1、_SAE Technical Standards Board Rules provide that: “This report is published by SAE to advance the state of technical and engineering sciences. The use of this report is entirely voluntary, and its applicability and suitability for any particular use, including any patent infringement arising theref
2、rom, is the sole responsibility of the user.” SAE reviews each technical report at least every five years at which time it may be reaffirmed, revised, or cancelled. SAE invites your written comments and suggestions. Copyright 2010 SAE International All rights reserved. No part of this publication ma
3、y be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without the prior written permission of SAE. TO PLACE A DOCUMENT ORDER: Tel: 877-606-7323 (inside USA and Canada) Tel: 724-776-4970 (outside USA)
4、Fax: 724-776-0790 Email: CustomerServicesae.org SAE WEB ADDRESS: http:/www.sae.orgSAE values your input. To provide feedback on this Technical Report, please visit http:/www.sae.org/technical/standards/AMS5951AEROSPACEMATERIALSPECIFICATIONAMS5951 Issued 2010-12 Nickel Alloy, Corrosion and Heat-Resis
5、tant, Sheet, Strip, and Plate 57Ni - 20Cr - 10Co - 8.5Mo - 2.1Ti - 1.5Al - 0.005B Vacuum Induction and Consumable Electrode Melted, Solution Heat Treated Precipitation Heat Treatable (Composition similar to UNS N07208) RATIONALEAMS5951 is a new specification for a corrosion and heat-resistant nickel
6、 based alloy in the form of sheet, strip, and plate. 1. SCOPE 1.1 Form This specification covers a corrosion and heat-resistant nickel based alloy in the form of sheet, strip, and plate. 1.2 Application These products have been used typically for parts requiring high strength up to 1600 F (871 C) an
7、d oxidation resistance up to 1800 F (982 C), but usage is not limited to such applications.2. APPLICABLE DOCUMENTS The issue of the following documents in effect on the date of the purchase order forms a part of this specification to the extent specified herein. The supplier may work to a subsequent
8、 revision of a document unless a specific document issue is specified. When the referenced document has been cancelled and no superseding document has been specified, the last published issue of that document shall apply. Copyright SAE International Provided by IHS under license with SAENot for Resa
9、leNo reproduction or networking permitted without license from IHS-,-,-SAE AMS5951 Page 2 of 82.1 SAE Publications Available from SAE International, 400 Commonwealth Drive, Warrendale, PA 15096-0001, Tel: 877-606-7323 (inside USA and Canada) or 724-776-4970 (outside USA), www.sae.org.AMS2262 Toleran
10、ces, Nickel, Nickel Alloy, and Cobalt Alloy Sheet, Strip, and Plate AMS2269 Chemical Check Analysis Limits, Nickel, Nickel Alloys, and Cobalt Alloys AMS2371 Quality Assurance Sampling and Testing, Corrosion and Heat-Resistant Steels and Alloys, Wrought Products and Forging Stock AMS2750 Pyrometry AM
11、S2807 Identification, Carbon and Low-Alloy Steels, Corrosion and Heat-Resistant Steels and Alloys, Sheet, Strip, Plate, and Aircraft Tubing AS4194 Sheet and Strip Surface Finish Nomenclature 2.2 ASTM Publications Available from ASTM International, 100 Barr Harbor Drive, P.O. Box C700, West Conshohoc
12、ken, PA 19428-2959, Tel: 610-832-9585, www.astm.org.ASTM B 906 Flat-Rolled Nickel and Nickel Alloys Plate, Sheet, and Strip ASTM E 8/E 8M Tension Testing of Metallic Materials ASTM E 18 Rockwell Hardness of Metallic Materials ASTM E 21 Elevated Temperature Tension Tests of Metallic Materials ASTM E
13、112 Determining Average Grain Size ASTM E 139 Conducting Creep, Creep-Rupture, and Stress-Rupture Tests of Metallic Materials ASTM E 290 Bend Testing of Material for Ductility ASTM E 354 Chemical Analysis of HighTemperature, Electrical, Magnetic, and Other Similar Iron, Nickel, and Cobalt Alloys AST
14、M E 384 Knoop and Vickers Hardness of Materials 3. TECHNICAL REQUIREMENTS 3.1 Composition Shall conform to the percentages by weight, shown in Table 1, determined by wet chemical methods in accordance with ASTM E 354, by spectrochemical methods, or by other analytical methods acceptable to purchaser
15、. Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE AMS5951 Page 3 of 8TABLE 1 - COMPOSITION Element min max CarbonManganeseSiliconPhosphorusSulfurChromiumCobaltMolybdenumTungstenColumbium (Niobium
16、) TitaniumTantalumAluminumBoronIronCopperZirconiumNickel0.04 -18.59.08.0-1.90-1.380.003-remainder0.08 0.30.150.0150.01520.511.09.00.50.22.300.11.650.0101.50.10.0203.1.1 Check Analysis Composition variations shall meet the applicable requirements of AMS2269. 3.2 Melting Practice Alloy shall be multip
17、le melted using vacuum induction followed by consumable electrode practice in the remelt cycle. 3.3 Condition The product shall be supplied in the following condition: 3.3.1 Sheet and Strip Hot or cold rolled, solution heat treated, and, unless solution heat treatment is performed in an atmosphere y
18、ielding a bright finish, descaled having a surface appearance in accordance with ASTM B 906 and AS4194 comparable to 3.3.1.1 or 3.3.1.2 as applicable. 3.3.1.1 Sheet No. 2D finish. 3.3.1.2 Strip No. 1 strip finish. 3.3.2 Plate Hot or cold rolled, solution heat treated, and, unless solution heat treat
19、ment is performed in an atmosphere yielding a bright finish, descaled. Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE AMS5951 Page 4 of 83.4 Solution Heat Treatment 3.4.1 Product 0.040 inch (1.1
20、06 mm) and above in thickness shall be solution heat treated by heating in a suitable atmosphere within the range of 2050 to 2150 F (1121 to 1177 C), holding at the selected temperature 25 F (15 C) for a time commensurate with the thickness, and cooling at a rate equivalent to air cool or faster. Py
21、rometry shall be in accordance with AMS2750. 3.4.2 For product under 0.040 inch (1.016 mm) in thickness, process parameters (e.g., furnace temperature set points, heat input, travel rate, etc.) shall be established by the material producer and validated by testing of product to specified requirement
22、s. It is recommended that the product be solution heat treated by heating in a suitable protective atmosphere, preferably in hydrogen or argon (See 3.4.2.1) or in vacuum (10-4 torr or less), within the range of 2050 to 2150 F (1121 to 1177 C), holding at the selected temperature 25 F (15 C) for a ti
23、me commensurate with the thickness, and cooling at a rate equivalent to air cool or faster. Pyrometry shall be in accordance with AMS2750. 3.4.2.1 For product 0.010 inch (0.25 mm) and under in nominal thickness, a dew point of -60 F (-50 C) or lower is preferable when using hydrogen or argon atmosph
24、ere. 3.5 Properties The product shall conform to the following requirements: 3.5.1 As Solution Heat Treated 3.5.1.1 Tensile Properties Shall be as shown in Table 2, determined in accordance with ASTM E 8/E 8M. TABLE 2A - TENSILE PROPERTIES, INCH/POUND UNITS Nominal Thickness InchesTensileStrengthksi
25、, max Yield Strength at 0.2% Offset ksi, max Elongation in 2 Inches or 4D %, min 0.020 to 0.1874, incl Over 0.1874 to 1.0 150150751003030TABLE 2B - TENSILE PROPERTIES, SI UNITS Nominal Thickness MillimetersTensileStrengthMPa, max Yield Strength at 0.2% Offset MPa, max Elongation in 50.8 mm or 4D %,
26、min 0.508 to 4.760, incl Over 4.760 to 25.4 1034103451768930303.5.1.2 Hardness Shall be not higher than 30 HRC, or equivalent (See 8.2), determined in accordance with ASTM E 18; for thin gages, where superficial hardness testing is impractical, microhardness testing in accordance with ASTM E 384 may
27、 be used. Product shall not be rejected on the basis of hardness if the tensile property requirements of 3.5.1.1 are acceptable, determined on specimens taken from the same sample as that with nonconforming hardness or from another sample with similar nonconforming hardness. Copyright SAE Internatio
28、nal Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE AMS5951 Page 5 of 83.5.1.3 Bending Product 0.1874 inch (4.760 mm) and under in thickness shall be tested using a sample nominally 0.75 inches (19.0 mm) in width, with the
29、axis of bending parallel to the direction of rolling, and shall withstand, without cracking, bending in accordance with ASTM E 290 through an angle of 180 degrees around a diameter equal to the bend factor shown in Table 3 times the nominal thickness of the product. In case of dispute, the guided be
30、nd test of ASTM E 290 shall apply.TABLE 3 - BENDING PARAMETERS Nominal Thickness Inch Nominal Thickness MillimetersBendFactor0.020 to 0.050, incl Over 0.050 to 0.1874, incl 0.508 to 3.18, incl Over 3.18 to 4.760, incl 1.523.5.1.4 Average Grain Size Shall be as shown in Table 4, determined in accorda
31、nce with ASTM E 112. TABLE 4 - BENDING PARAMETERS Nominal Thickness Inch Nominal Thickness MillimetersASTM Grain Size Number 0.020 to 0.1874, incl Over 0.1874 to 1.0, incl 0.508 to 4.760, incl Over 4.760 to 25.4 3 or finer 2.5 or finer 3.5.2 After Precipitation Heat Treatment The product shall have
32、the following properties after being precipitation heat treated by heating to 1850 F 15 (1010 C 8), holding at heat for 2 hours and cooling at a rate equivalent to cooling in air, followed by heating to 1450 F 15 (788 C 8), holding at heat for not less than 8 hours, and cooling at a rate equivalent
33、to cooling in air. 3.5.2.1 Tensile Properties 3.5.2.1.1 At Room Temperature Shall be as shown in Table 5, determined in accordance with ASTM E 8/E 8M. TABLE 5A - MINIMUM ROOM TEMPERATURE TENSILE PROPERTIES, INCH/POUND UNITS Nominal Thickness InchesTensileStrengthksiYield Strength at 0.2% Offset ksiE
34、longation in 2 Inches or 4D %0.020 to 1.0, incl 150 85 20 TABLE 5B - MINIMUM ROOM TEMPERATURE TENSILE PROPERTIES, SI UNITS Nominal Thickness MillimetersTensileStrengthMPaYield Strength at 0.2% Offset MPaElongation in 50.8 mm or 4D %, min 0.508 to 25.4, incl 1034 586 20 3.5.2.2 Hardness Shall be not
35、lower than 24 HRC, or equivalent (See 8.2), determined in accordance with ASTM E 18; for thin gages where superficial hardness testing is impractical, microhardness testing in accordance with ASTM 384 may be used. Product shall not be rejected on the basis of hardness if the tensile property require
36、ments of 3.5.2.1.1 are acceptable, determined on specimens taken from the same sample as that with nonconforming hardness or from another sample with similar nonconforming hardness. Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitte
37、d without license from IHS-,-,-SAE AMS5951 Page 6 of 83.5.2.3 Stress-Rupture Properties at 1700 F (927 C) A tensile specimen, maintained at 1700 F 3 (927 C 2) while a load sufficient to produce an initial axial stress of 13 ksi (89 MPa) is applied continuously, shall be in accordance with Table 6. T
38、ests shall be conducted in accordance with ASTM E 139.TABLE 6A - STRESS RUPTURE PARAMETERS AND LIMITS, INCH/POUND UNITS Nominal Thickness InchesHours to Rupture,minElongation in 2 Inches or 4D %, min 0.020 to 0.1874, incl Over 0.1874 to 1.0 2550510TABLE 6B - STRESS RUPTURE PARAMETERS AND LIMITS, SI
39、UNITS Nominal Thickness MillimetersHours to Rupture,minElongation in 50.8 mm or 4D %, min 0.508 to 4.760, incl Over 4.760 to 25.4 25505103.5.2.3.1 The test of 3.5.2.3 may be conducted using a load higher than required to produce the initial axial stress of 13 ksi (89 MPa) but the load shall not be c
40、hanged while the test is in progress. Time to rupture and elongation requirements shall be as specified in 3.5.2.3. 3.6 Quality The product, as received by purchaser, shall be uniform in quality and condition, sound, and free from foreign materials and from imperfections detrimental to usage of the
41、product. 3.7 Tolerances Shall conform to all applicable requirements of AMS2262. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for Inspection The vendor of the product shall supply all samples for vendors tests and shall be responsible for the performance of all required tests. Purchaser reserv
42、es the right to sample and to perform any confirmatory testing deemed necessary to ensure that the product conforms to specified requirements. 4.2 Classification of Tests All technical requirements are acceptance tests and shall be performed on each heat or lot as applicable. 4.3 Sampling and Testin
43、g Shall be in accordance with AMS2371. 4.4 Reports The vendor of the product shall furnish with each shipment a report showing the following results of tests and relevant informationCopyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitte
44、d without license from IHS-,-,-SAE AMS5951 Page 7 of 84.4.1 For Each Heat Composition.4.4.2 For Each Lot 4.4.2.1 As Solution Heat Treated Tensile propertiesHardnessBending properties Average grain size 4.4.2.2 After Precipitation Heat Treatment Tensile propertiesHardnessStress Rupture 4.4.3 A statem
45、ent that the product conforms to the other technical requirements. 4.4.4 Purchase order number Heat and lot numbers AMS5951Product form and size Quantity.4.5 Resampling and Retesting In accordance with AMS2371. 5. PREPARATION FOR DELIVERY 5.1 Identification In accordance with AMS2807. 5.2 Packaging
46、The product shall be prepared for shipment in accordance with commercial practice and in compliance with applicable rules and regulations pertaining to the handling, packaging, and transportation of the product to ensure carrier acceptance and safe delivery. 6. ACKNOWLEDGMENT A vendor shall mention
47、this specification number and its revision letter in all quotations and when acknowledging purchase orders. 7. REJECTIONS Product not conforming to this specification, or to modifications authorized by purchaser, will be subject to rejection. Copyright SAE International Provided by IHS under license
48、 with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE AMS5951 Page 8 of 88. NOTES 8.1 A change bar (l) located in the left margin is for the convenience of the user in locating areas where technical revisions, not editorial changes, have been made to the previous issue of this document. An (R) symbol to the left of the document title indicates a complete revision of the document, including technical revisions. Change bars and (R) are not used
