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 revised, reaffirmed, stabilized, or cancelled. SAE invites your written comments and suggestions.Copyright 2013 SAE InternationalAll rights reserved. No part of this publi
3、cation 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 (out
4、side 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/AMS4362GAEROSPACE MATERIAL SPECIFICATIONAMS4362 REV. GIssued 1954-03Reaffirmed 2000-08Revised
5、 2014-02Superseding AMS4362FForgings, Magnesium Alloy5.5Zn - 0.45Zr (ZK60A-T5)Precipitation Heat Treated(Composition similar to UNS M16600)RATIONALEAMS4362G revises methods for chemical analysis (3.1), standards for fluorescent penetrant testing (3.5.2), acceptance tests (4.2.1), sampling for compos
6、ition (4.3.1), protective treatment (5.2), and is a Five Year Review and update of this specification.1. SCOPE1.1 Form This specification covers a magnesium alloy in the form of die forgings, hand forgings, and forging stock.1.2 Application These forgings have been used typically for parts requiring
7、 high strength-to-weight ratio for service up to 300 F (149 C), but usage is not limited to such applications.2. APPLICABLE DOCUMENTSThe 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 wo
8、rk 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 from SAE International, 400 Co
9、mmonwealth Drive, Warrendale, PA 15096-0001, Tel: 877-606-7323 (inside USA and Canada) or 724-776-4970 (outside USA), www.sae.org.AMS2201 Tolerances, Aluminum and Aluminum Alloy Bar, Rod, Wire, and Forging Stock, Rolled or Cold FinishedAMS2355 Quality Assurance Sampling and Testing, Aluminum Alloys
10、and Magnesium Alloys, Wrought Products, Except Forging Stock, and Rolled, Forged, or Flash Welded RingsAMS2475 Protective Treatments, Magnesium AlloysSAE INTERNATIONAL AMS4362G Page 2 of 6AMS2630 Ultrasonic Inspection, Product Over 0.5 Inch (12.5 mm) ThickAMS2750 PyrometryAMS2808 Identification, For
11、gings2.2 ASTM PublicationsAvailable from ASTM International, 100 Barr Harbor Drive, P.O. Box C700, West Conshohocken, PA 19428-2959, Tel: 610-832-9585, www.astm.org.ASTM B 557 Tension Testing Wrought and Cast Aluminum and Magnesium-Alloy ProductsASTM B 953 Sampling Magnesium and Magnesium Alloys for
12、 Spectrochemical AnalysisASTM B 954 Analysis of Magnesium and Magnesium Alloys by Atomic Emission SpectrometryASTM B 660 Packaging/Packing of Aluminum and Magnesium ProductsASTM E 1417/E 1417M Liquid Penetrant Testing3. TECHNICAL REQUIREMENTS 3.1 Composition Shall conform to the percentages by weigh
13、t shown in Table 1, determined in accordance with ASTM B 954, by spectrochemical methods, or by other analytical methods acceptable to purchaser.TABLE 1 - COMPOSITIONElement min maxZinc 4.8 6.2Zirconium 0.45 1.0Other Elements, each - 0.10Other Elements, total - 0.30Magnesium remainder3.1.1 Determina
14、tion not required for routine acceptance.3.2 ConditionProduct shall be supplied in the following condition:3.2.1 Die and Hand ForgingsPrecipitation heat treated without prior solution heat treatment.3.2.2 Forging StockAs ordered by the forging manufacturer.3.3 Heat TreatmentForgings shall be precipi
15、tation heat treated by heating to 300 F 15 (149 C 8), holding at heat for not less than 24 hours, and cooling in air. Pyrometry shall be in accordance with AMS2750.3.4 PropertiesThe product shall conform to the requirements of 3.4.1, determined in accordance with ASTM B 557 or ASTM B 557M.SAE INTERN
16、ATIONAL AMS4362G Page 3 of 63.4.1 Tensile Properties3.4.1.1 Die ForgingsShall be as shown in Table 2, determined on specimens machined from forgings 3 inches (76 mm) and under in nominal thickness at time of heat treatment with axis of specimen in area of gage length varying not more than 15 degrees
17、 from parallel to forging flow lines, on specimens machined from separately-forged coupons or from forging stock representing the forgings and, in either case, heat treated with the forgings, or on specimens machined from prolongations on heat treated forgings.TABLE 2 - MINIMUM TENSILE PROPERTIESPro
18、perty ValueTensile Strength Yield Strength at 0.2% OffsetElongation in 2 inches or 4D 42.0 ksi (290 MPa)26.0 ksi (179 MPa)7% 3.4.1.1.1 Tensile property requirements for specimens machined from forgings over 3 inches (76 mm) in nominal thickness at time of heat treatment and for specimens with orient
19、ation of axis of specimen varying more than 15 degrees from parallel to the forging flow lines shall be as agreed upon by purchaser and vendor.3.4.1.2 Hand Forgings Shall be as shown in Table 3, determined on specimens taken from forgings 6 inches (152 mm) and under in nominal thickness with axis of
20、 specimen in area of gage length varying not more than 15 degrees from parallel to forging flow lines and in such a manner as to represent the center of the forgings.TABLE 3 - MINIMUM TENSILE PROPERTIESProperty ValueTensile Strength Yield Strength at 0.2% OffsetElongation in 2 inches or 4D 38.0 ksi
21、(262 MPa)20.0 ksi (138 MPa)7% 3.4.1.2.1 Tensile property requirements for specimens machined from forgings over 6 inches (152 mm) in nominal thickness and for specimens with orientation of the axis varying not more than 15 degrees from parallel to forging flow lines shall be as agreed upon by purcha
22、ser and vendor.3.4.1.3 Forging Stock When a sample of stock is forged to a test coupon and heat treated as in 3.3, specimens taken from the heat treated coupon shall conform to the requirements of 3.4.1.1. If specimens taken from the stock after heat treatment as in 3.3 conform to the requirements o
23、f 3.4.1.1, the tests shall be accepted as equivalent to tests of a forged coupon.3.5 Quality The product, as received by purchaser, shall be uniform in quality and condition, sound, and free from foreign materials and imperfections detrimental to usage of the product.3.5.1 When specified, forgings s
24、hall be subjected to ultrasonic inspection in accordance with AMS2630 or other method acceptable to purchaser and shall conform to the following requirements of AMS2630:3.5.1.1 Die forgings 0.50 to 3.00 inches (12.7 to 76.2 mm), inclusive, in nominal thickness and weighing not over 300 pounds (136 k
25、g) shall meet Class B.3.5.1.2 Hand forgings 1.00 to 6.00 inches (25.4 to 152.4 mm), inclusive, in nominal thickness and weighing not over 600 pounds (272 kg) shall meet Class A.SAE INTERNATIONAL AMS4362G Page 4 of 63.5.2 When specified, die forgings shall be subjected to fluorescent penetrant inspec
26、tion in accordance with ASTM E 1417/E 1417M or other method acceptable to purchaser. Acceptance standards shall be as established by purchaser (See 8.4).3.6 Tolerances Forging stock shall conform to all applicable requirements of AMS2201.4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for Inspect
27、ion 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 product conforms to specified requirements.4
28、.2 Classification of Tests4.2.1 Acceptance TestsTests for the following requirements are acceptance tests and shall be performed in accordance with AMS2355:4.2.1.1 Composition (3.1) of the product.4.2.1.2 Tensile properties (3.4.1.1 or 3.4.1.2) of forgings.4.2.1.3 Ultrasonic (3.5.1) and fluorescent
29、penetrant Inspection (3.5.2) when specified.4.2.1.4 Tolerances (3.6) of forging stock.4.2.2 Periodic TestsTests of forging stock to determine ability to develop specified properties (3.4.1.3) are periodic tests and shall beperformed at a frequency selected by the vendor unless frequency of testing i
30、s specified by purchaser.4.3 Sampling and TestingShall be as follows; a lot shall be all forgings of the same nominal cross-section and configuration heat treated in the same batch-furnace load or in a continuous furnace during an eight-hour period.4.3.1 CompositionShall be in accordance with ASTM B
31、 953 and the following: at least one sample shall be taken by the producer from each group of ingots poured simultaneously from the same source of molten metal.4.3.1.1 Unless compliance with 4.3.1 is established, an analysis shall be made for each 4000 pounds (1814 kg) or less of alloy comprising th
32、e lot except that not more than one analysis shall be required per piece.4.3.2 Tensile Properties4.3.2.1 Die ForgingsAt least one separately-forged coupon or one forging prolongation heat treated with each lot of forgings.4.3.2.1.1 In lieu of a prolongation or separately-forged coupon, tensile speci
33、mens cut from a forging representing each lot from the location designated on the drawing or as specified by purchaser.4.3.2.2 Hand ForgingsAt least two tensile specimens taken from a forging or forging prolongation representing the lot.SAE INTERNATIONAL AMS4362G Page 5 of 64.3.2.3 Forging StockAs a
34、greed upon by purchaser and vendor.4.4 Reports4.4.1 The vendor of forgings shall furnish with each shipment a report showing the results of tests for composition and tensile properties of each lot and stating that the forgings conform to the other technical requirements. This report shall include th
35、e purchase order number, lot number, AMS4362G, size or part number, and quantity.4.4.2 The vendor of forging stock shall furnish with each shipment a report stating that the chemical composition of the stock conforms to the specified requirements. This report shall include the purchase order number,
36、 lot number, AMS4362G, size, and quantity.4.5 Resampling and RetestingIf 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 two additional specimens for each original nonconforming specimen. Retest specimen
37、s from forgings shall be taken from as close as possible to the same location in the same forging or other forgings from the same lot as was the original unacceptable specimen. Failure of any retest specimen to meet the specified requirements shall be cause for rejection of the product represented.
38、Results of all tests shall be reported.5. PREPARATION FOR DELIVERY5.1 IdentificationShall be as follows:5.1.1 ForgingsIn accordance with AMS2808.5.1.2 Forging StockAs agreed upon by purchaser and vendor.5.2 Protective Treatment5.2.1 Prior to shipment, the product shall be coated with a corrosion-inh
39、ibiting oil, unless chrome pickling in accordance with AMS2475 is required by the purchaser.5.3 Packaging5.3.1 The product shall be prepared for shipment in accordance with ASTM B 660 and in compliance with applicable rules and regulations pertaining to the handling, packaging, and transportation of
40、 the product to ensure carrier acceptance and safe delivery.6. ACKNOWLEDGMENTA vendor shall mention this specification number and its revision letter in all quotations and when acknowledging purchase orders.7. REJECTIONSProduct not conforming to this specification, or to modifications authorized by
41、purchaser, will be subject to rejection.SAE INTERNATIONAL AMS4362G Page 6 of 68. NOTES8.1 The 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)
42、 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 Terms used in AMS are clarified in ARP1917.8.3 Dimensions and pr
43、operties 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.8.4 Purchase documents should specify not less than the fo
44、llowing:AMS4362GForm and size or part number of product requiredQuantity of product requiredFluorescent penetrant inspection acceptance standards, if applicable (See 3.5.2).8.5 Similar Specifications Federal QQM40 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 “D“
