SAE AMS 4329B-2017 Aluminum Alloy Plate (7085-T7651) 7 5Zn - 1 6Cu - 1 5Mg - 0 12Zr Solution Heat Treated Stress-Relieved and Overaged (UNS A97085).pdf

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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/AMS4329B AEROSPACE MATERIAL SPECIFICATION AMS4329 REV. B Issued 2003-07 Revised 2017-10 Superse

5、ding AMS4329A 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 AMS4329B revises Condition (3.2), Properties (3.3), Sampling and Testing (4.3), Reports (4.4) and Identification (5.1.1),

6、 and is a Five-Year Review and update of this specification. 1. SCOPE 1.1 Form This specification covers an aluminum alloy in the form of plate 4.001 to 7.000 inch, incl. (101.62 to 177.80 mm, incl.) in thickness (see 8.4). 1.2 Application This product has been used in aerospace applications requiri

7、ng a high level of mechanical properties and fracture toughness, moderate resistance to stress-corrosion cracking and resistance to exfoliation corrosion, 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

8、 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 specified, the last published iss

9、ue 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. AMS2355 Quality Assurance Sampling and Testing, Aluminum Alloys and Magn

10、esium Alloys, Wrought Products, Except Forging Stock and Rolled, Forged, or Flash Welded Rings AMS2772 Heat Treatment of Aluminum Alloy Raw Material ARP1917 Clarification of Terms Used in Aerospace Metals Specifications 2.2 ANSI Accredited Publications SAE INTERNATIONAL AMS4329B Page 2 of 6 Copies o

11、f these documents are available online at http:/webstore.ansi.org/. ANSI H35.1/H35.1M Standard Alloy and Temper Designation System For Aluminum ANSI H35.2 Dimensional Tolerances for Aluminum Mill Products ANSI H35.2M Dimensional Tolerances for Aluminum Mill Products (Metric) 2.3 ASTM Publications Av

12、ailable from ASTM International, 100 Barr Harbor Drive, P.O. Box C700, West Conshohocken, PA 19428-2959, Tel: 610-832-9585, www.astm.org. ASTM B594 Ultrasonic Inspection of Aluminum-Alloy Wrought Products ASTM B660 Packaging/Packing of Aluminum and Magnesium Products ASTM B666/B666M Identification M

13、arking of Aluminum and Magnesium Products ASTM G34 Exfoliation Corrosion Susceptibility in 2xxx and 7xxx Series Aluminum Alloys (EXCO Test) ASTM G47 Determining Susceptibility to Stress-Corrosion Cracking of High Strength Aluminum Alloy Products 3. TECHNICAL REQUIREMENTS 3.1 Composition Shall confor

14、m to the percentages by weight shown in Table 1, determined in accordance with AMS2355. Table 1 - Composition Element Min Max Silicon - 0.06 Iron - 0.08 Copper 1.3 2.0 Manganese - 0.04 Magnesium 1.2 1.8 Chromium - 0.04 Zinc 7.0 8.0 Titanium - 0.06 Zirconium 0.08 0.15 Other Elements, each - 0.05 Othe

15、r Elements, total - 0.15 Aluminum remainder 3.2 Condition Heat treatment shall be in accordance with AMS2772 to the -T7651 temper (see ANSI H35.1/H35.1M) and as follows: Solution heat-treatment and artificial aging practices are proprietary. Material shall be stretched not less than 1% nor more than

16、 3% prior to artificial aging. SAE INTERNATIONAL AMS4329B Page 3 of 6 3.3 Properties Product shall conform to the following requirements, determined in accordance with AMS2355. 3.3.1 Tensile Properties shall be as shown in Tables 2A and 2B. Table 2 Table 2A - Minimum tensile properties, inch/pound u

17、nits Nominal Thickness Inch Grain Direction Tensile Strength ksi Yield Strength at 0.2% Offset ksi Elongation in 2 Inches or 4D % 4.001-5.000 L 75.0 72.0 9 LT 76.0 69.0 7 ST 74.0 65.0 3 5.001-6.000 L 75.0 72.0 8 LT 76.0 69.0 7 ST 73.0 65.0 3 6.001-7.000 L 74.0 71.0 8 LT 75.0 67.0 5 ST 72.0 64.0 3 Ta

18、ble 2B - Minimum tensile properties, SI units Nominal Thickness Millimeters Grain Direction Tensile Strength MPa Yield Strength at 0.2% Offset MPa Elongation in 50.8 mm or 4D % 101.62-127.00 L 515 495 9 LT 525 475 7 ST 510 450 3 127.02-152.40 L 515 495 8 LT 525 475 7 ST 505 450 3 152.42-177.80 L 510

19、 490 8 LT 515 460 5 ST 495 440 3 3.3.2 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 pl

20、ane greater than that illustrated by Photograph B, Figure 2, of ASTM G34. 3.3.4 Stress Corrosion Cracking When specified, specimens from plate shall be tested in accordance with ASTM G47 and shall show no evidence of stress corrosion cracking stressed in the short transverse direction (perpendicular

21、 to grain flow) to 26 ksi (180 MPa). 3.3.5 Fracture Toughness When specified, plane strain fracture toughness shall be tested in accordance with ASTM E399 and ASTM B645 for plate 4.001 to 7.000 inches (101.62-117.80 mm) inclusive in nominal thickness. A valid KIc meeting the requirements of ASTM E39

22、9 or a KQ “useable for lot release” in accordance with ASTM B645 shall meet or exceed the values specified in Table 3A and 3B. SAE INTERNATIONAL AMS4329B Page 4 of 6 Table 3 Table 3A - Minimum KIc or KQ “useable for lot release” fracture toughness - inch/pound units Thickness inch L-T direction ksii

23、nch T-L direction 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 Table 3B - Minimum KIc or KQ “useable for lot release” fracture toughness - SI units Thickness mm L-T direction MPam T-L direction MPam S-L direction MPam 101.62-127.00 32 26 26 127.02-152.

24、40 30 24 25 152.42-177.80 29 23 24 3.3.6 Compressive Yield Strength When specified, specimens from plate shall be tested in accordance with AMS2355 and compressive yield strength shall be as shown in Tables 4A and 4B. Table 4 Table 4A - Minimum compressive yield - inch/pound units Thickness inch Gra

25、in Direction Compressive Yield Strength - ksi 4.001-5.000 L 71 5.001-6.000 L 71 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 490 152.42-177.80 L 485 3.3.7 Mechanical property require

26、ments for product outside of the range covered by 1.1 shall be agreed upon between purchaser and producer. 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 detri

27、mental conditions found during the customers manufacturing process are subject to rejection. 3.4.1 Each plate shall be subjected to ultrasonic inspection in accordance with ASTM B594 and shall meet ultrasonic Class A requirements, as described in ASTM B594. 3.5 Tolerances Shall conform to all applic

28、able requirements of ANSI H35.2 or ANSI H35.2M. SAE INTERNATIONAL AMS4329B Page 5 of 6 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility 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

29、 reserves the right to sample and to perform any confirmatory testing deemed necessary to ensure that the products conform to specified 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), u

30、ltrasonic inspection (3.4.1), stress corrosion cracking (when specified) (3.3.4), fracture toughness (when specified) (3.3.5), and compressive yield strength (when specified) (3.3.6) are acceptance tests and, except for composition, shall be performed on each inspection lot. 4.2.2 Periodic Tests Exf

31、oliation 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 AMS2355 and the following: 4.3.1 When fracture toughness testing is speci

32、fied, specimens for each orientation specified by the purchaser shall be taken from the center width of at least one plate in each lot. 4.3.1.1 For L-T and T-L test orientations for plate 4.001 inches to 7.000 inches (101.62 to 177.80 mm), inclusive, in nominal thickness, use specimens having a mini

33、mum thickness (B) of 2-inch (51-mm) and a width (W) of 4.0 inches (102 mm), centered at T/4. 4.3.1.2 For the S-L test orientation, the test specimens shall be centered at T/2. The test specimen dimensions shall meet the requirements of ASTM E399 and ASTM B645. 4.4 Reports The vendor of product shall

34、 furnish with each shipment a report 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 numer

35、ical results of tests on each inspection 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, AMS4329B, section identificatio

36、n number, mill product form, size, and quantity. 4.4.1 When the product size is outside the range covered by 1.1, the report shall contain a statement to that effect. 4.4.2 When material produced to this specification is beyond the sizes allowed in the scope of tables, or other exceptions are taken

37、to the technical requirements listed in Section 3 (see 5.1.1), the report shall contain a statement “This material is certified as AMS4329B(EXC) because of the following exceptions.” and the specific exceptions shall be listed. 4.5 Resampling and Retesting Shall be in accordance with AMS2355. SAE IN

38、TERNATIONAL AMS4329B Page 6 of 6 5. PREPARATION FOR DELIVERY 5.1 Identification Shall be in accordance with ASTM B666/B666M. 5.1.1 When technical exceptions are taken (see 4.4.2), the material shall be marked with AMS4329(EXC). 5.2 Packaging and Preservation Products shall be prepared for shipment i

39、n accordance with ASTM B660 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 a

40、ll 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. 8. NOTES 8.1 Revision Indicator A change bar (l) located in the left margin is for the convenience of the user

41、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 document title indicates a complete revision of the document, including technical revisions. Change bars and (R) are not used in original public

42、ations, nor in documents that contain editorial changes only. 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

43、 equivalents of the primary units and are presented only for information. 8.4 Purchase documents should specify not less than the following: AMS4329B Size of plate desired Quantity of plate desired Property and acceptance requirements from the cognizant engineering organization applicable to sizes outside the range listed in 1.1 Stress corrosion cracking testing (if required) (3.3.4) Plane-strain fracture toughness testing (if required) and specimen orientation (3.3.5) Compressive yield strength testing (if required) (3.3.6) PREPARED BY AMS COMMITTEE “D”