1、_ SAE Technical Standards Board Rules provide that: 7KLVUHSRUWLVSXEOLVKHGE6$(WRDGYDQFHWKHVWDWHRIWHFKQLFDO DQGHQJLQHHULQJVFLHQFHV7KHXVHRIWKLVUHSRUWLVHQWLUH ly voluntary, and its applicability and suitability for any particular use, including any patent infringement arising therefrom, is WKHVROHUHVSRQ
2、VLELOLWRIWKHXVHU SAE reviews each technical report at least every five years at which time it may be revised, reaffirmed, stabilized, or cancelled. SAE invites your written comments and suggestions. Copyright 2017 SAE International All rights reserved. No part of this publication may be reproduced,
3、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: +1 724-776-4970 (outside USA) Fax: 724-776-0
4、790 Email: CustomerServicesae.org SAE WEB ADDRESS: http:/www.sae.org SAE values your input. To provide feedback on this Technical Report, please visit http:/standards.sae.org/AMS4675E AEROSPACE MATERIAL SPECIFICATION AMS4675 REV. E Issued 1963-07 Reaffirmed 2003-05 Revised 2017-01 Superseding AMS467
5、5D Nickel-Copper Alloy, Corrosion-Resistant, Bars and Forgings 67Ni - 30Cu (Composition similar to UNS N04400) RATIONALE AMS4675E revises Chemical Analysis Standards (3.1), Properties (3.3.1.3), and Reports (4.4), and is a Five-Year Review and update of this specification. 1. SCOPE 1.1 Form This spe
6、cification covers a corrosion-resistant nickel-copper alloy in the form of bars 0.093 to 4.000 inches (2.35 to 100.00 mm) in diameter or distance between parallel sides, and forgings and forging stock of any size (see 8.5). 1.2 Application These products have been used typically for fittings, such a
7、s cones, nipples, and unions, in fluid line assemblies using AMS4574 or AMS4575 tubing, 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 h
8、erein. The supplier may work to a subsequent 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. 2.1 SAE Publications Available fro
9、m SAE International, 400 Commonwealth Drive, Warrendale, PA 15096-0001, Tel: 877-606-7323 (inside USA and Canada) or +1 724-776-4970 (outside USA), www.sae.org. AMS2261 Tolerances Nickel, Nickel Alloy, and Cobalt Alloy Bars, Rods, and Wire AMS2269 Chemical Check Analysis Limits Nickel, Nickel Alloys
10、, and Cobalt Alloys AMS2371 Quality Assurance Sampling and Testing Corrosion and Heat-Resistant Steels and Alloys Wrought Products and Forging Stock SAE INTERNATIONAL AMS4675E Page 2 of 6 AMS2374 Quality Assurance Sampling and Testing Corrosion and Heat-Resistant Steel and Alloy Forgings AMS2806 Ide
11、ntification Bars, Wire, Mechanical Tubing, and Extrusions Carbon and Alloy Steels and Corrosion and Heat-Resistant Steels and Alloys AMS2808 Identification Forgings ARP1917 Clarification of Terms Used in Aerospace Metals Specifications 2.2 ASTM Publications Available from ASTM International, 100 Bar
12、r Harbor Drive, P.O. Box C700, West Conshohocken, PA 19428-2959, Tel: 610-832-9585, www.astm.org. ASTM E8/E8M Tension Testing of Metallic Materials ASTM E18 Rockwell Hardness of Metallic Materials ASTM E140 Hardness Conversion Tables for Metals Relationship Among Brinell Hardness, Vickers Hardness,
13、Superficial Hardness, Knoop Hardness, Scleroscope Hardness, and Leeb Hardness Rockwell Hardness ASTM E1473 Chemical Analysis of Nickel, Cobalt, and High-Temperature Alloys 3. TECHNICAL REQUIREMENTS 3.1 Composition Shall conform to the percentages by weight shown in Table 1, determined by wet chemica
14、l methods in accordance with ASTM E1473, by spectrochemical methods, or by other analytical methods acceptable to purchaser. Table 1 - Composition Element Min Max Carbon Manganese Silicon Copper Iron Nickel - - - 28.0 - remainder 0.30 2.00 0.50 34.00 2.50 3.1.1 Check Analysis Composition variations
15、shall meet the applicable requirements of AMS2269. 3.2 Condition The product shall be supplied in the following condition: 3.2.1 Bars Cold drawn and stress relieved by heating to a temperature within the range 1000 to 1100 F (538 to 593 C), holding at the selected temperature within 25 F (14 C) for
16、1 hour 0.25 hour, and cooling at a rate equivalent to cooling in air. 3.2.1.1 Bars shall not be cut from plate (also see 4.4.2). SAE INTERNATIONAL AMS4675E Page 3 of 6 3.2.2 Forgings As forged. 3.2.3 Forging Stock As ordered by the forging manufacturer. 3.3 Properties The product shall conform to th
17、e following requirements: 3.3.1 Tensile Properties Shall be as follows, determined in accordance with ASTM E8/E8M: 3.3.1.1 Round Bars Shall be as shown in Table 2. Table 2 Table 2A - Minimum tensile properties, inch/pound units Nominal Diameter Inches Tensile Strength ksi Yield Strength at 0.2% Offs
18、et ksi Elongation in 4D % 0.093 to 0.500, excl 84 50 10 0.500 to 3.500, incl 87 60 22 Over 3.500 to 4.000, incl 84 55 25 Table 2B - Minimum tensile properties, SI units Nominal Diameter Millimeters Tensile Strength MPa Yield Strength at 0.2% Offset MPa Elongation in 4D % 2.35 to 12.50, excl 579 345
19、10 12.50 to 87.50, incl 600 414 22 Over 87.50 to 100.00, incl 579 379 25 3.3.1.2 Hexagonal, Square, and Rectangular Bars Shall be as shown in Table 3. Table 3 Table 3A - Minimum tensile properties, inch/pound units Nominal Distance Between Parallel Sides Inch Tensile Strength ksi Yield Strength at 0
20、.2% Offset ksi Elongation in 4D % 0.093 to 0.500, incl 84 50 10 0.500 and over 84 50 22 SAE INTERNATIONAL AMS4675E Page 4 of 6 Table 3B - Minimum Tensile properties, SI units Nominal Distance Between Parallel Sides Millimeters Tensile Strength MPa Yield Strength at 0.2% Offset MPa Elongation in 4D %
21、 2.35 to 12.50, excl 579 345 10 12.50 and over 579 345 22 3.3.1.3 Mechanical property requirements for product outside the range covered by Tables 2 and 3 shall be agreed upon between purchaser and producer. 3.3.2 Hardness 3.3.2.1 Bars Should be not lower than the values shown, or equivalent (see 8.
22、2), determined in accordance with ASTM E18. Product shall not be rejected on the basis of hardness if the tensile properties of Table 2 or Table 3 are acceptable, determined on specimens taken from the same sample as that with nonconforming hardness or from another sample with similar nonconforming
23、hardness. Minimum Hardness, HRB Rounds 84 Hexagons, Squares, and Rectangles 80. 3.3.2.2 Forgings Shall have hardness of 78 to 96 HRB, or equivalent (see 8.2), determined in accordance with ASTM E18. 3.4 Quality The product, as received by purchaser, shall be uniform in quality and condition, sound,
24、and free from foreign materials and from imperfections detrimental to usage of the product. 3.4.1 Grain flow of die forgings, except in areas which contain flash-line end grain, shall follow the general contour of the forgings showing no evidence of reentrant grain flow. 3.5 Tolerances 3.5.1 Bars sh
25、all conform to all applicable requirements of AMS2261. 3.5.2 Tolerances for forgings and forging stock shall be as acceptable to purchaser. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for Inspection 7KHSURGXFHURIWKHSURGXFWVKDOOVXSSODOOVDPSOHVIRUSURGXFHUVWHVWVDQGVKDOOEH responsible for the per
26、formance of all required tests. Purchaser reserves the right to sample and to perform any confirmatory testing deemed necessary to ensure that the product conforms to specified requirements. SAE INTERNATIONAL AMS4675E Page 5 of 6 4.2 Classification of Tests 4.2.1 Acceptance Tests Composition (3.1),
27、tensile properties (3.3.1), hardness (3.3.2), and tolerances (3.5) are acceptance tests and shall be performed on each heat or lot as applicable. 4.2.2 Periodic Tests Grain flow of die forgings (3.4.1) is a periodic test and shall be performed at a frequency selected by the producer unless frequency
28、 of testing is specified by purchaser. 4.3 Sampling Shall be as follows: 4.3.1 Bars and Forging Stock In accordance with AMS2371. 4.3.2 Forgings In accordance with AMS2374. 4.4 Reports 4.4.1 The producer of the product shalOIXUQLVKZLWKHDFKVKLSPHQWDUHSRUWVKRZLQJWKHSURGXFHUVQDPHDQGFRXQWUwhere the meta
29、l was melted (e.g., the final melt in the case of metal processed by multiple melting operations) and the results of tests for composition of each heat and for the tensile properties of bars and hardness of bars and forgings from each lot, and stating that the product conforms to the other technical
30、 requirements. This report shall include the purchase order number, heat and lot numbers, AMS4675E, size, and quantity from each heat. If forgings are supplied, the size and melt source of stock used to make the forgings shall also be included. 4.4.2 Report the nominal metallurgically worked cross s
31、ectional size and the cut size, if different (also see 3.2.1.1). 4.4.3 When the product size is outside the range covered by Tables 2 and 3, the report shall contain a statement to that effect. 4.4.4 7KHSURGXFHURIIRUJLQJVWRFNVKDOOIXUQLVKZLWKHDFKVKLSPHQWDUHSRUWVKRZLQJWKHSURGXFHUV QDPHDQGFRXQWUwhere t
32、he metal was melted (e.g., final melt in the case of metal processed by multiple melting operations) and the results of test for composition of each heat and of any additional property requirements imposed by 8.5. The report shall include the purchase order number, heat number, AMS4675E, size and qu
33、antity. 4.5 Resampling and Retesting If any specimen used in the above tests fails to meet the specified requirements, disposition of the product may be based on the results of testing three additional specimens for each original nonconforming specimen. Failure of any retest specimen to meet the spe
34、cified requirements shall be cause for rejection of the product represented and no additional testing shall be permitted. Results of all tests shall be reported. 5. PREPARATION FOR DELIVERY 5.1 Identification The product shall be identified as follows: 5.1.1 Bars In accordance with AMS2806. SAE INTE
35、RNATIONAL AMS4675E Page 6 of 6 5.1.2 Forgings In accordance with AMS2808. 5.1.3 Forging Stock As agreed upon by purchaser and producer. 5.2 Packaging The product shall be prepared for shipment in accordance with commercial practice and in compliance with applicable rules and regulations pertaining t
36、o the handling, packaging, and transportation of the product to ensure carrier acceptance and safe delivery. 6. ACKNOWLEDGMENT A producer shall mention this specification number and its revision letter in all quotations and when acknowledging purchase orders. 7. REJECTIONS Material not conforming to
37、 this specification, or to modifications authorized by purchaser, will be subject to rejection. 8. NOTES 8.1 Revision Indicator 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 pre
38、vious 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 in original publications, nor in documents that contain editorial changes only. 8.2 Hardness conversion tables
39、for metals are presented in ASTM E140. 8.3 Terms used in AMS are clarified in ARP1917. 8.4 Dimensions and properties in inch/pound units and the Fahrenheit temperatures are primary; dimensions and properties in SI units and the Celsius temperatures are shown as the approximate equivalents of the pri
40、mary units and are presented only for information. 8.5 Purchase documents should specify not less than the following: AMS4675E Form and size or part number of product desired Quantity of product desired Property and acceptance requirements from the cognizant engineering organization applicable to si
41、zes outside the range listed in Tables 2 or 3 If forging stock, specify any additional property requirements beyond those reported in 4.4.4 and provide details of how to obtain the desired samples. 8.6 Similar Specifications Federal QQ-N-281, Class A, and ASTM B164, Class A are listed for information only and shall not be construed as acceptable alternates unless all requirements of this AMS are met. PREPARED BY AMS COMMI77()
