SAE AMS 4462-2011 Aluminum Alloy Sheet and Plate Alclad 4 4Cu - 1 5Mg - 0 60Mn (Alclad 2024 -T3 Sheet -T351 Plate) Solution Heat Treated Cold Worked and Naturally Aged (UNS A82024).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 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/AMS4462 AEROSPACE MATERIAL SPECIFICATION AMS4462 Issued 2011-12 Aluminum Alloy, S

5、heet and Plate, Alclad 4.4Cu - 1.5Mg - 0.60Mn (Alclad 2024, -T3 Sheet, -T351 Plate) Solution Heat Treated, Cold Worked and Naturally Aged (Composition similar to UNS A82024) RATIONALE AMS4462 is a new specification for normal 2024-T3/-T351 alclad sheet and plate to facilitate cancellation of AMS-QQ-

6、A-250/5. 1. SCOPE 1.1 Form This specification covers an aluminum alloy in the form of alclad sheet and plate supplied in the -T3/-T351 temper. 1.2 Application These products have been used typically for medium strength parts requiring formability and maximum corrosion resistance and whose fabricatio

7、n does not involve welding, 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 d

8、ocument 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, PA

9、15096-0001, Tel: 877-606-7323 (inside USA and Canada) or 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 Aluminu

10、m Alloy Raw Materials AS1990 Aluminum Alloy Tempers SAE AMS4462 Page 2 of 7 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. ASTM B 594 Ultrasonic Inspection of Aluminum-Alloy Products fo

11、r Aerospace Applications ASTM B 660 Packaging/Packing of Aluminum and Magnesium Products ASTM B 666/B 666M Identification of Aluminum and Magnesium Alloy Products 2.3 ANSI Publications Available from American National Standards Institute, 25 West 43rd Street, New York, NY 10036-8002, Tel: 212-642-49

12、00, www.ansi.org. ANSI H 35.2 Dimensional Tolerances for Aluminum Mill Products ANSI H 35.2M Dimensional Tolerances for Aluminum Mill Products (Metric) 3. TECHNICAL REQUIREMENTS 3.1 Composition Shall conform to the percentages by weight as shown in Tables 1 and 2, determined in accordance with AMS23

13、55. TABLE 1 - COMPOSITION, CORE (2024) Element min maxSilicon - 0.50Iron - 0.50Copper 3.8 4.9 Manganese 0.30 0.9 Magnesium 1.2 1.8 Chromium - 0.10Zinc - 0.25Titanium - 0.15Other Elements, each - 0.05Other Elements, total - 0.15Aluminum remainder TABLE 2 - COMPOSITION, CLADDING (1230) Element min max

14、Iron + Silicon - 0.70Copper - 0.10Manganese - 0.05Magnesium - 0.05Zinc - 0.10Titanium - 0.03Other Elements, each - 0.03Aluminum 99.30 - SAE AMS4462 Page 3 of 7 3.2 Condition The product shall be supplied in the following condition: 3.2.1 Sheet Solution heat treated, cold worked and naturally aged to

15、 the T3 temper in accordance with AMS2772 (See AS1990). 3.2.2 Plate Solution heat treated, stretched to produce a nominal permanent set of 2% but not less than 1-1/2% nor more than 3%, and naturally aged to the T351 temper in accordance with AMS2772 (See AS1990). 3.2.2.1 Plate shall receive no furth

16、er straightening operations after stretching. 3.3 Properties The product shall conform to the following requirements, determined in accordance with AMS2355 on the mill produced size. 3.3.1 Tensile Properties Shall be as shown in Table 3 (See 8.3). TABLE 3A - MINIMUM TENSILE PROPERTIES, INCH/POUND UN

17、ITS Temper Nominal Thickness, Inches Tensile Strength, ksi Yield Strength at 0.2% Offset, ksi Elongation in 2 inches or 4D, % -T3 0.008 to 0.009, incl Over 0.009 to 0.020, incl Over 0.020 to 0.062, incl Over 0.062 to 0.128, incl Over 0.128 to 0.249, incl58.0 59.0 59.0 61.0 62.0 39.0 39.0 39.0 40.0 4

18、0.0 10 12 15 15 15 -T351 0.250 to 0.499, incl Over 0.499 to 1.000, incl Over 1.000 to 1.500, incl Over 1.500 to 2.000, incl Over 2.000 to 3.000, incl Over 3.000 to 4.000, incl62.0 63.0 62.0 62.0 60.0 57.0 40.0 42.0 42.0 42.0 42.0 41.0 12 8 7 6 4 4 SAE AMS4462 Page 4 of 7 TABLE 3B - MINIMUM TENSILE P

19、ROPERTIES, SI UNITS Temper Nominal Thickness, Millimeters Tensile Strength, MPa Yield Strength at 0.2% Offset, MPa Elongation in 50.8 mm or 4D, % -T3 0.203 to 0.229, incl Over 0.229 to 0.508, incl Over 0.508 to 1.575, incl Over 1.575 to 3.251, incl Over 3.251 to 6.325, incl 400 407 407 421 427 269 2

20、69 269 276 276 10 12 15 15 15 -T351 6.35 to 12.67, incl Over 12.67 to 25.40, incl Over 25.40 to 38.10, incl Over 38.10 to 50.80, incl Over 50.80 to 76.20, incl Over 76.20 to 101.60, incl 427 434 427 427 414 393 276 290 290 290 290 283 12 8 7 6 4 4 3.4 Cladding Thickness 3.4.1 Thickness of Cladding P

21、lates The aluminum alloy plates that are bonded to the two sides of the aluminum alloy (2024) ingot or slab, to form a composite that is to be rolled, shall each have a thickness as specified in Table 4. TABLE 4 - CLADDING THICKNESS Nominal Thickness, Inch Nominal Thickness, mm Nominal Cladding Thic

22、kness Per Side, % of Thickness Average Cladding Thickness Per Side, % of Thickness, Minimum 0.010 to 0.062, incl 0.25 to 1.57, incl 5 4 Over 0.062 Over 1.57 2.5 2 3.5 Response to Heat Treatment (-T42, -T62, -T72, -T81 dimensions and properties in SI units and Celsius temperatures are shown as the ap

23、proximate equivalents of the primary units and are presented only for information. 8.3 The tensile properties in Tables 3 and 5 were taken directly from QQ-A-250/5F Amendment 2 (AMS-QQ-A-250/5A) and have not been independently verified by AMS statistical procedures. 8.4 Purchase documents should specify not less than the following: AMS4462 Product form and size of product desired Quantity of product desired. PREPARED BY AMS COMMITTEE “D“