SAE AMS 4463A-2017 Aluminum Alloy Plate (7255-T7751) 8 0Zn - 2 3Cu - 2 0Mg - 0 12Zr Solution Heat Treated Stress Relieved and Overaged.pdf

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/AMS4463A AEROSPACE MATERIAL SPECIFICATION AMS4463 REV. A Issued 2012-01 Revised 2017-10 Superse

5、ding AMS4463 Aluminum Alloy, Plate (7255-T7751) 8.0Zn - 2.3Cu - 2.0Mg - 0.12Zr Solution Heat Treated, Stress Relieved, and Overaged RATIONALE AMS4463A revises Heat Treatment (3.3), Table 3, Properties (3.4.5), Reports (4.4) and Identification (5.1.1), and is a Five-Year Review and update of this spe

6、cification. 1. SCOPE 1.1 Form This specification covers an aluminum alloy in the form of plate 0.750 to 1.500 inch, incl ( 19.05 to 38.10 mm, incl) in thickness (see 8.5). 1.2 Application This product has typically been used for parts requiring a high level of mechanical properties and moderate exfo

7、liation corrosion resistance, 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

8、 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 Commonwealth Drive, Warrendale, P

9、A 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 Magnesium Alloy, Wrought Products (Except Forging Stock), and Rolled, Forged, or Flash Welded Rings AMS2772 Heat Treatment of Al

10、uminum Alloy Raw Materials ARP1917 Clarification of Terms Used in Aerospace Metals Specifications SAE INTERNATIONAL AMS4463A 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: 610-832-9585, www.astm.org. A

11、STM B594 Ultrasonic Inspection of Aluminum-Alloy Wrought Products ASTM B645 Linear-Elastic Plane-Strain Fracture Toughness Testing of Aluminum Alloys ASTM B660 Packaging/Packing of Aluminum and Magnesium Products ASTM B666/B666M Identification Marking of Aluminum and Magnesium Products ASTM E399 Lin

12、ear-Elastic Plane-Strain Fracture Toughness KIc of Metallic Materials 2.3 ANSI Accredited Publications Copies of these documents are available online at http:/webstore.ansi.org/. ANSI H35.2 Dimensional Tolerances for Aluminum Mill Products ANSI H35.2M Dimensional Tolerances for Aluminum Mill Product

13、s (Metric) 3. TECHNICAL REQUIREMENTS 3.1 Composition Shall conform to the percentages by weight shown in Table 1, determined in accordance with AMS2355. Table 1 - Composition Element Min Max Silicon - 0.06 Iron - 0.09 Copper 2.0 2.6 Manganese - 0.05 Magnesium 1.8 2.3 Chromium - 0.04 Zinc 7.6 8.4 Tit

14、anium - 0.06 Zirconium 0.08 0.15 Other Elements, each - 0.05 Other Elements, total - 0.15 Aluminum remainder SAE INTERNATIONAL AMS4463A Page 3 of 6 3.2 Condition Solution heat treated, stress relieved by stretching to produce a nominal permanent set of 1.5%, but not less than 1% nor more than 3%, an

15、d overaged. 3.2.1 Product shall receive no further straightening operations after stretching. 3.3 Heat Treatment 3.3.1 Solution heat treatment shall be in accordance with AMS2772. The solution heat treat temperature shall be 860 to 900 F (460 to 482 C). 3.3.2 Overaging Heat Treatment Overaging shall

16、 be performed at a specific temperature and time as required to meet requirements of 3.4 (see 8.1). 3.4 Properties The product shall conform to the following requirements, determined in accordance with AMS2355 except as specified in 3.4.4.1. 3.4.1 Tensile Properties Shall be as specified in Table 2.

17、 Table 2 Table 2A - Minimum tensile properties, inch/pound units Nominal Thickness Inch Specimen Orientation Tensile Strength ksi Yield Strength at 0.2% Offset ksi Elongation in 2 inches or 4D % 0.750 to 1.500, incl Longitudinal 91.0 88.0 9 Long Transverse 91.0 86.0 7 Table 2B - Minimum Tensile Prop

18、erties, SI Units Nominal Thickness Millimeters Specimen Orientation Tensile Strength MPa Yield Strength at 0.2% Offset MPa Elongation in 50.8 mm or 5D % 19.05 to 38.10, incl Longitudinal 627 607 8 Long Transverse 627 593 6 3.4.2 Compressive Yield Strength Longitudinal compressive yield strength, whe

19、n specified (see 8.5), shall be 88.0 ksi (607 MPa), minimum. 3.4.3 Exfoliation Corrosion Resistance The product shall exhibit exfoliation-corrosion at a T/10 plane not greater than that illustrated by Photograph EB, Figure 2, of ASTM G34. SAE INTERNATIONAL AMS4463A Page 4 of 6 3.4.4 Fracture Toughne

20、ss Plane strain fracture toughness shall be tested in accordance with ASTM E399 and ASTM B645. The test specimens shall meet the following requirements. 3.4.4.1 For the L-T test orientation, and when required by purchaser, T-L test orientation (see 8.5), use a test specimen having a width (W) of 2.0

21、 inches (50.8 mm). For plate 0.750 to 1.000 inches (19.05 to 25.40 mm) in nominal thickness, the test specimen thickness (B) is full plate thickness. For plate 1.001 to 1.500 inches (25.43 to 38.10 mm) in nominal thickness, the test specimen thickness (B) shall be 1.00 inches (25.4 mm) and the speci

22、men is centered at mid-thickness (T/2). 3.4.4.2 A valid KIc meeting the requirements of ASTM E399 or a KQ “usable for lot release” in accordance with ASTM B645 shall meet or exceed the values shown in Table 3. Table 3 - Fracture toughness parameters Nominal Thickness Inches Nominal Thickness Millime

23、ters Specimen Orientation Minimum KIc or KQ “usable for lot release” Minimum KIc or KQ “usable for lot release” MPa m 0.750 to 1.500, incl Over 19.00 to 38.10, incl L-T 22 24 T-L 21 23 3.4.5 Mechanical property requirements for product outside the range covered by 1.1 shall be agreed upon between pu

24、rchaser and producer. 3.5 Quality The product, as received by purchaser, shall be uniform in quality and condition, sound, and free from foreign materials and from imperfections detrimental to usage of the product. 3.5.1 Each product shall be ultrasonically inspected in accordance with ASTM B594 and

25、 shall meet the following requirements: 3.5.1.1 Products 0.750 to 1.500 inches (19.10 to 38.10 mm), inclusive, in nominal thickness shall meet the requirements for ultrasonic class A in accordance with ASTM B594. 3.6 Tolerances Shall conform to all applicable requirements of ANSI H35.2 or ANSI H35.2

26、(M). 4. QUALITY ASSURANCE 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 necess

27、ary to ensure that the product conforms to the specified requirements. 4.2 Classification of Tests 4.2.1 Acceptance Tests Composition (3.1), long-transverse and longitudinal tensile properties (3.4.1), L-T fracture toughness (3.4.4.1), ultrasonic soundness (3.5.1), dimensional tolerances (3.6) and,

28、when required by purchaser, longitudinal compressive yield strength (3.4.2) and T-L fracture toughness (3.4.4.1), are acceptance tests and, except for composition, shall be performed on each lot. k s i i n c h SAE INTERNATIONAL AMS4463A Page 5 of 6 4.2.2 Periodic Tests Exfoliation-corrosion resistan

29、ce (3.4.3) 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 Tensile specimens shall be taken at the T/2 location with the axis of specimens in the long

30、-transverse and in the longitudinal direction. 4.4 Reports The vendor of product shall furnish with each shipment a report stating that the product conforms to the composition, tolerances and ultrasonic inspection; and showing the numerical results of tests on each inspection lot to determine confor

31、mance to the other acceptance test requirements and to the periodic test, if performed. This report shall include the purchase order number, inspection lot number(s), AMS4463A, 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

32、 that effect. 4.4.2 When material produced to this specification, is beyond the sizes allowed in the scope or tables or other exceptions are taken to the technical requirements listed in Section 3 (see 5.1.1), the report shall contain a statement “This material is certified as AMS4463A(EXC) because

33、of the following exceptions.” and the specific exceptions shall be listed. 4.5 Resampling and Retesting Shall be in accordance with AMS2355. 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

34、 shall be marked with AMS4463(EXC). 5.2 Packaging The product shall be prepared for shipment in accordance with commercial practice and in compliance with applicable rules and regulations pertaining to the handling, packaging, and transportation of the product to ensure carrier acceptance and safe d

35、elivery. 6. ACKNOWLEDGMENT A vendor shall mention this specification number in all 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. SAE INTERNATIONAL AMS4463A Page

36、 6 of 6 8. NOTES 8.1 Actual overaging heat treatments are proprietary. 8.2 Revision Indicator A 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 (

37、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 editorial changes only. 8.3 Terms used in AMS are clarified in ARP1917. 8.4 Dimensions an

38、d 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 for information. 8.5 Purchase documents should specify not less than t

39、he following: AMS4463A 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 Longitudinal compressive yield strength testing (3.4.2) if required by purchaser T-L Fracture toughness testing (3.4.4) if required by purchaser PREPARED BY AMS COMMITTEE “D”