job No. E150420-101; and one heat exchanger is for the Second Stage Cooler, as indicated in Appendix A by Job No. E150420-201. All heat exchangers in this purchase shall be installed by Others on a Superior WH74 reciprocating Compressor Number 7B.

2.2.1.2 Water side is essentially potable water. High pressure air side is ambient air and City water at the pressures and temperatures indicated in APPENDIX A.

2.2.2 Performance:

Heat exchangers shall be shell and tube type to provide low temperature water for the compressor system when supplied with City water and ambient air at the temperatures and pressures indicated in Appendix A. Performance for heat exchangers shall conform to the requirements as identified in Appendix A. Exchangers must be constructed, and tested in accordance with ASME BPVC SEC VIII D1, and certified with a permanent ASME and National Board stamp secured to unit. Tube must be free to expand with shell. Shells must be of seamless steel pipe and tubes must be seamless tubing as specified below. Tube connections to plates must be leakproof. All materials of construction shall be new with no remanufactured parts or materials.

2.2.3 Changes:

Each heat exchanger with bonnets shall conform to the dimensional drawings, material requirements, and performance data as indicated in Appendix A with the following new requirements as changes to the requirements in APPENDIX A:

2.2.3.1 The following requirements shall be in accordance with API

660, 9.7 Dimensional tolerances

9.7.1 Manufacturing tolerances shall be such that nominally

identical parts are interchangeable.

9.7.2 Heat exchangers that are to be stacked in service

shall be stacked in the shop to check connection alignment.

9.7.3 For stacked heat exchangers, mating nozzle flanges

shall not be out of parallel with each other by more than 0,8 mm (1/32 in), measured across any diameter.

Separation of mating nozzle flanges shall not exceed 3 mm (1/8 in) after installation of the gasket. Bolts shall be capable of being inserted and removed freely without binding. Shims shall be installed as required between the supports and shall be tack-welded in place.

Shell Material: ASTM A-106 Grade B (Seamless Carbon Steel

Pipe)

2.2.3.2 Tube Material: ASTM A-210 Grade A-1 (Seamless medium carbon steel tube)

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2.5.3.3 Tube Thickness: 14 Gage (0.083 inch Minimum)

2.5.3.4 Dimensional and performance Data Meets Existing Requirements as indicated in Appendix A.

2.5.3.5 Provide Dimensional Fabrication Tolerances in accordance with

TEMA and as required by paragraph 2.2.4.

2.5.3.6 All bolting shall conform to ASME B31.3 and ASME PCC-1.

2.5.1.7 The requirements of LPR 1710.40 shall be included in the heat exchangers.

2.2.4 Heat Exchanger Dimensions:

The new heat exchangers shall replace existing heat exchangers already fully piped into their respective field piped connections. Fabrication of the new heat exchangers shall meet TEMA and the existing field dimensional requirements of the existing heat exchangers due to existing outlet piping connections and to within the flanged connection tolerances of ASME B31.3. The Original Equipment Manufacturer and Vendor shall be responsible to take all field measurements on site and as required to conform to the needed dimensions for fabrication of the new heat exchangers. Measurements shall meet field conditions, such as existing flange orientation and connection location, at each existing heat exchanger connection.

2.2.4.1 Where needed, the Original Equipment Manufacturer may provide gaskets of suitable dimension to accommodate the required field measurements and dimensions as required by ASME B31.3.

2.2.4.2 All instruments used in field measurement and fabrication shall be calibrated and have recent calibration.

2.3 SYSTEM EQUIPMENT AND ACCESSORIES

2.3.1 Pressure Relief

Provide rupture discs for each heat exchanger 150# ANSI RFSO as indicated by APPENDIX A.

2.3.2 Drain and Vent Connections

Drain and vent connections shall be provided as indicated in APPENDIX A.

2.3.3 Insultation

No insulation shall be required.

2.3.4 Painting

Heat exchangers must be coated exterior with primer and final paint system suitable for up to 400 Degrees F. Paint shall be Sherwin Williams KEM HI-TEMP 850 Color: Light Grey. Surface preparation prior to painting shall be White metal blast cleaning:

SSPC SP5, NACE No. 1, SA3. Bolts, nuts, flange face, and gaskets shall not be painted. Primer and final paint coating thickness shall be as recommended by the paint manufacturer for the paint system.

PART 3 EXECUTION

3.1 Connections

Provide supply and return bonnet connections of the size as indicated in APPENDIX A. All connections shall be in accordance with those as identified in Appendix A.

3.2 Testing and Cleaning

Submit performance and all test reports to demonstrate compliance with the specified performance criteria for the completed goods.

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3.2.1 Pressure Testing

Hydrostatic testing of the assembled heat exchanger at pressure in accordance with Code shall be completed with clean potable water free of chlorides. Results of test results shall be provided. Leakage allowance is zero. All residual water shall be completely removed after testing. Provide blind flanges and plugs suitable for the pressure and service as required for testing.

All test water shall be completely removed.

3.2.2 Cleaning

Prior to hydrostatic tests, the heat exchangers shall be cleaned of all interior and exterior metal surface oils or metal preservatives, dust, dirt, rust. The Original Equipment Manufacturer will be responsible for maintaining the heat exchanger in a clean condition until delivery of goods at NASA.

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APPENDIX A

1. First Stage Cooler Job No. E150420-101 Page 1 TEMA Performance

2. Drawing No. 1435-08-174-001 First Stage Cooler

3. Second Stage Cooler Job No. E150420-201 Page 1 TEMA Performance

4. Drawing No. 1435-08-198-002 Second Stage Cooler

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