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 there
2、from, is the sole responsibility of the user.” 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 p
3、ublication may 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: +1 724-776-497
4、0 (outside USA) Fax: 724-776-0790 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/AMS5647K AEROSPACE MATERIAL SPECIFICATION AMS5647 REV. K Issued 1953-12 Reaffirmed 2007-04 Revi
5、sed 2017-02Superseding AMS5647J Steel, Corrosion-Resistant, Bars, Wire, Forgings, Mechanical Tubing, and Rings 19Cr - 9.5Ni Solution Heat Treated (Composition similar to UNS S30403)RATIONALE AMS5647K revises the title, Condition (3.2), Properties (3.3.2.1) and Reports (4.4), and is a Five-Year Revie
6、w and update of this specification. 1. SCOPE 1.1 Form This specification covers a corrosion-resistant steel in the form of bars, wire, forgings, mechanical tubing, flash welded rings, and stock for forging or flash welded rings. 1.2 Application These products have been used typically for parts requi
7、ring corrosion and heat resistance up to 800 F (427 C), especially when such parts are welded during fabrication, and for parts requiring oxidation resistance up to 1500 F (816 C), but usage is not limited to such applications. 2. APPLICABLE DOCUMENTS The issue of the following documents in effect o
8、n 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 referenced document has been cancelled and no superseding document has been specifi
9、ed, 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 (outside USA), www.sae.org. AMS2241 Tolerances, Corrosion and Heat-Resista
10、nt Steel, Iron Alloy, Titanium, and Titanium Alloy Bars and Wire AMS2243 Tolerances Corrosion and Heat-Resistant Steel Tubing SAE INTERNATIONAL AMS5647K Page 2 of 7 AMS2248 Chemical Check Analysis Limits Corrosion and Heat-Resistant Steels and Alloys, Maraging and Other Highly-Alloyed Steels, and Ir
11、on Alloys. AMS2371 Quality Assurance Sampling and Testing Corrosion and Heat-Resistant Steels and Alloys Wrought Products and Forging Stock AMS2374 Quality Assurance Sampling and Testing Corrosion and Heat-Resistant Steel and Alloy Forgings AMS2806 Identification Bars, Wire, Mechanical Tubing, and E
12、xtrusions Carbon and Alloy Steels and Corrosion and Heat-Resistant Steels and Alloys AMS2808 Identification Forgings AMS7490 Rings, Flash Welded Corrosion and Heat-Resistant Austenitic Steels, Austenitic-Type Iron, Nickel, or Cobalt Alloys, or Precipitation-Hardenable Alloys ARP1917 Clarification of
13、 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 A262 Detecting Susceptibility to Intergranular Attack in Austenitic Stainless Steels A
14、STM A370 Mechanical Testing of Steel Products ASTM E140 Conversion Tables for Metals Relationship Among Brinell Hardness, Vickers Hardness, Rockwell Hardness, Superficial Hardness, Knoop Hardness, Scleroscope Hardness, and Leeb Hardness ASTM E353 Chemical Analysis of Stainless, Heat-Resisting, Marag
15、ing, and Other Similar Chromium-Nickel-Iron 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 E353, by spectrochemical methods, or by other analytical methods acceptable to purchase
16、r. Table 1 - Composition Element Min Max Carbon - 0.030 Manganese - 2.00 Silicon - 1.00 Phosphorus - 0.040 Sulfur - 0.030 Chromium 18.00 20.00 Nickel 8.00 11.00 Molybdenum - 1.00 Copper - 1.00 SAE INTERNATIONAL AMS5647K Page 3 of 7 3.1.1 Check Analysis Composition variations shall meet the applicabl
17、e requirements of AMS2248. 3.2 Condition The product shall be supplied in the following condition: 3.2.1 Bars, Wire, Forgings, Mechanical Tubing, and Flash Welded Rings Solution heat treated. 3.2.1.1 Bars and Wire 3.2.1.1.1 All hexagons, regardless of size, other bars 2.75 inches (69.8 mm) and under
18、 in nominal diameter or least distance between parallel sides, and wire shall be cold finished. 3.2.1.1.2 Bars, other than hexagons, over 2.75 inches (69.8 mm) in nominal diameter or least distance between parallel sides shall be hot finished or cold finished and descaled. 3.2.1.1.3 Bars shall not b
19、e cut from plate (see 4.4.1.5). 3.2.1.2 Mechanical Tubing Shall be cold finished. 3.2.1.3 Flash Welded Rings Shall not be supplied unless specified or permitted on purchasers part drawing. When supplied, rings shall be manufactured in accordance with AMS7490. 3.2.2 Stock for Forging or Flash Welded
20、Rings As ordered by the forging or flash welded ring manufacturer. 3.3 Properties The product shall conform to the following requirements; hardness and tensile testing shall be performed in accordance with ASTM A370: 3.3.1 Tensile Properties 3.3.1.1 Bars and Forgings Over 0.50 inch (12.7 mm) in Nomi
21、nal Diameter or Least Distance Between Parallel Sides Shall be as shown in Table 2. Table 2 - Minimum tensile properties Property Value Tensile Strength 70 ksi (483 MPa) Yield Strength at 0.2% Offset 25 ksi (172 MPa) Elongation in 4D 40% Reduction of Area 50% NOTE: Minimum tensile properties for bar
22、s and forgings have been taken directly from ASTM A276 (see 8.5). SAE INTERNATIONAL AMS5647K Page 4 of 7 3.3.1.2 Wire shall have tensile strength not higher than 125 ksi (862 MPa). 3.3.2 Hardness 3.3.2.1 Bars Shall be as shown in Table 3 or equivalent (see 8.2), determined approximately at mid-radiu
23、s or quarter thickness. Table 3 - Hardness, HB Nominal Diameter or Least Distance Between Parallel Sides Inch Nominal Diameter or Least Distance Between Parallel Sides Millimeters Min Max Up to 0.50, incl Up to 12.7, incl 140 255 3.3.2.2 Forgings and Flash Welded Rings Not higher than 187 HB, or equ
24、ivalent (see 8.2). 3.3.2.3 Mechanical Tubing Not higher than 90 HRB, or equivalent (see 8.2), determined approximately midway between outer and inner surfaces. 3.3.3 Susceptibility to Intergranular Attack The product, after sensitizing treatment, shall pass the intergranular corrosion test performed
25、 in accordance with ASTM A262, Practice E. 3.4 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 product. 3.4.1 Grain flow of die forgings, except in areas which contain
26、flash-line end grain, shall follow the general contour of the forgings showing no evidence of reentrant grain flow. 3.5 Tolerances Shall be as follows: 3.5.1 Bars and Wire In accordance with AMS2241. 3.5.2 Mechanical Tubing In accordance with AMS2243. SAE INTERNATIONAL AMS5647K Page 5 of 7 4. QUALIT
27、Y ASSURANCE PROVISIONS 4.1 Responsibility for Inspection 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 ens
28、ure that the product conforms to specified requirements. 4.2 Classification of Tests 4.2.1 Acceptance Tests Composition (3.1), tensile properties (3.3.1.1 or 3.1.1.2, as applicable), hardness (3.3.2), susceptibility to intergranular attack (3.3.3), and tolerances (3.5) are acceptance tests and shall
29、 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 of testing is specified by purchaser. 4.3 Sampling and Testing Shall be as follows: 4.3.1 Bars,
30、Wire, Mechanical Tubing, Flash Welded Rings, and Stock for Forging or Flash Welded Rings In accordance with AMS2371. 4.3.2 Forgings In accordance with AMS2374. 4.4 Reports 4.4.1 The producer of bars, wire, forgings, tubing and rings shall furnish with each shipment a report showing the producers nam
31、e and country where the metal was melted (e.g., final melt in the case of metal processed by multiple melting operations) and the following results of tests and relevant information: 4.4.1.1 For each heat: Composition. 4.4.1.2 For each lot of bars, wire, forgings, mechanical tubing, and flash welded
32、 rings: If wire, bars or forgings, tensile properties Hardness, if not wire Susceptibility to intergranular attack. 4.4.1.3 A statement that the product conforms to the other technical requirements. 4.4.1.4 Purchase order number, heat and lot numbers, AMS5647K, product form, size, quantity. 4.4.1.5
33、If the ship size/shape is cut from a larger cross section, report the nominal metallurgically worked size (see 3.2.1.1.3). 4.4.1.6 If forgings are supplied, the size and melt source of stock used to make the forgings. SAE INTERNATIONAL AMS5647K Page 6 of 7 4.4.2 The producer of forging stock shall f
34、urnish with each shipment a report showing the producers name and country where 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 the results of any additional property requirements imposed by 8.6. This
35、 report shall include the purchase order number, heat and lot numbers, AMS5647K, product form and size or part number, and quantity. 4.5 Resampling and Retesting Shall be as follows: 4.5.1 Bars, Wire, Mechanical Tubing, Flash Welded Rings, and Stock for Forging or Flash Welded Rings In accordance wi
36、th AMS2371. 4.5.2 Forgings In accordance with AMS2374. 5. PREPARATION FOR DELIVERY 5.1 Sizes Except when exact lengths or multiples of exact lengths are ordered, straight bars, wire, and mechanical tubing will be acceptable in mill lengths of 6 to 20 feet (1.8 to 6.1 m), but not more than 10% of any
37、 shipment shall be supplied in lengths shorter than 10 feet (3 m). 5.2 Identification Shall be as follows: 5.2.1 Bars, Wire, and Mechanical Tubing In accordance with AMS2806. 5.2.2 Forgings In accordance with AMS2808. 5.2.3 Flash Welded Rings and Stock for Forging or Flash Welded Rings As agreed upo
38、n by purchaser and producer. 5.3 Packaging 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
39、. 6. ACKNOWLEDGMENT A producer shall mention 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. SAE INTERNAT
40、IONAL AMS5647K Page 7 of 7 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 previous issue of this document. An (R) symbol to the left of the docume
41、nt 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 for metals are presented in ASTM E140. 8.3 Terms used in AMS are clar
42、ified 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 primary units and are presented only for information. 8.5 Tensile proper
43、ties shown in Table 2 for bars and forgings have been taken directly from ASTM A276, and have not been statistically substantiated in accordance with Aerospace Materials Division policy. 8.6 Purchase documents should specify not less than the following: AMS5647K Product form and size or part number
44、of product desired 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. 8.7 Similar Specifications AMS-QQ-S-763/Federal QQ-S-763, Composition 304L, Condition A, 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“
