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 isentirely voluntary, 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 reaffirmed, revised, or cancelled. SAE invites your written comments and suggestions.Copyright 2012 SAE InternationalAll rights reserved. No part of this publication may be
3、 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 USA)Fax:
4、 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/AMS4469AEROSPACEMATERIALSPECIFICATIONAMS4469Issued 2013-02Aluminum Alloy Tubing, Seamless, Drawn1.8 Cu - 1
5、.0 Mg - 0.8 Si - 0.20 CrSolution Heat Treated, Stress-Relieved by Stretching, and Aged (2013-T4511)(Composition Similar to UNS A92013)RATIONALEAMS4469 is a new specification for seamless, drawn tubing for 2013-T4511 alloy.1. SCOPE1.1 FormThis specification covers an aluminum alloy in the form of sea
6、mless, drawn tubing.1.2 ApplicationThese tubes have been used typically for parts requiring a high-strength, non-weldable alloy. Parts are usually solution heat treated and aged before use, but usage is not limited to such applications.2. APPLICABLE DOCUMENTSThe issue of the following documents in e
7、ffect 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 referenced document has been cancelled and no superseding document has been
8、specified, the last 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 724-776-4970 (outside USA), www.sae.org.AMS2355 Quality Assurance, Sampling and Testi
9、ng, Aluminum 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 AMS4469 Page 2 of 52.2 ASTM PublicationsAvailable from ASTM International, 100 Barr Harbor
10、Drive, P.O. Box C700, West Conshohocken, PA 19428-2959, Tel: 610-832-9585, www.astm.org.ASTM B 660 Packaging/Packing of Aluminum and Magnesium ProductASTM B 666/B 666M Identification Marking of Aluminum Products 2.3 ANSI PublicationsAvailable from American National Standards Institute, 25 West 43rd
11、Street, New York, NY 10036-8002, Tel: 212-642-4900, www.ansi.org.ANSI H35.2 Dimensional Tolerances for Aluminum Mill ProductsANSI H35.2M Dimensional Tolerances for Aluminum Mill Products (Metric)3. TECHNICAL REQUIREMENTS3.1 CompositionShall conform to the percentages by weight shown in Table 1, dete
12、rmined in accordance with AMS2355:TABLE 1 - COMPOSITIONElement min maxSiliconIronCopperManganeseMagnesiumChromiumZincTitaniumOther Elements, eachOther Elements, totalAluminum0.6-1.5-0.80.04-remainder1.00.402.00.251.20.350.250.150.050.153.2 ConditionProduct shall be supplied in the following conditio
13、n and temper: Condition T4511, drawn, solution heat treated and stress-relieved by stretching to produce a nominal permanent set of 1.5%, but not less than 1% nor more than 3%.3.2.1 Product shall be supplied with an as-extruded surface finish; light polishing to remove minor surface conditions is pe
14、rmissible provided such conditions can be removed within specified dimensional tolerances.3.2.2 Product may receive minor straightening, after stretching, of an amount necessary to meet the requirements of 3.6.3.3 Heat TreatmentTubing shall conform to the following requirements, determined on the mi
15、ll produced size, in accordance with AMS2355 and as specified herein:SAE AMS4469 Page 3 of 53.3.1 Solution Heat Treatment3.3.2 Shall be in accordance with AMS2772, and as follows: Heat to 1013 F 10 (545 C 6), hold at heat for a time commensurate with section thickness, and cool rapidly.3.4 Propertie
16、sTubing shall conform to the following requirements, determined in accordance with AMS2355 on the mill produced size.3.4.1 Tensile PropertiesShall be as shown in Table 2A and 2B for tubing having nominal wall thickness of 0.120 to 0.400 inch (3.00 to 10.00 mm)inclusive.TABLE 2A - MINIMUM LONGITUDINA
17、L TENSILE PROPERTIES, INCH/POUND UNITSNominalWall ThicknessInchTensileStrengthksiYield Strengthat 0.2% OffsetksiElongation in2 Inches or 4D%Cut Out SpecimenElongation in2 Inches or 4D%Full Section SpecimenOver 0.120 to 0.400, incl 40.0 21.0 20H TABLE 2B MINIMUM LONGITUDINAL TENSILE PROPERTIES, SI UN
18、ITSNominalWall ThicknessMillimetersTensileStrengthMPaYield Strengthat 0.2% OffsetMPaElongation in50.8 mm or 4D%Cut Out SpecimenElongation in50.8 mm or 4D%Full Section SpecimenOver 3.00 to 10.00, incl 275 145 20H 3.4.2 Response to Precipitation Heat Treatment to T6511 Temper (See AS1990).Tubing havin
19、g nominal wall thickness of 0.120 to 0.400 inch (3.00 to 10.00 mm) inclusive shall have the properties specified in Table 3A and 3B after being precipitation heat treated in accordance with AMS2772 and the following: heat to 374 F 10 (190 C 6), hold at heat for a time of 7 to 9 hours, and air cool.T
20、ABLE 3A - MINIMUM LONGITUDINAL TENSILE PROPERTIES, INCH/POUND UNITSNominalWall ThicknessInchTensileStrengthksiYield Strengthat 0.2% OffsetksiElongation in2 Inches or 4D%Cut Out SpecimenElongation in2 Inches or 4D%Full Section SpecimenOver 0.120 to 0.400, incl 60.0 56.0 7H TABLE 3B MINIMUM LONGITUDIN
21、AL TENSILE PROPERTIES, SI UNITSNominalWall ThicknessMillimetersTensileStrengthMPaYield Strengthat 0.2% OffsetMPaElongation in50.8 mm or 4D%Cut Out SpecimenElongation in50.8 mm or 4D%Full Section SpecimenOver 3.00 to 10.00, incl 415 385 7H 3.5 QualityTubing, 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 tubing.SAE AMS4469 Page 4 of 53.5.1 Detrimental imperfections include, but are not limited to, cracks, splits, seams, inclusions, or severe crosshatching (surface breaks) that cannot
23、be removed by lightly hand-sanding, using 180 grit or finer sandpaper.3.6 TolerancesShall conform to all applicable requirements of ANSI H35.2 or ANSI H35.2M.4. QUALITY ASSURANCE PROVISIONS4.1 Responsibility for InspectionThe vendor of tubing shall supply all samples for vendors tests and shall be r
24、esponsible for the performance of all requiredtests. Purchaser reserves the right to sample and to perform any confirmatory testing deemed necessary to ensure that the tubing conforms to specified requirements.4.2 Classification of Tests4.2.1 Acceptance TestsComposition (3.1), tensile properties as
25、solution heat treated (3.4.1) and after precipitation heat treatment (3.4.2), quality (3.4), and tolerances (3.5) are acceptance tests and, except for composition, shall be performed on each lot of tubing.4.3 Sampling and TestingShall be in accordance with AMS2355.4.4 ReportsThe vendor of tubing sha
26、ll furnish with each shipment a report stating that the tubing conforms to the composition and tolerances, and showing the numerical results of tests on each inspection lot to determine conformance to the other acceptance test requirements and periodic test requirements when performed. This report s
27、hall include the purchase order number, inspection lot number(s), AMS4469, size, and quantity. The report shall also identify the producer, the product form, and the size of the mill product.4.5 Resampling and RetestingShall be in accordance with AMS2355.5. PREPARATION FOR DELIVERY5.1 Identification
28、Shall be in accordance with ASTM B 666/B 666M.5.2 Packaging5.2.1 Tubing shall be oiled, prior to shipment, with a light corrosion-inhibiting oil.5.2.2 Tubing shall be prepared for shipment in accordance with ASTM B 660, and in compliance with applicable rules and regulations pertaining to the handli
29、ng, packaging, and transportation of the tubing to ensure carrier acceptance and safe delivery. 6. ACKNOWLEDGMENTA vendor shall mention this specification number in all quotations and when acknowledging purchase orders.SAE AMS4469 Page 5 of 57. REJECTIONSTubing not conforming to this specification,
30、or to modifications 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 this document. An (R) symbo
31、l 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 Dimensions and properties in inch/pound units and the Fahrenheit tempe
32、ratures 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.8.3 Purchase documents should specify not less than the following:AMS4469Size of tubing desiredQuantity of tubing desired.PREPARED BY AMS COMMITTEE “D”
