1、AEROSPACE MATERIAL SPECIFICATION AMS4090 REV. F Issued 1976-01 Reaffirmed 2006-04 Revised 2015-01 Superseding AMS4090E Aluminum Alloy, Plate 5.7Zn - 2.2Mg - 1.6Cu - 0.22Cr (7475-T651) Solution Heat Treated, Stress Relieved, and Precipitation Heat Treated (Composition similar to UNS A97475) RATIONALE
2、 AMS4090F revises Properties (3.3.3.1), Fracture Toughness testing (3.3.2, Table 3), Classification of Tests (4.2), Sampling and Testing (4.3), Reports (4.4.1), 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 pl
3、ate. 1.1.1 This specification covers plate from 0.250 to 1.500 inches (6.35 to 38.10 mm) in thickness (See 8.4). 1.2 Application This plate has been used typically for structural applications requiring plate with high strength, moderate fatigue strength, and high fracture-toughness, but usage is not
4、 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 specific document issue is
5、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: 877-606-7323 (inside USA an
6、d 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 Aluminum Alloy Raw Materials _ SAE Technical Standard
7、s 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 therefrom, is the sole respon
8、sibility 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 2015 SAE International All rights reserved. No part of this publication may be reprod
9、uced, 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 USA) Fax: 724
10、-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/AMS4090F SAE INTERNATIONAL AMS4090F Page 2 of 5 2.2 ASTM Publications Available from ASTM International,
11、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 B645 Linear-Elastic Plane-Strain Fracture Toughness Testing of Aluminum Alloys ASTM B660 Packaging/Packing of Aluminum and
12、Magnesium Products ASTM B666/B666M Identification Marking of Aluminum and Magnesium Products ASTM E399 Linear-Elastic Plane-Strain Fracture Toughness KIc of Metallic Materials 2.3 ANSI Publications Available from American National Standards Institute, 25 West 43rd Street, 4th Floor, New York, NY 100
13、36, Tel: 212-642-4900, www.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 as shown in Table 1, determined in accordance
14、with AMS2355. Table 1 - Composition Element min max Silicon Iron Copper Manganese Magnesium Chromium Zinc Titanium Other Elements, each Other Elements, total Aluminum - - 1.2 - 1.9 0.18 5.2 - - - remainder 0.10 0.12 1.9 0.06 2.6 0.25 6.2 0.06 0.05 0.15 3.2 Condition Solution heat treated, stress rel
15、ieved by stretching to produce a nominal permanent set of 2% but not less than 1-1/2% nor more than 3%, and precipitation heat treated to the -T651 temper. Heat treatment shall be performed in accordance with AMS2772. 3.2.1 Plate shall receive no straightening operations after stretching. 3.3 Proper
16、ties Plate shall conform to the following requirements, determined in accordance with AMS2355 on the mill produced product: SAE INTERNATIONAL AMS4090F Page 3 of 5 3.3.1 Tensile Properties Shall be as shown in Table 2. 3.3.1.1 Mechanical property requirements for product outside of the range covered
17、by Tables 2 shall be agreed upon between purchaser and producer. Table 2A - Minimum tensile properties, inch/pound units Nominal Thickness Inches Specimen Orientation Tensile Strength ksi Yield Strength at 0.2% Offset ksi Elongation in 2 Inches or 4D % 0.250 to 0.499, incl Longitudinal 77.0 69.0 10
18、Long-Transverse 78.0 67.0 10 Over 0.499 to 1.500, incl Longitudinal 77.0 70.0 9 Long-Transverse 78.0 68.0 9 Table 2B - Minimum tensile properties, SI units Nominal Thickness Millimeters Specimen Orientation Tensile Strength MPa Yield Strength at 0.2% Offset MPa Elongation in 50.8 mm or 4D % 6.35 to
19、12.67, incl Longitudinal 531 476 10 Long-Transverse 538 462 10 Over 12.67 to 38.10, incl Longitudinal 531 483 9 Long-Transverse 538 469 9 3.3.2 Fracture Toughness Plane strain fracture toughness shall be tested in accordance with ASTM E399 and ASTM B645 for plate 0.750 to 1.500 inches (19.05 to 38.1
20、0 mm) inclusive in nominal thickness. Specimens in the L-T and T-L orientations shall be tested on the first production lot shipped to a purchaser. Specimens in the T-L orientation shall be tested on subsequent lots, unless otherwise specified. A valid KIc meeting the requirements of ASTM E399 or a
21、KQ “useable for lot release” in accordance with ASTM B645 shall meet or exceed the values specified in Table 3. Table 3 - Minimum KICor KQ “useable for lot release” fracture toughness Specimen Orientation ksi inchMPa mL-T 30 33 T-L 28 31 3.4 Quality Plate, as received by purchaser, shall be uniform
22、in quality and condition, sound, and free from foreign materials and from imperfections detrimental to usage of the plate. SAE INTERNATIONAL AMS4090F Page 4 of 5 3.4.1 Each plate 0.5 inch (13 mm) and over in nominal thickness shall be ultrasonically inspected in accordance with ASTM B594 and shall m
23、eet ultrasonic Class B. 3.5 Tolerances Shall conform to all applicable requirements of ANSI H35.2 or ANSI H35.2M. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for Inspection The vendor of plate shall supply all samples for vendors tests and shall be responsible for the performance of all requi
24、red tests. Purchaser reserves the right to sample and to perform any confirmatory testing deemed necessary to ensure that the plate conforms to specified requirements. 4.2 Classification of Tests 4.2.1 Acceptance Tests Composition, tensile properties (3.3.1), fracture toughness (3.3.2), ultrasonic i
25、nspection (3.4.1), and tolerances (3.5) are acceptance tests and except for composition, shall be performed on each inspection lot. 4.3 Sampling and Testing Shall be in accordance with AMS2355. 4.4 Reports The vendor of plate shall furnish with each shipment a report stating that the product conform
26、s to the chemical 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), AMS4090F, size, an
27、d quantity. The report shall also identify the producer, the product form, and the size of the mill product. 4.4.1 When the product size is outside the range covered by Table 2, the report shall contain a statement to that effect. 4.5 Resampling and Retesting Shall be in accordance with AMS2355. 5.
28、PREPARATION FOR DELIVERY 5.1 Identification Shall be in accordance with ASTM B666/B666M. 5.2 Packaging 5.2.1 Flat plate shall be protected, during shipment and storage, by interleaving with paper sheets. 5.2.2 Plate shall be prepared for shipment in accordance with commercial practice and in complia
29、nce with applicable rules and regulations pertaining to the handling, packaging, and transportation of the plate 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 purchas
30、e orders. SAE INTERNATIONAL AMS4090F Page 5 of 5 7. REJECTIONS Plate not conforming to this specification, or to modifications authorized by purchaser, 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 te
31、chnical 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 publications, nor in documents t
32、hat 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 equivalents of the primar
33、y units and are presented only for information. 8.4 There is no corrosion testing requirement for this product. 8.5 Procurement documents should specify not less than the following: AMS4090F 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 1.1.1. PREPARED BY AMS COMMITTEE “D”
