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 reaffirmed, revised, or cancelled. SAE invites your written comments and suggestions. Copyright 2011 SAE International All rights reserved. No part of this publication m
3、ay 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: +1 724-776-4970 (outside U
4、SA) 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/AMS4473AEROSPACEMATERIALSPECIFICATIONAMS4473 Issued 2011-09 Aluminum Alloy Plate (2624-T39) 4
5、.1Cu 1.4Mg - 0.6Mn Solution Heat Treated, Cold Worked and Naturally Aged (Composition similar to UNS A92624)RATIONALE AMS4473 is a new specification for aluminum plate product with a high level of mechanical properties and good damage tolerance. 1. SCOPE 1.1 Form This specification covers an aluminu
6、m alloy in the form of plate. 1.2 Application This product has been used typically for structural parts requiring a high level of mechanical properties and good damage tolerance, but usage is not limited to such applications. 2. APPLICABLE DOCUMENTS The issue of the following documents in effect on
7、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 specific document issue is specified. When the referenced document has been cancelled and no superseding document has been specified
8、, 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: 877-606-7323 (inside USA and Canada) or 724-776-4970 (outside USA), www.sae.org.AMS2355 Quality Assurance, Sampling and Testing, Alu
9、minum Alloys and Magnesium Alloy, Wrought Products (Except Forging Stock), and Rolled, Forged, or Flash Welded Rings AMS2772 Heat Treatment of Aluminum Alloy Raw Materials AS1990 Aluminum Alloy Tempers Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or
10、 networking permitted without license from IHS-,-,-SAE AMS4473 Page 2 of 5 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 Wrought Produ
11、cts for Aerospace Applications ASTM B 645 Linear-Elastic Plane-Strain Fracture Toughness Testing of Aluminum Alloys ASTM B 646 Fracture Toughness Testing of Aluminum Alloys ASTM B 660 Packaging of Aluminum and Magnesium Products ASTM B 666/B 666M Identification Marking of Aluminum and Magnesium Prod
12、ucts ASTM E 399 Linear-Elastic Plane-Strain Fracture Toughness KIc of Metallic Materials ASTM E 561 K-R Curve Determination 2.3 ANSI Publications Available from American National Standards Institute, 25 West 43rd Street, New York, NY 10036-8002, Tel: 212-642-4900, www.ansi.org.ANSI H35.2 Dimensional
13、 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 AMS2355. TABLE 1 - COMPOSITION Element min max Silicon -
14、0.08 Iron - 0.08 Copper 3.8 4.3 Manganese 0.45 0.7 Magnesium 1.2 1.6 Chromium - 0.05 Zinc - 0.15 Titanium - 0.10Other Elements, each - 0.05 Other Elements, total - 0.15 Aluminum remainder 3.2 Condition Solution heat treated, cold rolled 10% and stretched 1% after solution heat treatment and naturall
15、y aged to produce a T39 temper (See AS1990). Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE AMS4473 Page 3 of 5 3.3 Heat Treatment Solution heat treatment shall be in accordance with AMS2772. 3.
16、4 Properties Product shall conform to the following requirements, determined on the mill product in accordance with AMS2355. 3.4.1 Tensile Properties Shall be as specified in Table 2. TABLE 2A - MINIMUM TENSILE PROPERTIES, INCH/POUND UNITS Nominal Thickness Inches Specimen Orientation Tensile Streng
17、th ksi Yield Strength At 0.2% Offset ksi Elongation in 2 inches or 4D %0.750 to 1.500, incl. Longitudinal Long-Transverse 68.0 71.0 62.0 58.0 11 9TABLE 2B - MINIMUM TENSILE PROPERTIES, SI UNITS Nominal Thickness MillimetersSpecimen Orientation Tensile Strength MPaYield Strength At 0.2% Offset MPaElo
18、ngation in 50.8 mm or 5D %Over 19.00 to 38.10, incl Longitudinal Long-Transverse 469 490 427 400 10 83.4.2 Fracture Toughness 3.4.2.1 Plane strain fracture toughness, when required by purchaser, shall be tested in accordance with ASTM E 399 and ASTM B 645. The required test orientations shall be spe
19、cified by the purchaser. The test specimens shall meet the following requirements: 3.4.2.1.1 For L-T and T-L test orientations use a test specimen having a width (W) of 3.0 inches (76 mm) and a thickness (B) of full plate thickness. 3.4.2.1.2 A valid KIcmeeting the requirements of ASTM E 399 or a KQ
20、“usable for lot release” in accordance with ASTM B 645 shall meet or exceed the values shown in Table 3. TABLE 3 - MINIMUM PLANE STRAIN FRACTURE TOUGHNESS Nominal Thickness Inches Nominal Thickness MillimetersSpecimen Orientation KIcor KQksi inchKIcor KQMPa m0.750 to 1.500, incl Over 19.00 to 38.10,
21、 incl L-T T-L 39 33 43 36 3.4.2.2 Plane stress fracture toughness (Kapp), shall be tested in accordance with ASTM E 561 and ASTM B 646. The specimen shall be of the M(T) type and have a width (W) of 16 inches (406 mm), a thickness (B) of 0.25 inch (6.35 mm) and shall be centered at mid-thickness (T/
22、2). The original crack size (2ao) shall be 4 inches (102 mm). 3.4.2.2.1 A Kappvalue meeting the requirements of ASTM E 561 and ASTM B 646 shall meet or exceed the values shown in Table 4. Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking pe
23、rmitted without license from IHS-,-,-SAE AMS4473 Page 4 of 5 TABLE 4 - MINIMUM PLANE STRESS FRACTURE TOUGHNESS Nominal Thickness Inches Nominal Thickness MillimetersSpecimen Orientation ksi inch MPa m0.750 to 1.500, incl Over 19.00 to 38.10, incl L-T 106 116 3.5 Quality Plate, as received by purchas
24、er, 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 plate 0.750 inch (19.05 mm) and over in nominal thickness shall be ultrasonically inspected in accordance with ASTM B 594 and shall meet ultras
25、onic class A requirements. 3.6 Tolerances Shall conform to all applicable requirements of ANSI H 35.2 or ANSI H 35.2M. 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 o
26、f all required tests. Purchaser reserves the right to sample and to perform any confirmatory testing deemed necessary to ensure that the product conforms to specified requirements. 4.2 Classification of Tests 4.2.1 Acceptance Tests Composition (3.1), long-transverse and longitudinal tensile properti
27、es (3.4.1), plane stress fracture toughness (3.4.2.2), ultrasonic soundness (3.5.1), dimensional tolerances (3.6) and, when required, plane strain fracture toughness (3.4.2.1) are acceptance tests and, except for composition, shall be performed on each inspection lot. 4.3 Sampling and Testing Shall
28、be in accordance with AMS2355 and the following: 4.3.1 Tensile specimens shall be taken with axis of specimens parallel to each applicable grain flow direction specified in Table 2. 4.4 Reports The vendor of the product shall furnish with each shipment a report stating that the product conforms to t
29、he composition, tolerances and ultrasonic inspection; and showing the numerical results of tests on each inspection lot to determine conformance to the other acceptance test requirements This report shall include the purchase order number, inspection lot number(s), AMS4473, size and quantity. The re
30、port shall also identify the mill producer and the size of the mill product. 4.5 Resampling and Retesting Shall be in accordance with AMS2355. Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE AMS4
31、473 Page 5 of 5 5. PREPARATION FOR DELIVERY 5.1 Identification Shall be in accordance with ASTM B 666/B 666M. 5.2 Packaging The product shall be prepared for shipment in accordance with ASTM B 660 and in compliance with applicable rules and regulations pertaining to the handling, packaging, and tran
32、sportation of the product to ensure carrier acceptance and safe delivery.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 purchase
33、r, will be subject to rejection. 8. NOTES 8.1 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 (R) symbol to the left of the document title indi
34、cates 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. 8.2 Terms used in AMS are clarified in ARP1917. 8.3 Dimensions and properties in inch/pound units and the Fahrenh
35、eit temperatures are primary. Dimensions and properties in SI units and the Celsius temperatures are approximate equivalents of the primary units and are presented only for information. 8.4 Purchase documents should specify not less than the following: AMS4473 Size of plate desired Quantity of plate desired. Plane strain fracture toughness testing, (3.4.2.1) if required by purchaser. PREPARED BY AMS COMMITTEE “D” Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
