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 2010 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/AMS4100EAEROSPACEMATERIALSPECIFICATIONAMS4100 REV. E Issued 1979-07 Revised 2010-04Supersedin
5、g AMS4100D Aluminum Alloy, Alclad, Sheet 5.7Zn - 2.2Mg - 1.6Cu - 0.22Cr (Alclad 7475-T761) Solution and Precipitation Heat Treated (Composition similar to UNS A87475) RATIONALE AMS4100E corrects an error in the fracture toughness specimen size (3.3.2). 1. SCOPE 1.1 Form This specification covers an
6、aluminum alloy in the form of alclad sheet. 1.2 Application This sheet has been used typically for structural applications requiring material with high strength and resistance to exfoliation-corrosion, moderate fatigue strength, and high fracture toughness, but usage is not limited to such applicati
7、ons. 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 specified. When the refere
8、nced 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 and Canada) or 724-776-4970
9、(outside USA), or 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 AS1990 Aluminum Alloy Tempers Copyright SAE Int
10、ernational Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE AMS4100E Page 2 of 62.2 ASTM Publications Available from ASTM International, 100 Barr Harbor Drive, P.O. Box C700, West Conshohocken, PA 19428-2959, Tel: 610-832-95
11、85, or www.astm.org.ASTM B 646 Fracture Toughness Testing of Aluminum Alloys ASTM B 660 Packaging/Packing of Aluminum and Magnesium Products ASTM B 666/B 666M Identification Marking of Aluminum and Magnesium Products ASTM E 338 Sharp-Notch Tension Testing of High-Strength Sheet Materials ASTM G 34 E
12、xfoliation Corrosion Susceptibility in 2xxx and 7xxx Series Aluminum Alloys (EXCO Test) 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 Tolerances for Aluminum Mill Produc
13、ts 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 1A - COMPOSITION, CORE (7475) Element min max SiliconIronCopper Manganese Magn
14、esium Chromium ZincTitanium Other Elements, each Other Elements, total Aluminum -1.2- 1.90.18 5.2- - - remainder 0.100.121.90.062.60.256.20.060.050.15TABLE 1B - COMPOSITION, CLADDING (7072) Element min max Silicon + Iron Copper Manganese Magnesium ZincOther Elements, Each Other Elements, Total Alumi
15、num - - - - 0.8- - remainder 0.70.100.100.101.30.050.153.2 Condition Solution and precipitation heat treated in accordance with AMS2772 to the T761 temper (See AS1990). Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without lic
16、ense from IHS-,-,-SAE AMS4100E Page 3 of 63.3 Properties Sheet 0.040 inch (1.02 mm) and over in nominal thickness shall conform to the following requirements, determined in accordance with AMS2355 on the mill produced product. Tensile properties, and fracture toughness requirements for sheet under 0
17、.040 inch (1.02 mm) in nominal thickness shall be as agreed upon by purchaser and vendor. 3.3.1 Long Transverse Tensile Properties Shall be as shown in Table 2. TABLE 2A - MINIMUM TENSILE PROPERTIES, INCH/POUND UNITS Nominal Thickness Inch Tensile Strength ksi Yield Strengthat 0.2% Offsetksi Elongat
18、ion in 2 Inches or 4D0.040 to 0.062, incl Over 0.062 to 0.187, incl Over 0.187 to 0.249, incl 66.0 68.0 70.0 55.0 57.0 60.0 999TABLE 2B - MINIMUM TENSILE PROPERTIES, SI UNITS Nominal Thickness MillimetersTensile Strength MPaYield Strengthat 0.2% OffsetMPaElongation in 50.8 mm 1.02 to 1.57, incl Over
19、 1.57 to 4.75, incl Over 4.75 to 6.32, incl 455 469 483 379 393 414 9993.3.2 Fracture Toughness Plane-stress fracture toughness, KC, shall be as shown in Table 3 when tested according to ASTM B 646 using recommended 16-inch (40.6 mm) wide specimens. TABLE 3 - MINIMUM FRACTURE TOUGHNESS PROPERTIES No
20、minal Thickness Inch Nominal Thickness MillimetersSpecimen Orientation KCKC0.040 to 0.125, incl 0.040 to 0.125, incl Over 0.125 to 0.249, incl 1.02 to 3.18, incl 1.02 to 3.18, incl Over 3.18 to 6.32, incl T-L L-T T-L 87.0 100.0 80.0 95.6 110.0 87.9 3.3.3 Alternate Testing for Demonstration of Fractu
21、re Toughness When specified, the producer shall guarantee that sheet meets the fracture toughness requirements based on correlation of notch tensile strength/tensile yield strength (NTS/TYS) ratio, determined in accordance with 3.3.3.1 in lieu of fracture toughness testing (3.3.2). Sampling and test
22、 requirements, and lot acceptance criteria shall be as agreed upon. 3.3.3.1 Notch tensile strength in the long-transverse direction shall be determined in accordance with ASTM E 338 to obtain the NTS/TYS ratio. The values shall be divided by the long-transverse tensile yield strength to obtain the N
23、TS/TYS ratio. Acceptance values for NTS/TYS shall be specified based on evidence of statistical correlation between the NTS/TYS ratio and fracture toughness values (3.3.2) as demonstrated and maintained by the producer. ksi i n MPa mCopyright SAE International Provided by IHS under license with SAEN
24、ot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE AMS4100E Page 4 of 63.3.4 Corrosion Resistance Indicator Test The cladding shall be removed from the test surface. 3.3.4.1 If the electrical conductivity is 39.0% IACS (International Annealed Copper Standard) (22.6
25、 MS/m) or higher and the yield strength does not exceed the specified minimum by 9.0 ksi (62 MPa) or more, the sheet is acceptable. 3.3.4.2 If the electrical conductivity is 39.0% IACS (22.6 MS/m) or higher and the yield strength exceeds the specified minimum by 9.0 ksi (62 MPa) or more, or if the c
26、onductivity is at least 38.0% IACS (22.0 MS/m) but less than 39.0% IACS (22.6 MS/m) and tensile properties meet specified requirements, sheet shall be given additional precipitation heat treatment and then retested. 3.3.4.3 If the electrical conductivity is lower than 38.0% IACS (22.0 MS/m), sheet s
27、hall be aged additional time and retested for compliance to all specified properties. 3.3.5 Exfoliation Corrosion Resistance The cladding shall be removed from the test surface. For sheet 0.100 inch (2.54 mm) or thicker, 10% of the thickness shall be removed by machining one surface. The cladding pr
28、esent on the surface opposite the test surface shall also be removed or masked off. 3.3.5.1 Sheet shall not exhibit exfoliation corrosion at test plane greater than that illustrated by Photo B, Figure 2, of ASTM G 34.3.3.6 Cladding Thickness Per Side Shall be as shown in Table 4. TABLE 4 - AVERAGE C
29、LADDING THICKNESS Nominal Sheet Thickness Inch Nominal Sheet Thickness MillimetersAverage Cladding Thickness % of Sheet Thickness Nominal Average Cladding Thickness % of Sheet Thickness Minimum Average Up to 0.062, incl Over 0.062 to 0.187, incl Over 0.187 to 0.249, incl Up to 1.57, incl Over 1.57 t
30、o 4.75, incl Over 4.75 to 6.32, incl 4.02.51.53.22.01.23.4 Quality Sheet, 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 sheet. 3.5 Tolerances Shall conform to all applicable requirements
31、of ANSI H35.2 or ANSI H35.2M. 4. QUALITY ASSURANCE PROVISIONS 4.1 4.1 Responsibility for Inspection The vendor of sheet 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 confirmator
32、y testing deemed necessary to ensure that the sheet conforms to specified requirements. Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE AMS4100E Page 5 of 64.2 Classification of Tests 4.2.1 Accep
33、tance Tests Composition (3.1), tensile properties (3.3.1), and fracture toughness (3.3.2) or, when specified, alternate testing for demonstration of fracture toughness (3.3.3), corrosion resistance indicator test (3.3.4), and dimensional tolerances (3.5) are acceptance tests and except for compositi
34、on, shall be performed on each inspection lot. 4.2.2 Periodic Tests Exfoliation resistance (3.3.5), and cladding thickness (3.3.6) are periodic tests and shall be performed at a frequency selected by the vendor unless frequency of testing is specified by purchaser. When alternate testing for demonst
35、ration of fracture toughness is specified (3.3.3) fracture toughness (3.3.2) is a periodic test and shall be performed at a frequency to maintain statistical correlation as selected by the vendor unless frequency of testing is specified by the purchaser. 4.3 Sampling and Testing Shall be in accordan
36、ce with AMS2355 and the following: 4.3.1 When alternate fracture toughness testing (3.3.3) is specified, sampling and testing requirements for use of notch tensile strength/tensile yield strength (NTS/TYS) ratio (3.3.3.1) must be specified by the purchaser. 4.3.2 Specimens for corrosion resistance i
37、ndicator testing shall be cut from the same sample used for the tensile specimens. 4.4 Reports The vendor of the alclad sheet shall furnish with each shipment a report stating that the product conforms to the composition and tolerances, and showing the numerical results of tests on each inspection l
38、ot to determine conformance to the other acceptance test requirements. This report shall include the purchase order number, inspection lot number(s), AMS4100E, size, and quantity. The report shall also identify the producer, the product form, and the size of the mill product. 4.5 Resampling and Rete
39、sting Shall be in accordance with AMS2355. 5. PREPARATION FOR DELIVERY 5.1 Identification Shall be in accordance with ASTM B 666/ASTM B 666M. 5.2 Packaging 5.2.1 Flat sheet shall be protected, during shipment and storage, by interleaving with paper sheets. 5.2.2 Sheet shall be prepared for shipment
40、in accordance with ASTM B 660 and in compliance with applicable rules and regulations pertaining to the handling, packaging, and transportation of the sheet to ensure carrier acceptance and safe delivery. 6. ACKNOWLEDGMENT A vendor shall mention this specification number and its revision letter in a
41、ll quotations and when acknowledging purchase orders. Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE AMS4100E Page 6 of 67. REJECTIONS Sheet not conforming to this specification, or to modificat
42、ions 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 technical revisions, not editorial changes, have been made to the previous issue of this document. An (R) symbol to the left
43、 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. 8.2 Terms used in AMS are clarified as in ARP1917. 8.3 Dimensions and properties in in
44、ch/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. 8.4 Purchase documents should specify not less than the following: AMS4
45、100E Size of sheet desired Quantity of sheet desired Alternate fracture toughness testing (3.3.3) including sampling, testing and acceptance criteria; if required. 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-,-,-
