1、_ 6$(7HFKQLFDO6WDQGDUGV%RDUG5XOHVSURYLGHWKDW7KLVUHSRUWLVSX EOLVKHGE6$(WRDGYDQFHWKHVWDWHRIWHFKQLFDODQGHQJL neering sciences. The use of this report is entirely voluntary, and its applicability and suitability for any particular use, including any patent infringement arising therefrom, LVWKHVROHUHVSRQ
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/AMS4677C AEROSPACE MATERIAL SPECIFICATION AMS4677 REV. C Issued 1970-05 Reaffirmed 2008-05 Revised 2017-01 Superseding AMS467
5、7B Nickel-Copper Alloy, Corrosion Resistant, Bars and Forgings 66.5Ni - 2.9Al - 30Cu Annealed (Composition similar to UNS N05502) RATIONALE AMS4677C revises Composition (3.1), Condition (3.2.2), 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, forgings, and forging stock. 1.2 Application These products have been used typically for parts requiring moderate strength, corrosion resistance, and very good machinability, but usage is not limited to such application
7、s. 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 revision of a document unless a specific document issue is specified. When the referenc
8、ed 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 from SAE International, 400 Commonwealth Drive, Warrendale, PA 15096-0001, Tel: 877-606-7323 (inside USA and Canada) or +1 724-776-4970
9、 (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, and Cobalt Alloys AMS2371 Quality Assurance Sampling and Testing Corrosion and Heat-Resistant Steels and Alloys Wrought Products a
10、nd Forging Stock SAE INTERNATIONAL AMS4677C Page 2 of 6 AMS2374 Quality Assurance Sampling and Testing Corrosion and Heat-Resistant Steel and Alloy Forgings AMS2806 Identification Bars, Wire, Mechanical Tubing, and Extrusions Carbon and Alloy Steels and Corrosion and Heat-Resistant Steels and Alloys
11、 AMS2808 Identification Forgings ARP1917 Clarification of Terms Used in Aerospace Metals Specifications 2.2 ASTM Publications Available from ASTM International, 100 Barr Harbor Drive, P.O. Box C700, West Conshohocken, PA 19428-2959, Tel: 610-832-9585, www.astm.org. ASTM E8/E8M Tension Testing of Met
12、allic Materials ASTM E10 Brinell Hardness of Metallic Materials ASTM E140 Hardness Conversion Tables for Metals Relationship Among Brinell Hardness, Vickers Hardness, Superficial Hardness, Knoop Hardness, Scleroscope Hardness, and Leeb Hardness Rockwell Hardness ASTM E1473 Chemical Analysis of Nicke
13、l, 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 chemical methods in accordance with ASTM E1473 or by spectrochemical or other analytical methods acceptable to purchaser. Table 1 - Composit
14、ion Element Min Max Carbon - 0.10 Manganese - 1.5 Silicon - 0.5 Phosphorus (3.1.1) - 0.02 Sulfur - 0.010 Copper 27.00 33.0 Aluminum 2.3 3.5 Iron - 2.0 Titanium - 0.5 Zinc (3.1.1) - 0.02 Lead (3.1.1) - 0.006 Tin (3.1.1) - 0.006 Nickel remainder 3.1.1 Determination not required for routine acceptance.
15、 3.1.2 Check Analysis Composition variations shall meet the applicable requirements of AMS2269. 3.2 Condition The product shall be supplied in the following condition: SAE INTERNATIONAL AMS4677C Page 3 of 6 3.2.1 Bars and Forgings Hot finished and annealed. 3.2.1.1 Round bars shall be ground or turn
16、ed. 3.2.2 Bars shall not be cut from plate (also see 4.4.1). 3.2.3 Forging Stock As ordered by the forging manufacturer. 3.3 Properties The product shall conform to the following requirements: 3.3.1 Bars and Forgings as Annealed 3.3.1.1 Hardness Shall be not higher than 187 HB, or equivalent (see 8.
17、2), determined in accordance with ASTM E10. 3.3.2 Bars and Forgings After Precipitation Heat Treatment Bars and forgings shall have the following properties after being precipitation heat treated by heating to 1150 F 25 F (621 C 15 C ), holding at heat for 2 hours 0.25 hour, furnace cooling to 1050
18、F 25 F (565 C 15 C), holding at 1050 F 25 F (565 C 15 C ) for 4 hours 0.25 hour, furnace cooling to 950 F 25 F (510 C 15 C), holding at 950 F 25 F (510 C 15 C) for 4 hours 0.25 hour, and cooling to room temperature at a rate equivalent to air cooling. 3.3.2.1 Tensile Properties Shall be as shown in
19、Table 2, determined in accordance with ASTM E8/E8M on product 4.500 inches (112.50 mm) and under in nominal diameter or least distance between parallel sides. Table 2 - Minimum tensile properties Property Value Tensile Strength 130 ksi (896 MPa) Yield Strength at 0.2% Offset 80 ksi (551 MPa) Elongat
20、ion in 4D 20% 3.3.2.2 Hardness Shall be not lower than 235 HB, or equivalent (see 8.2), determined in accordance with ASTM E10. The product shall not be rejected on the basis of hardness if the tensile properties of 3.3.2.1 are acceptable, determined on specimens taken from the same sample as that w
21、ith nonconforming hardness or from another sample with similar nonconforming hardness. 3.3.3 Forging Stock When a sample of stock is forged to a test coupon, annealed, and precipitation heat treated as in 3.3.2, specimens taken from the heat-treated coupon shall conform to the requirements of 3.3.2.
22、1 and 3.3.2.2. If specimens taken from the stock after annealing and precipitation heat treatment as in 3.3.2 conform to the requirements of 3.3.2.1 and 3.3.2.2, the tests shall be accepted as equivalent to tests of a forged coupon. 3.4 Quality The product, as received by purchaser, shall be uniform
23、 in quality and condition, sound, and free from foreign materials and from imperfections detrimental to usage of the product. SAE INTERNATIONAL AMS4677C Page 4 of 6 3.5 Tolerances Bars shall conform to all applicable requirements of AMS2261. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for Ins
24、pection The producer of the product shall supply all samples for producers tests and shall be responsible for the performance 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 requir
25、ements. 4.2 Classification of Tests All technical requirements of this specification are acceptance tests and shall be performed on each heat or lot as applicable. 4.3 Sampling and Testing Shall be as follows: 4.3.1 Bars and Forging Stock In accordance with AMS2371. 4.3.2 Forgings and Forging Stock
26、In accordance with AMS2374. 4.4 Reports 7KHSURGXFHURIWKHSURGXFWVKDOOIXUQLVKZLWKHDFKVKLSPHQWDUHSRUWVKRZLQJWKHSURGXFHUVQDPHDQGFRXQWUZKHUHWKHmetal was melted (e.g., final melt in the case of metal processed by multiple melting operations) and the results of tests for composition of each heat and for te
27、nsile properties of bars and forgings after precipitation heat treatment and for hardness of bars and forgings as annealed and after precipitation heat treatment from each lot, and stating that the product conforms to the other technical requirements. This report shall include the purchase order num
28、ber, heat and lot numbers, AMS4677C, 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. 4.4.1 Report the nominal metallurgically worked cross sectional size and the cut size, if different (also see 3.2.2).
29、4.4.2 The producer of forging stock shall furnish with each shipment a report showing the SURGXFHUVQDPHDQGFRXQWUwhere the metal was melted (e.g., final melt in the case of metal processed by multiple melting operations) and the results of tests for composition, and of any additional property require
30、ments imposed by 8.5. This report shall include the purchase order number, heat and lot numbers, AMS4677C, product form and size or part number, and quantity. 4.5 Resampling and Retesting If any specimen used in the above tests fails to meet the specified requirements, disposition of the product may
31、 be based on the results of testing three additional specimens for each original nonconforming specimen. Failure of any retest specimen to meet the specified requirements shall be cause for rejection of the product represented. Results of all tests shall be reported. SAE INTERNATIONAL AMS4677C Page
32、5 of 6 5. PREPARATION FOR DELIVERY 5.1 Identification Shall be as follows: 5.1.1 Bars In accordance with AMS2806. 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 comme
33、rcial 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 producer shall mention this specification number and its revision letter in all quotatio
34、ns and when acknowledging purchase orders. 7. REJECTIONS Material not conforming to 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 locatin
35、g 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 in original publications, no
36、r in documents that contain editorial changes only. 8.2 Hardness conversion tables 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 uni
37、ts and the Celsius temperatures are shown as the approximate equivalents of the primary units and are presented only for information. SAE INTERNATIONAL AMS4677C Page 6 of 6 8.5 Purchase documents should specify not less than the following: AMS4677C Product form and size or part number of product des
38、ired Quantity of product desired If forging stock, specify any additional property requirements beyond those reported in 4.4.2 and provide details of how to obtain the desired samples. 8.6 Similar Specifications: Federal QQ-N-286, Class B, is listed for information only and shall not be construed as an acceptable alternate unless all requirements of this AMS are met. PREPARED BY AMS COMMITTEE “F“
