1、Aluminum Alloy, 2014, Bar, Rod, Wire and Special Shapes,Rolled, Drawn, or Cold FinishedA92014RATIONALEThis document has been reaffirmed to comply with the SAE 5-year Review policy.NOTICEThis document has been taken directly from Federal Specification QQ-A-225/4E and contains only minor editorial and
2、 format changes required to bring it into conformance with the publishing requirements of SAE technical standards.The original Federal Specification was adopted as an SAE standard under the provisions of the SAE Technical Standards Board (TSB) Rules and Regulations (TSB 001) pertaining to accelerate
3、d adoption of government specifications and standards. TSB rules provide for (a) the publication of portions of unrevised government specifications and standards without consensus voting at the SAE Committee level, (b) the use of the existing government specification or standard format, and (c) the
4、exclusion of any qualified product list (QPL) sections.The complete requirements for procuring 2014 aluminum alloy, bar, rod, wire, and special shapes, rolled, drawn, or cold finished shall consist of this specification and the latest issue of AMS-QQ-A-225.AEROSPACE MATERIAL SPECIFICATIONAMS-QQ-A-22
5、5/4IssuedReaffirmed1997-072010-05SAE 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 pa
6、tent infringement arising therefrom, is the sole responsibility of the user.” SAE reviews each technical report at least every five years at which time it may be reaffirmed, revised, or cancelled. SAE invites your written comments and suggestions. Copyright 2010 SAE International All rights reserved
7、 No part of this publication 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)
8、Tel: +1 724-776-4970 (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:/www.sae.org/technical/standards/AMSQQA225/4 Copyright SAE International Provided by IHS under
9、license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AMS-QQ-A-225/4 SAE AMS-QQ-A-225/4- 2 -1. SCOPE AND CLASSIFICATION:1.1 Scope: This specification covers the specific requirements for 2014 aluminum alloy bar, rod, wire and special shapes produced by ro
10、lling, drawing or cold finishing.1.2 Classification: 1.2.1 Tempers: Bar, rod, wire and special shapes are of the following tempers as specified (See 6.2): O, T4, T6, T42, T62, T451 or T651 temper. Definitions of these tempers are specified in AMS-QQ-A-225.2. APPLICABLE DOCUMENTS: See AMS-QQ-A-225.3.
11、 REQUIREMENTS: 3.1 Chemical Composition: The chemical composition shall conform to the requirements specified in Table I.Chemical Composition 1/ElementsPercentMinimum MaximumCopper 3.9 5.0Silicon 0.50 1.2Manganese 0.40 1.2Magnesium 0.20 0.8Iron -07Zinc .25Titanium -01Chromium .0Other Elements, each
12、05Other Elements, total .1Aluminum Remainder1/ Analysis shall routinely be made only for the elements specifically mentioned in Table I. If, however, the presence of other elements is indicated or suspected in the course of routine analysis, further analysis shall be made to determine conformance t
13、o the limits specified for other elements.Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AMS-QQ-A-225/4 SAE AMS-QQ-A-225/4- 3 -3.2 Mechanical Properties: 3.2.1 Mechanical Properties of Material as S
14、upplied: The mechanical properties in the direction of working shall conform to requirements of Table II for the temper specified.3.2.2 Mechanical Properties After Heat Treatment: In addition to conforming to the requirements of 3.2.1, material in the tempers identified in the following paragraphs s
15、hall, after having been processed to tempers also identified therein, have properties conforming to those specified in Table II, as applicable.3.2.2.1 Material in the Annealed (O) Temper: Material in the O temper, without the subsequent imposition of cold work or forming operations, shall, after pro
16、per solution heat treatment, develop the properties specified for the T4 and T42 tempers.TABLE I. Mechanical Properties (See 6.5)TemperDiameterorThicknessInchesTensileStrengthminimumksiYield Strengthat 0.2 percentOffset or atExtensionIndicated 5/Elongationin2 Inchesor 4timesdiameter 5/minimum,percen
17、tMinimum,ksiExtensionunder load,inch/inchO Up to 8.000, incl 35.0 2/ - - 12T4 and Up to 8.000, incl 3/55.0 32.0 0.0050 16T42 4/ 6/T451 1/ 6/ 0.500 to 8.000, incl 3/ 55.0 32.0 0.0050 16T6 and Up to 8.000, incl 3/65.0 55.0 0.0072 8T62 4/ 6/T651 1/ 6/ 0.500 to 8.000, incl 3/ 65.0 55.0 0.0072 81/ T451 a
18、nd T651 tempers are available only in bar, rod, and shapes.2/ Maximum.3/ For rounds (rod), maximum diameter is 8.000 inches; for square, rectangular, hexagonal, or octagonal bar, maximum thickness is 4 inches, and maximum cross-sectional area is 36 square inches.4/ Material in the T42 and T62 temper
19、 is not available from the material producers.5/ See AMS-QQ-A-225 for exceptions to yield strength and elongation requirements.6/ To avoid localized melting, solution heat treatment should be performed at a temperature below 945F.Copyright SAE International Provided by IHS under license with SAENot
20、for ResaleNo reproduction or networking permitted without license from IHS-,-,-AMS-QQ-A-225/4 SAE AMS-QQ-A-225/4- 4 -3.2.2.2 Material in the T4, T451, T6 and T651 Tempers: Material in the T4, T451, T6 and T651 tempers shall, without the subsequent imposition of cold work or forming operations, be he
21、at-treatable to the properties specified for the T4 and T42 tempers. Such capability shall be demonstrated when specified (See 6.2 and 6.3).3.2.2.3 Material in the T4, T42 and T451 Tempers: Material in the T4, T42, and T451 tempers shall be heat-treatable to the properties specified for the T6, T62,
22、 and T651 tempers, respectively. Such capability shall be demonstrated when specified (See 6.2).3.3 Finish: Unless otherwise specified in the contract or purchase order (See 6.2), rod up to and including 3 inches in diameter, and bar up to and including 2 inches thick (with maximum width for rectang
23、les of 4 inches) shall be processed to final size by cold finishing.3.4 Marking: In addition to marking as required in AMS-QQ-A-225, material in the T6 and T651 temper shall also be identified by a lot number marked in at least one location on each piece.4. QUALITY ASSURANCE PROVISIONS: See AMS-QQ-A
24、225 and the following:4.1 Heat Treatment; Aging Period Before Tension Testing: Specimens in the T4, T42, and T451 tempers will not be required to be tested within 4 days after completion of the solution heat treatment. If within this period, the manufacturer elects to test specimens, and the subseq
25、uent results fail to meet the requirements, he may discard these initial test results and test additional specimens which have been aged for at least 4 days. These specimens shall be selected from the same samples in the lot from which the prior specimens were removed.4.2 Mechanical Test After Heat
26、Treatment: 4.2.1 Number of Tests After Heat Treatment: From material in each temper of those specified for heat-treatability demonstrations in 3.2.2 and 6.2, an additional number of specimens equal to that required in AMS-QQ-A-225 shall be taken and tested after heat treatment to each temper specifi
27、ed, as applicable, to determine conformance to 3.2.2.5. PREPARATION FOR DELIVERY: See AMS-QQ-A-225.Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AMS-QQ-A-225/4 SAE AMS-QQ-A-225/4- 5 -6. NOTES: 6.1
28、Intended Use: This alloy is intended for use when high strength is required.6.2 Ordering Data: Purchasers should select the preferred options permitted herein and include the following information in procurement documents:Title, number, and date of this specificationForm, quantity, and temper requir
29、ed (See 1.2.1)Dimensions requiredMechanical properties and dimensional tolerance requirements for sizes not specifically coveredRequirements for demonstrations of capability to develop properties in tempers other than the O temperFinish requirements (See 3.3)Selection of applicable levels of preserv
30、ation, packaging, and packing, whether level A, B, or commercial (See AMS-QQ-A-225)Special end use requirements6.3 Mechanical Properties After Heat Treatment: Mechanical properties of producer-supplied material are certified for the temper of material supplied. The producers “capability“ demonstrati
31、on is not evidence that user-treated material conforms to strength requirements of a given temper. Frequently, user-heat-treated material may develop a lower level of mechanical properties, especially if any cold, warm, or hot work is introduced, prior to solution heat treatment. The user should be
32、held responsible for demonstrating the strength attained from his processing for the end use.6.4 Product produced and marked to the requirements of AMS-QQ-A-225/4 also meets the requirements of QQ-A-225/4E. Product produced and marked to the requirements of QQ-A-225/4E also meets the requirements of
33、 AMS-QQ-A-225/4.6.5 Properties listed in 3.2.1 are exactly the same as QQ-A-225/4, Revision E. These properties have not been substantiated in accordance with the AMS Manual for Preparation of Aerospace Specifications.PREPARED UNDER THE JURISDICTION OF AMS COMMITTEE “D“Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
