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 2011 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:/www.sae.org/technical/standards/AMS4329A AEROSPACE MATERIAL SPECIFICATION AMS 4329 REV. A Issued 2003-07 Revised
5、2006-05 Reaffirmed 2011-11 Superseding AMS 4329 Aluminum Alloy, Plate (7085-T7651) 7.5Zn - 1.6Cu - 1.5Mg - 0.12Zr Solution Heat Treated, Stress-Relieved, and Overaged (Composition similar to UNS A97085) RATIONALE This document has been reaffirmed to comply with the SAE five-year review policy. 1. SC
6、OPE 1.1 Form This specification covers an aluminum alloy in the form of plate. 1.2 Application This product has been used in aerospace applications requiring a high level of mechanical properties and fracture toughness, moderate resistance to stress-corrosion cracking and resistance to exfoliation c
7、orrosion, but usage is not limited to such applications. 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 s
8、pecific 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 Commonwealth Drive, Warrendale, PA 15096-0001, Tel: 8
9、77-606-7323 (inside USA and Canada) or 724-776-4970 (outside USA), www.sae.org. AMS 2355 Quality Assurance Sampling and Testing, Aluminum Alloys and Magnesium Alloys, Wrought Products, Except Forging Stock and Rolled, Forged, or Flash Welded Rings AMS 2772 Heat Treatment of Aluminum Alloy Raw Materi
10、al AS1990 Aluminum Alloy Tempers Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE AMS 4329A Page 2 of 6 2.2 ASTM Publications Available from ASTM International, 100 Barr Harbor Drive, P.O. Box C700, West Conshohocken, PA 19428-2959, Tel: 610-832-9
11、585, www.astm.org. ASTM B 594 Ultrasonic Inspection of Aluminum-Alloy Wrought Products for Aerospace Applications ASTM B 660 Packaging/Packing of Aluminum and Magnesium Products ASTM B 666/B 666M Identification Marking of Aluminum and Magnesium Products ASTM G 34 Exfoliation Corrosion Susceptibility
12、 in 2xxx and 7xxx Series Aluminum Alloys (EXCO Test) ASTM G 47 Determining Susceptibility to Stress-Corrosion Cracking of High Strength Aluminum Alloy Products 2.3 ANSI Publications Available from American National Standards Institute, 25 West 43rd Street, New York, NY 10036, Tel: 212-642-4900, www.
13、ansi.org. ANSI H35.2 Dimensional Tolerances for Aluminum Mill Products ANSI H35.2M Dimensional Tolerances for Aluminum Mill Products (Metric) 3. TECHNICAL REQUIREMENTS 3.1 Composition Shall conform to the percentages by weight shown in Table 1, determined in accordance with AMS 2355. TABLE 1 - COMPO
14、SITION Element min maxSilicon - 0.06Iron - 0.08Copper 1.3 2.0 Manganese - 0.04Magnesium 1.2 1.8 Chromium - 0.04Zinc 7.0 8.0 Titanium - 0.06Zirconium 0.08 0.15Other Elements, each - 0.05Other Elements, total - 0.15Aluminum remainder 3.2 Condition Heat treatment shall be in accordance with AMS 2772 to
15、 the -T7651 temper (see AS1990) and as follows: Solution heat-treated and artificial age practices are proprietary. Material shall be stretched not less than 1% nor more than 3% prior to artificial aging. 3.3 Properties Product shall conform to the following requirements, determined in accordance wi
16、th AMS 2355. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE AMS 4329A Page 3 of 6 3.3.1 Tensile Properties shall be as shown in Table 2A and 2B. TABLE 2A - MINIMUM TENSILE PROPERTIES, INCH/POUND UNITS Nominal Thickness Inch Grain DirectionTensil
17、e Strength ksi Yield Strength at 0.2% Offset ksi Elongation in 2 Inches or 4D % L 75.0 72.0 9 LT 76.0 69.0 7 4.001 - 5.000 ST 74.0 65.0 3 L 75.0 72.0 8 LT 76.0 69.0 7 5.001 - 6.000 ST 73.0 65.0 3 L 74.0 71.0 8 LT 75.0 67.0 5 6.001 - 7.000 ST 72.0 64.0 3 TABLE 2B - MINIMUM TENSILE PROPERTIES, SI UNIT
18、S Nominal Thickness Millimeters Grain DirectionTensile Strength MPa Yield Strength at 0.2% Offset MPa Elongation in 50.8 mm or 4D % L 515 495 9 LT 525 475 7 101.62 - 127.00 ST 510 450 3 L 515 495 8 LT 525 475 7 127.02 - 152.40 ST 505 450 3 L 510 490 8 LT 515 460 5 152.42 - 177.80 ST 495 440 3 3.3.2
19、Electrical Conductivity Shall be not lower than 39.0% IACS (International Annealed Copper Standard) (22.6 MS/m), determined on the plate surface. 3.3.3 Exfoliation Corrosion Resistance Specimens cut from plate shall not exhibit exfoliation corrosion at a T/2 plane greater than that illustrated by Ph
20、otograph B, Figure 2, of ASTM G 34. 3.3.4 Stress Corrosion Cracking When specified, specimens from plate shall be tested in accordance with ASTM G 47 and shall show no evidence of stress corrosion cracking stressed in the short transverse direction (perpendicular to grain flow) to 26 ksi (180 MPa).
21、3.3.5 Fracture Toughness When specified, specimens from plate shall be tested in accordance with AMS 2355 and fracture toughness values shall meet or exceed the values shown in Table 3A and 3B. TABLE 3A - MINIMUM FRACTURE TOUGHNESS - INCH/POUND UNITS Thickness inch L-T direction ksiinch T-L directio
22、n ksiinch S-L direction ksiinch 4.001-5.000 29 24 24 5.001-6.000 27 22 23 6.001-7.000 26 21 22 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE AMS 4329A Page 4 of 6 TABLE 3B - MINIMUM FRACTURE TOUGHNESS - SI UNITS Thickness mm L-T direction MPam
23、T-L direction MPam S-L direction MPam 101.62 - 127.00 32 26 26 127.02 - 152.40 30 24 25 152.42 - 177.80 29 23 24 3.3.6 When specified, specimens from plate shall be tested in accordance with AMS 2355 and compressive yield strength shall be as shown in Table 4A and 4B TABLE 4A - MINIMUM COMPRESSIVE Y
24、IELD - INCH/POUND UNITS Thickness inch Grain Direction Compressive Yield Strength - ksi 4.001-5.000 L 71 5.001-6.000 L 6.001-7.000 L 70 TABLE 4B - MINIMUM COMPRESSIVE YIELD - SI UNITS Thickness mm Grain Direction Compressive Yield Strength - MPa 101.62 - 127.00 L 490 127.02 - 152.40 L 490 152.42 - 1
25、77.80 L 485 3.4 Quality Products, as received by purchaser, shall be uniform in quality and condition, sound and free from foreign materials and from conditions detrimental to usage of the plate. Any detrimental conditions found during the customers manufacturing process are subject to rejection. 3.
26、4.1 Each plate shall be subjected to ultrasonic inspection in accordance with ASTM B 594 and shall meet ultrasonic Class A requirements, as described in ASTM B 594. 3.5 Tolerances Shall conform to all applicable requirements of ANSI H35.2 or ANSI H35.2M. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsib
27、ility for Inspection The vendor of the products 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 products conform to specif
28、ied requirements. 4.2 Classification of Tests 4.2.1 Acceptance Tests Composition (3.1), tensile properties (3.3.1), electrical conductivity (3.3.2), tolerances (3.5), ultrasonic inspection (3.4.1), stress corrosion cracking (when specified) (3.3.4), fracture toughness (when specified) (3.3.5), and c
29、ompressive yield strength (when specified) (3.3.6) are acceptance tests and, except for composition, shall be performed on each inspection lot. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE AMS 4329A Page 5 of 6 4.2.2 Periodic Tests Exfoliation
30、 corrosion resistance (3.3.3) 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 in accordance with AMS 2355. 4.4 Reports The vendor of product shall furnish with each shipment a re
31、port stating that the product conforms to the composition, tensile properties, ultrasonic inspection, tolerances, stress corrosion cracking testing (when specified), fracture toughness (when specified), compressive yield strength (when specified) and showing the numerical results of tests on each in
32、spection lot to determine conformance to the other acceptance test requirements and stating that the final product conforms to the other technical requirements. This report shall include the purchase order number, inspection lot number, AMS 4329A, section identification number, mill product form, si
33、ze and quantity. 4.5 Resampling and Retesting Shall be in accordance with AMS 2355. 5. PREPARATION FOR DELIVERY 5.1 Identification Shall be in accordance with ASTM B 666/B 666M. 5.2 Packaging and Preservation Products shall be prepared for shipment in accordance with ASTM B 660 and in compliance wit
34、h 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 acknowledging purchase ord
35、ers. 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 (|) located in the left margin is for the convenience of the user in locating areas where technical revisions, not editorial changes,
36、have been made to the previous issue of a specification. An (R) symbol to the left of the document title indicates a complete revision of the specification, including technical revision. Change bars and (R) are not used in original publications, nor in specifications that contain editorial changes o
37、nly. 8.2 Terms used in AMS are clarified in ARP1917. 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 primary units and are presented only
38、for information. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE AMS 4329A Page 6 of 6 8.4 Purchase documents should specify not less than the following: AMS 4329A Size of plate desired Quantity of plate desired Specify if stress corrosion cracki
39、ng testing is required Specify if fracture toughness testing is required Specify if compressive yield strength testing is required. 8.5 Key Words Aluminum alloy plate, 7085-T7651, fracture toughness PREPARED BY AMS COMMITTEE “D” Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
