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 theref
2、rom, 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 2014 SAE InternationalAll rights reserved. No part of this publi
3、cation 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: +1 724-776-4970 (out
4、side USA)Fax: 724-776-0790Email: CustomerServicesae.orgSAE WEB ADDRESS: http:/www.sae.orgSAE values your input. To provide feedbackon this Technical Report, please visithttp:/www.sae.org/technical/standards/AMS4089EAEROSPACE MATERIAL SPECIFICATIONAMS4089 REV. EIssued 1976-07Revised 2014-07Supersedin
5、g AMS4089DAluminum Alloy, Plate1.6Cu - 2.2Mg - 0.22Cr - 5.7Zn (7475-T7651)Solution Heat Treated, Stress Relieved by Stretching,and Precipitation Heat Treated(Composition similar to UNS A97475)RATIONALEAMS4089E removes the requirement for notch tensile testing as an alternate procedure for evaluation
6、 of fracture toughness, revises Fracture Toughness (3.3.2, Table 3), Classification of Tests (4.2), and is a Five Year Review and update of this specification.1. SCOPE1.1 FormThis specification covers an aluminum alloy in the form of plate.1.2 ApplicationThis plate has been used typically for struct
7、ural 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 applications.2. APPLICABLE DOCUMENTSThe issue of the following documents in effect on the date of the purchase ord
8、er 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, the last published issue o
9、f that document shall apply.2.1 SAE PublicationsAvailable 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, Aluminum Alloys and Magnesium Allo
10、ys, Wrought Products, Except Forging Stock, and Rolled, Forged, or Flash Welded RingsAMS2772 Heat Treatment of Aluminum Alloy Raw MaterialsAS1990 Aluminum Alloy TempersSAE INTERNATIONAL AMS4089E Page 2 of 52.2 ASTM PublicationsAvailable from ASTM International, 100 Barr Harbor Drive, P.O. Box C700,
11、West Conshohocken, PA 19428-2959, Tel: 610-832-9585, www.astm.org.ASTM B 594 Ultrasonic Inspection of Aluminum-Alloy Wrought Products for Aerospace ApplicationsASTM B 645 Linear-Elastic Plane-Strain Fracture Toughness Testing of Aluminum AlloysASTM B 660 Packaging/Packing of Aluminum and Magnesium P
12、roductsASTM B 666/B 666M Identification Marking of Aluminum ProductsASTM E 399 Linear-Elastic Plane-Strain Fracture Toughness KIcof Metallic MaterialsASTM G 34 Exfoliation Corrosion Susceptibility in 2XXX and 7XXX Series Aluminum Alloys (EXCO Test)2.3 ANSI PublicationsAvailable from American Nationa
13、l Standards Institute, 25 West 43rdStreet, New York, NY 10036-8002, Tel: 212-642-4900, www.ansi.org.ANSI B46.1 Surface TextureANSI H35.2 Dimensional Tolerances for Aluminum Mill ProductsANSI H35.2M Dimensional Tolerances for Aluminum Mill Products (Metric)3. TECHNICAL REQUIREMENTS3.1 CompositionShal
14、l conform to the percentages by weight shown in Table 1, determined in accordance with AMS2355.TABLE 1 - COMPOSITIONElement min maxSilicon - 0.10Iron - 0.12Copper 1.2 1.9Manganese - 0.06Magnesium 1.9 2.6Chromium 0.18 0.25Zinc 5.2 6.2Titanium - 0.06Other Elements, each - 0.05Other Elements, total - 0
15、.15Aluminum remainder3.2 ConditionSolution heat treated, stress-relieved 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 T7651 temper (See AS1900) in accordance with AMS2772.3.2.1 Plate shall receive no straighte
16、ning operations after stretching.SAE INTERNATIONAL AMS4089E Page 3 of 53.3 PropertiesPlate shall conform to the following requirements, determined in accordance with AMS2355:3.3.1 Tensile PropertiesShall be as shown in Table 2.TABLE 2A - MINIMUM TENSILE PROPERTIES, INCH/POUND UNITSNominal ThicknessI
17、nchesSpecimenOrientationTensileStrengthksiYield Strengthat 0.2% OffsetksiElongation in2 Inches or 4D%0.250 to 0.499, incl Longitudinal 70.0 60.0 9Long-Transverse 71.0 60.0 9Over 0.499 to 1.000, incl Longitudinal 69.0 59.0 8Long-Transverse 70.0 59.0 8Over 1.000 to 1.500, incl Longitudinal 69.0 59.0 6
18、Long-Transverse 70.0 59.0 6TABLE 2B - MINIMUM TENSILE PROPERTIES, SI UNITSNominal ThicknessmmSpecimenOrientationTensileStrengthMPaYield Strengthat 0.2% OffsetMPaElongation in50.8 mm or 4D%6.35 to 12.67, incl Longitudinal 483 414 9Long-Transverse 490 414 9Over 12.67 to 25.40, incl Longitudinal 476 40
19、7 8Long-Transverse 483 407 8Over 25.40 to 38.10, incl Longitudinal 476 407 6Long-Transverse 483 407 63.3.2 Fracture ToughnessPlane-strain fracture toughness shall be tested in accordance with ASTM E 399 and ASTM B 645 for plate 1.000 to 1.500 inches (25.40 to 38.10 mm) inclusive in nominal thickness
20、. A valid KICmeeting the requirements of ASTM E399 or a KQ“useable for lot release” in accordance with ASTM B645 shall meet or exceed the values shown in Table 3.TABLE 3 - MINIMUM PLANE STRAIN FRACTURE TOUGHNESS VALUES, KIC OR KQ “USEABLE FOR LOT RELEASE”SpecimenOrientation(See 8.2)KICksi KICMPa L-T
21、 33.0 36.3T-L 30.0 33.03.3.3 Corrosion Resistance Indicator Test3.3.3.1 If the conductivity is 39.0% IACS (International Annealed Copper Standard) (22.6 MS/m) or higher and the long-transverse yield strength does not exceed the specified minimum by 9000 psi (60 MPa) or more, the plate is acceptable.
22、3.3.3.2 If the conductivity is 39.0% IACS (22.6 MS/m) or higher and the long-transverse yield strength exceeds the specified minimum by 9000 psi (62 MPa) or more, or if the conductivity 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 requ
23、irements, plate may be given additional precipitation heat treatment and then retested.SAE INTERNATIONAL AMS4089E Page 4 of 53.3.3.3 If the conductivity is lower than 38.0% IACS (22.0 MS/m), the plate is not acceptable and shall be reheat treated or additionally precipitation heat treated and retest
24、ed.3.3.4 Exfoliation ResistancePlate shall not exhibit exfoliation corrosion at the T/10 plane greater than that illustrated by Photo B, Figure 2 of ASTM G 34.3.3.5 Stress-Corrosion ResistanceSpecimens cut from plate 0.750 inch (19.05 mm) and over in nominal thickness shall show no evidence of stres
25、s-corrosioncracking when stressed in the short- transverse direction to 25.0 ksi (172 MPa).3.4 QualityPlate, 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 plate.3.4.1 Each plate, 0.500 in
26、ch (12.70 mm) and over in nominal thickness, shall be ultrasonically inspected in accordance with ASTM B 594 and shall meet ultrasonic Class A.3.5 TolerancesShall conform to all applicable requirements of ANSI H 35.2 or ANSI H 35.2M.4. QUALITY ASSURANCE PROVISIONS4.1 Responsibility for InspectionThe
27、 vendor of plate 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 necessary to ensure that the plate conforms to specified requirements.4.2 Classificati
28、on of Tests4.2.1 Acceptance TestsComposition (3.1), tensile properties (3.3.1), fracture toughness (3.3.2), corrosion resistance indicator test (3.3.3), quality (3.4), and tolerances (3.5) are acceptance tests and, except for composition, shall be performed on each lot.4.2.2 Periodic TestsExfoliatio
29、n resistance (3.3.4) and stress-corrosion resistance (3.3.5) are periodic tests and shall be performed at a frequency selected by the vendor unless frequency of testing is specified by purchaser.4.3 Sampling and TestingShall be in accordance with AMS2355 and the following:4.3.1 Specimens for corrosi
30、on resistance indicator test shall be the tensile specimens.4.4 ReportsThe vendor of plate shall furnish with each shipment a report stating that the product conforms to the chemical composition, ultrasonic inspection, and tolerances, and showing the numerical results of tests on each inspection lot
31、 to determine conformance to the other acceptance test requirements. This report shall include the purchase order number, inspection lot number(s), AMS4089E, size, and quantity.The report shall also identify the producer, the product form, and the size of the mill product.SAE INTERNATIONAL AMS4089E
32、Page 5 of 54.5 Resampling and RetestingShall be in accordance with AMS2355.5. PREPARATION FOR DELIVERY5.1 IdentificationShall be in accordance with ASTM B 666/B 666M.5.2 Packaging5.2.1 Product shall be protected from damage during storage and shipment by a method determined by vendor unless specifie
33、d by purchaser. Examples of typical protective methods include but are not limited to interleaving with paper or oiling of the surface.5.2.2 Plate shall be prepared for shipment in accordance with ASTM B 660 and in compliance with applicable rules and regulations pertaining to the handling, packagin
34、g, and transportation of the plate to ensure carrier acceptance and safe delivery.6. ACKNOWLEDGMENTA vendor shall mention this specification number and its revision letter in all quotations and when acknowledging purchase orders.7. REJECTIONSPlate not conforming to this specification, or to modifica
35、tions authorized by purchaser, will be subject to rejection.8. NOTES8.1 A change bar (|) 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 a document. An (R) symbol to the left of
36、the document title indicates a complete revision of the document, including technical revision. Change bars and (R) are not used in original publications, nor in documents that contain editorial changes only.8.2 Specimen Orientation for Fracture Toughness TestsL-T stress is applied in the longitudin
37、al grain direction with crack propagating in the long-transverse grain direction and T-Lstress is applied in the long-transverse grain direction with crack propagating in the longitudinal direction.8.3 Terms used in AMS are clarified in AS1917.8.4 Dimensions and properties in inch/pound units are primary; dimensions and properties in SI units 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 the following: AMS4089ESize of plate desiredQuantity of plate desired.PREPARED BY AMS COMMITTEE “D”
