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 isentirely voluntary, and its applicability and suitability for any particular use, including any patent infringement arising therefr
2、om, 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 2015 SAE InternationalAll rights reserved. No part of this public
3、ation 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: +1 724-776-4970 (outs
4、ide USA)Fax: 724-776-0790Email: CustomerServicesae.orgSAE WEB ADDRESS: http:/www.sae.orgSAE values your input. To provide feedbackon this Technical Report, please visithttp:/www.sae.org/technical/standards/AMS5867BAEROSPACEMATERIAL SPECIFICATIONAMS5867 REV. BIssued 1992-04Revised 2010-11Reaffirmed 2
5、015-12Superseding AMS5867ASteel, Corrosion and Heat Resistant, Forgings12.5Cr (410)Enhanced Fracture Toughness, Annealed(Composition similar to UNS S41000)RATIONALEAMS5867B has been reaffirmed to comply with the SAE five-year review policy.1. SCOPE 1.1 Form This specification covers a corrosion and
6、heat resistant steel in the form of forgings and forging stock. 1.2 Application These forgings have been used typically for structural parts requiring oxidation resistance up to 1000 F (538 C) and enhanced fracture toughness, but usage is not limited to such applications. 2. APPLICABLE DOCUMENTS The
7、 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 referenced document has been cancelled
8、 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 724-776-4970 (outside USA), www.sae.org. AMS2
9、248 Chemical Check Analysis Limits, Corrosion and Heat-Resistant Steels and Alloys, Maraging and Other Highly-Alloyed Steels, and Iron Alloys AMS2303 Steel Cleanliness, Aircraft-Quality, Martensitic Corrosion-Resistant Steels, Magnetic Particle Inspection Procedure AMS2315 Determination of Delta Fer
10、rite Content AMS2374 Quality Assurance Sampling and Testing, Corrosion and Heat-Resistant Steel and Alloy Forgings AMS2808 Identification, Forgings 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.
11、astm.org. ASTM A 370 Mechanical Testing of Steel Products ASTM E 353 Chemical Analysis of Stainless, Heat-Resisting, Maraging, and Other Similar Chromium-Nickel-Iron Alloys ASTM E 399 Linear-Elastic Plane-Strain Fracture Toughness (KIc) of Metallic Materials 3. TECHNICAL REQUIREMENTS 3.1 Composition
12、 Shall conform to the percentages by weight shown in Table 1, determined by wet chemical methods in accordance with ASTM E 353, by spectrochemical methods, or by other analytical methods acceptable to purchaser. TABLE 1 - COMPOSITION Element min max Carbon 0.10 0.13 Manganese - 0.50 Silicon - 1.00 P
13、hosphorus - 0.020 Sulfur - 0.030 Chromium 11.50 13.50 Nickel - 0.75 Molybdenum - 0.50 Aluminum - 0.05 Copper - 0.50 Vanadium - 0.04 Tin - 0.05 Nitrogen - 0.08 SAE INTERNATIONAL AMS5867B Page 2 of 5_ 3.1.1 Check Analysis Composition variations shall meet the applicable requirements of AMS2248. 3.2 Co
14、ndition The product shall be supplied in the following condition: 3.2.1 Forgings Annealed having hardness not higher than 241 HB, or equivalent (See 8.2); hardness shall be determined in accordance with ASTM A 370. 3.2.2 Forging Stock As ordered by the forging manufacturer. 3.3 Properties The produc
15、t shall conform to the following requirements; hardness testing shall be performed in accordance with ASTM A 370: 3.3.1 Forgings 3.3.1.1 Properties After Heat Treatment Forgings shall have the following properties, determined on full-section specimens from forgings 0.500 inch (12.70 mm) and under in
16、 nominal diameter or distance between parallel sides or on 0.500 inch 0.010 (12.70 mm 0.25) diameter specimens cut from larger forgings after being heat treated as follows: Heat to 1825 F 25 (996 C 14), hold at heat for not less than 1 hour, and cool to room temperature. Cooling rate between 1550 an
17、d 1000 F (843 and 538 C) shall be 50 F (28 C) degrees per minute or faster, except oil or water quenching is prohibited. Temper at 1015 F 15 (546 C 8) for not less than 1 hour and cool. 3.3.1.1.1 Hardness Shall be 30 to 38 HRC, or equivalent (See 8.2). 3.3.1.1.2 Microstructure When required, shall b
18、e in accordance with standards established by purchaser. 3.3.1.1.3 Ferrite Content Shall be not more than 2%, determined in accordance with AMS2315. 3.3.1.1.4 Fracture Toughness: Room temperature fracture toughness (KIc), determined in accordance with ASTM E 399 shall be not less than 40 ksi inch (4
19、4 MPa m ). 3.3.2 Forging Stock A sample of forging stock forged to a test coupon shall be annealed to a hardness not exceeding 241 HB, or equivalent (See 8.2), heated to 1375 F 25 (746 C 14), held at heat for not less than 3 hours, cooled and then heat treated as in 3.3.1.1. Room temperature fractur
20、e toughness (KIc), determined in accordance with ASTM E 399, shall be not less than 40 ksi inch (44 MPa m ). SAE INTERNATIONAL AMS5867B Page 3 of 5_ 3.4 Quality Forgings, as received by purchaser, shall be uniform in quality and condition, sound, and free from foreign materials and from imperfection
21、s detrimental to usage of the forgings. 3.4.1 Steel shall be aircraft quality conforming to AMS2303. 3.4.2 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. 4. QUALITY ASSURANC
22、E 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 reserves the right to sample and to perform any confirmatory testing deemed necessary to ensure that the p
23、roduct conforms to specified requirements. 4.2 Classification of Tests 4.2.1 Acceptance Tests Hardness (3.3.1.1.1), ferrite content (3.3.1.1.3), microstructure, when required (3.3.1.1.2), fracture toughness of forgings (3.3.1.1.4) and forging stock (3.3.2) and frequency/severity rating (3.4.1) are a
24、cceptance tests and shall be performed on each heat or lot as applicable. 4.2.2 Periodic Tests Grain flow of die forgings (3.4.2) is a periodic test and shall be performed at a frequency selected by the vendor unless frequency of testing is specified by purchaser. 4.3 Sampling and Testing Shall be i
25、n accordance with AMS2374. 4.4 Reports 4.4.1 The vendor of forgings shall furnish with each shipment a report showing the results of tests for composition and frequency/severity rating of each heat and for condition, hardness, microstructure (when specified) ferrite content and fracture toughness af
26、ter heat treatment of each lot, and stating that the product conforms to the other technical requirements. This report shall include the purchase order number, lot numbers, AMS5867B, size, quantity, and melt source of stock used to make the forgings. 4.4.2 The vendor of forging stock shall furnish w
27、ith each shipment a report showing the results of tests for composition and frequency/severity rating of each heat, and for fracture toughness of each lot. This report shall include the purchase order number, heat number, AMS5867B, size, and quantity. 4.5 Resampling and Retesting Shall be in accorda
28、nce with AMS2374. SAE INTERNATIONAL AMS5867B Page 4 of 5_ 5. PREPARATION FOR DELIVERY 5.1 Identification 5.1.1 Forgings In accordance with AMS2808. 5.1.2 Forging Stock As agreed upon by purchaser and vendor. 5.2 Packaging The product shall be prepared for shipment in accordance with commercial pract
29、ice 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 this specification number and its revision letter in all quotations and when a
30、cknowledging purchase orders. 7. REJECTIONS Product not conforming to this specification, or to modifications authorized by purchaser, will be subject to rejection. 8. 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
31、, 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, nor in documents that contain edito
32、rial changes only. 8.2 Hardness conversion tables for metals are presented in ASTM E 140. 8.3 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
33、primary units and are presented only for information. 8.4 Purchase documents should specify not less than the following: AMS5867B Product form and size or part number of product desired If applicable, microstructure standards (See 3.3.1.1.2) Quantity of product desired. PREPARED BY AMS COMMITTEE “F“ SAE INTERNATIONAL AMS5867B Page 5 of 5_
