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 entirelyvoluntary, and its applicability and suitability for any particular use, including any patent infringement arising therefr
2、om, 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 2016 SAE InternationalAll rights reserved. No part of this public
3、ation 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 (outs
4、ide 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/AMS4364 AEROSPACEMATERIAL SPECIFICATIONAMS4364Issued 2016-01Aluminum Alloy, Plate,7.9Zn 1.8Cu
5、- 2.0Mg - 0.10Zr (7099-T7651)Solution Heat Treated, Stress Relieved, and OveragedRATIONALEAMS4364 is a new specification intended for 7099-T7651 aluminum plate.1. SCOPE1.1 FormThis specification covers an aluminum alloy in the form of plate from 1.000 to 6.000 inches (25.40 to 152.40 mm) in thicknes
6、s (see 8.4).1.2 ApplicationThis plate has been used typically for parts requiring a high level of mechanical properties and moderate resistance to stress-corrosion cracking, but usage is not limited to such applications.2. APPLICABLE DOCUMENTSThe issue of the following documents in effect on the dat
7、e 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, the l
8、ast published issue of 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 +1 724-776-4970 (outside USA), www.sae.org.AMS2355 Quality Assurance, Sampling and Testing, Aluminum
9、Alloys and Magnesium Alloy, Wrought Products (Except Forging Stock), and Rolled, Forged, or Flash Welded RingsAMS2772 Heat Treatment of Aluminum Alloy Raw MaterialsAS1990 Aluminum Alloy TempersSAE INTERNATIONAL AMS4364 Page 2 of 62.2 ASTM PublicationsAvailable from ASTM International, 100 Barr Harbo
10、r Drive, P.O. Box C700, West Conshohocken, PA 19428-2959, Tel: 610-832-9585, www.astm.org.ASTM B594 Ultrasonic Inspection of Aluminum-Alloy Products for Aerospace ApplicationsASTM B660 Packing/Packaging of Aluminum and Magnesium ProductsASTM B666/B666M Identification Marking of Aluminum and Magnesiu
11、m ProductsASTM E466 Standard Practice for Conducting Force Controlled Constant Amplitude Axial Fatigue Tests of Metallic MaterialsASTM G34 Exfoliation Corrosion Susceptibility in 2XXX and 7XXX Series Aluminum Alloys (EXCO Test)ASTM G47 Standard Test Method for Determining Susceptibility to Stress- C
12、orrosion Cracking of 2XXX and 7XXX Aluminum Alloy Products2.3 ANSI Accredited PublicationsCopies of these documents are available online at http:/webstore.ansi.org/.ANSI H35.2 Dimensional Tolerances for Aluminum Mill ProductsANSI H35.2M Dimensional Tolerances for Aluminum Mill Products (Metric)3. TE
13、CHNICAL REQUIREMENTS3.1 CompositionComposition shall conform to the percentages by weight shown in Table 1, determined in accordance with AMS2355.Table 1 - CompositionElement min maxSilicon - 0.12Iron - 0.15Copper 1.4 2.1Manganese - 0.04Magnesium 1.6 2.3Chromium - 0.04Zinc 7.4 8.4Titanium - 0.06Zirc
14、onium 0.05 0.15Other Elements, each - 0.05Other Elements, total - 0.15 Aluminum remainder3.2 ConditionSolution heat treated, stretched to produce a nominal permanent set of 2% but not less than 1-% nor more than 3%, and precipitation heat treated to the T7651 temper (see AS1990). Solution and precip
15、itation heat treatment shall be performed in accordance with AMS2772 as applicable to 7XXX alloys. The actual practices are considered proprietary.3.2.1 Plate shall receive no further straightening operations after stretching.SAE INTERNATIONAL AMS4364 Page 3 of 63.3 PropertiesPlate shall conform to
16、the following requirements, determined in accordance with AMS2355 on the mill produced size and as specified herein.3.3.1 Tensile PropertiesShall be as specified in Table 2.3.3.1.1 Mechanical properties for product outside the range covered by Table 2 shall be agreed upon between purchaser and produ
17、cer.Table 2A - Minimum tensile properties, inch/pound unitsNominal ThicknessInchesSpecimenOrientationTensileStrengthksiYield Strengthat 0.2% OffsetksiElongation in2 Inches or 4D%1.000 to 1.500, incl Longitudinal 79.0 75.0 10Long Trans. 80.0 74.0 91.501 to 2.000, incl Longitudinal 79.0 75.0 10Long Tr
18、ans. 80.0 74.0 9Short Trans. 77.0 68.0 52.001 to 3.000, incl Longitudinal 78.0 73.0 9Long Trans. 79.0 72.0 8Short Trans. 77.0 67.0 43.001 to 4.000, incl Longitudinal 77.0 72.0 9Long Trans. 79.0 71.0 6Short Trans. 77.0 67.0 34.001 to 5.000, incl Longitudinal 76.0 71.0 8Long Trans. 78.0 70.0 5Short Tr
19、ans. 76.0 66.0 35.001 to 6.000, incl Longitudinal 76.0 70.0 7Long Trans. 77.0 70.0 5Short Trans. 74.0 65.0 3Table 2B - Minimum tensile properties, SI unitsNominal ThicknessMillimetersSpecimenOrientationTensileStrengthMPaYield Strengthat 0.2% OffsetMPaElongation in50.8 mm or 4D%25.40 to 38.10, incl L
20、ongitudinal 545 517 10Long Trans. 552 510 9Over 38.10 to 50.80, incl Longitudinal 545 517 10Long Trans. 552 510 9Short Trans. 531 469 5Over 50.80 to 76.20, incl Longitudinal 538 503 9Long Trans. 545 496 8Short Trans. 531 462 4Over 76.20 to 101.60, incl Longitudinal 531 496 9Long Trans. 545 490 6Shor
21、t Trans. 531 462 3Over 101.60 to 127.00, incl Longitudinal 524 490 8Long Trans. 538 483 5Short Trans. 524 455 3Over 127.00 to 152.40, incl Longitudinal 524 483 7Long Trans. 531 483 5Short Trans. 510 448 3SAE INTERNATIONAL AMS4364 Page 4 of 63.3.2 Corrosion ResistanceResistance to stress-corrosion cr
22、acking and to exfoliation-corrosion shall be acceptable if the plate conforms to the requirements of 3.3.2.1 and 3.3.2.2.3.3.2.1 Electrical ConductivityShall be not lower than 38.0% IACS (International Annealed Copper Standard) (22.0 MS/m), determined on the surface of the plate.3.3.2.2 Plate not me
23、eting the requirements of 3.3.2.1 may be given additional precipitation heat treatment or reheat treated. After such treatment, if all specified properties are met, the plate is acceptable.3.3.3 Exfoliation Corrosion ResistancePlate shall not exhibit exfoliation-corrosion greater than that illustrat
24、ed by Photo B, Figure 2, of ASTM G34.3.3.4 Stress Corrosion CrackingSpecimens shall be tested in accordance with ASTM G47 and shall show no evidence of stress corrosion cracking when stressed in the short transverse direction to 25 ksi (170 MPa). 3.3.5 Fatigue ResistanceWhen specified, 4.001 to 6.00
25、0 inch (over 101.60 to 152.40mm) thick plate shall be tested in accordance with ASTM E466. When tested at a stress ratio of R=0.1 at a maximum stress of 35.0 ksi (241 MPa), the fatigue life shall meet the requirementsof Table 3. Table 3 - Fatigue life requirementsMinimum cycles per test 90000 cycles
26、Lot Log Average of 4 tests, min 120000 cyclesRunout 200000 cycles3.4 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 When specified, each plate 1.000 to 6.000 inch
27、es (25.40 to 152.40 mm) in nominal thickness shall be ultrasonically inspected in accordance with ASTM B594 and shall meet the requirements of 3.4.1.1.3.4.1.1 Plates shall meet the requirements for ultrasonic class A for plate 1.000 to 6.000 inches (25.40 to 152.40 mm) in nominal thickness.3.5 Toler
28、ancesShall conform to all applicable requirements of ANSI H35.2 or H35.2M.4. QUALITY ASSURANCE PROVISIONS4.1 Responsibility for InspectionThe 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
29、 sample and to perform any confirmatory testing deemed necessary to ensure that the plate conforms to the specified requirements.SAE INTERNATIONAL AMS4364 Page 5 of 64.2 Classification of Tests4.2.1 Acceptance TestsComposition (3.1), tensile properties (3.3.1), corrosion resistance (3.3.2), toleranc
30、es (3.5), when specified, fatigue resistance (3.3.5), and when specified, ultrasonic soundness (3.4.1) are acceptance tests and except for composition, shall be performed on each inspection lot.4.2.2 Periodic TestsExfoliation corrosion resistance (3.3.3) and stress corrosion cracking (3.3.4) are per
31、iodic tests and shall be performed at afrequency 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 Tensile TestingTensile specimens shall be taken with axis of specimens parallel to each ap
32、plicable grain flow direction specified in Table 2.4.3.2 Fatigue Resistance TestingTwo specimens for fatigue testing shall be taken from each end of the parent plate in the long transverse grain direction. These specimens are to be removed from the T/2, W/2 location. Fatigue testing shall be conduct
33、ed in air at 70 F + 5 F (21 C + 3 C) with a relative humidity of 30 to 50% using a frequency of 10 to 50 Hz. The test specimens shall meet the following requirements:4.3.2.1 Fatigue Specimen DesignFatigue samples shall be machined to ASTM E466, Figure 1. The specimen shall have a 0.500 inch (12.70 m
34、m) gage diameter, a 2.00 inch (50.80 mm) gage section, and 3.0 inch (76.20 mm) fillet radius. The grip section may be varied to fit different grip configurations, but should have no less than a 1.0 inch (25.4 mm) diameter.4.3.2.2 Fatigue Specimen FinishingFatigue samples shall be longitudinally sand
35、ed to produce a fine satin finish of 16 Ra microinch (0.4 micrometer) or better. A medium grit emery paper shall be used to remove transverse machining marks, followed by progressively finer emery papers. Light oil may be used as a lubricant. The use of an automated polishing system is highly recomm
36、ended. An equivalent procedure can be used provided it can be demonstrated that it gives equivalent results to those obtained using the above method. Specimens shall be degreased and cleaned prior to testing.4.4 ReportsThe vendor of plate shall furnish with each shipment a report stating that the pl
37、ate conforms to the chemical composition, tensile properties, electrical conductivity, fatigue resistance (when specified), ultrasonic inspection (when specified), and tolerances and showing the numerical results of tests on each inspection lot to determine conformance to the other acceptance test r
38、equirements. This report shall include the purchase order number, inspection lot number(s), AMS4364, size, and quantity. The report shall also identify the producer, the mill 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 repor
39、t shall contain a statement to that effect.4.5 Resampling and RetestingShall be in accordance with AMS2355.SAE INTERNATIONAL AMS4364 Page 6 of 65. PREPARATION FOR DELIVERY5.1 IdentificationShall be in accordance with ASTM B666/B666M.5.2 Packaging5.2.1 Product shall be protected from damage during st
40、orage and shipment by a method determined by vendor unless specified by purchaser. Examples of typical protective methods include but are not limited to interleaving with paper or oiling of the surfaces.5.2.2 Plate shall be prepared for shipment in accordance with ASTM B660 and in compliance with ap
41、plicable rules and regulations pertaining to the handling, packaging, and transportation of the plate to ensure carrier acceptance and safe delivery.6. ACKNOWLEDGMENTA vendor shall mention this specification number in all quotations and when acknowledging purchase orders.7. REJECTIONSPlate not confo
42、rming to this specification, or to modifications authorized by purchaser, will be subject to rejection.8. NOTES8.1 Revision IndicatorA 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 th
43、e 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 that contain editorial changes only.8.2 Terms used in AMS are c
44、larified 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 primary units and are presented only for information.8.4 Purchase docu
45、ments should specify not less than the following:AMS4364Size of plate desiredQuantity of plate desiredSpecify if ultrasonic testing is requiredSpecify if fatigue testing is requiredProperty and acceptance requirements from the cognizant engineering organization applicable to sizes outside the range listed in 1.1.PREPARED BY AMS COMMITTEE “D”
