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 2015 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/AMS4069FAEROSPACEMATERIAL SPECIFICATIONAMS4069 REV. FIssued 1959-06Reaffirmed 2006-04Revised
5、2015-12Superseding AMS4069EAluminum Alloy, Drawn, Round Seamless TubingClose Tolerance2.5Mg - 0.25Cr (5052-O)Annealed(Composition similar to UNS A95052)RATIONALEAMS4069F revises Properties (3.3.1.1) and Reports (4.4.1), and is a Five Year Review and update of this specification.1. SCOPE1.1 FormThis
6、specification covers an aluminum alloy in the form of drawn, round seamless tubing 0.010 to 0.450 inch (0.25 to 11.43 mm), inclusive, in wall thickness (see 8.4).1.2 ApplicationThis tubing has been used typically for ducts requiring small radius bends, but usage is not limited to such applications.2
7、. APPLICABLE DOCUMENTSThe 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 referenced do
8、cument has been cancelled and no superseding document has been 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 +1 724-776-4970 (outsi
9、de 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 RingsSAE INTERNATIONAL AMS4069F Page 2 of 52.2 ASTM PublicationsAvailable from ASTM International, 100 Barr Harbor Dr
10、ive, P.O. Box C700, West Conshohocken, PA 19428-2959, Tel: 610-832-9585, www.astm.org.ASTM B660 Packaging/Packing of Aluminum and Magnesium ProductsASTM B666/B666M Identification Marking of Aluminum and Magnesium Products2.3 ANSI Accredited PublicationsCopies of these documents are available online
11、at http:/webstore.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 as shown in Table 1, determined in accordance with AMS2355.
12、Table 1 - CompositionElement min maxSiliconIronCopperManganeseMagnesiumChromiumZincOther Elements, eachOther Elements, totalAluminum-2.2 0.15-remainder0.25 0.400.10 0.10 2.80.350.10 0.05 0.153.2 ConditionAnnealed.3.3 PropertiesTubing shall conform to the following requirements, determined on the mil
13、l product in accordance with AMS2355:3.3.1 Tensile PropertiesShall be as shown in Table 2 for tubing 0.010 to 0.450 inch (0.25 to 11.43 mm), inclusive, in specified wall thickness.SAE INTERNATIONAL AMS4069F Page 3 of 53.3.1.1 Mechanical property requirements for product outside the range covered by
14、1.1 shall be agreed upon between purchaser and producer.Table 2 - Tensile propertiesProperty ValueTensile StrengthYield Strength at 0.2% OffsetElongation in 2 inches (50.8 mm), minStripFull Section25.0 to 35.0 ksi (172 to 241 MPa)10.0 to 20.0 ksi (68.9 to 138 MPa)10%12%3.3.2 FlatteningTubing having
15、nominal wall thickness less than 10% of the nominal OD shall withstand, without cracking, flattening sideways under a load applied gradually at room temperature until the outside dimension under load is equal to three times the nominal wall thickness.3.3.2.1 If tubing does not pass the flattening te
16、st of 3.3.2, a section of tube not less than 1/2 inch (12.7 mm) in length and embracing one-third to one-half the circumference of the tube shall withstand, without cracking, bending at room temperature through an angle of 180 degrees around a diameter equal to the nominal wall thickness of the tubi
17、ng with axis of bend parallel to axis of tube and with inside of tube on inside of bend.3.4 QualityTubing, 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 tubing.3.5 TolerancesExcept as spe
18、cified in 3.5.1 for mean diameter, tolerances shall conform to all applicable requirements of ANSI H35.2 or ANSI H35.2M.3.5.1 Mean DiameterShall be as shown in Table 3. Mean diameter is the average of two measurements taken at right angles to each other at the same longitudinal location on the tube.
19、Table 3A - Mean diameter, inch/pound unitsNominal ODInchesToleranceInchPlus and Minus0.500 to 1.000, inclOver 1.000 to 3.000, inclOver 3.000 to 5.000, inclOver 5.000 to 6.000, inclOver 6.000 to 8.000, inclOver 8.000 to 10.000, inclOver 10.000 to 12.000, incl0.0020.0030.0040.0050.0080.0100.013SAE INT
20、ERNATIONAL AMS4069F Page 4 of 5Table 3B - Mean diameter, SI unitsNominal ODMillimetersToleranceMillimeterPlus and Minus12.70 to 25.40, inclOver 25.40 to 76.20, inclOver 76.20 to 127.00, inclOver 127.00 to 152.40, inclOver 152.40 to 203.20, inclOver 203.20 to 254.00, inclOver 254.00 to 304.80, incl0.
21、050.080.100.130.200.250.334. QUALITY ASSURANCE PROVISIONS4.1 Responsibility for InspectionThe producer of tubing shall supply all samples for producers tests and shall be responsible for the performance of all required tests. Purchaser reserves the right to sample and to perform any confirmatory tes
22、ting deemed necessary to ensure that the tubing conforms to specified requirements.4.2 Classification of Tests4.2.1 Acceptance TestsComposition (3.1), tensile properties (3.3.1), and tolerances (3.5) are acceptance tests and, except for composition, shall be performed on each inspection lot.4.2.2 Pe
23、riodic TestsFlattening (3.3.2) is a periodic test and shall be performed at a frequency selected by the producer unless frequency of testing is specified by purchaser.4.3 Sampling and TestingShall be in accordance with AMS2355.4.4 ReportsThe producer of tubing shall furnish with each shipment a repo
24、rt stating that the product conforms to the chemical composition and tolerances, 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), AMS406
25、9F, size, and 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 1.1, the report shall contain a statement to that effect.4.5 Resampling and RetestingShall be in accordance with AMS2355
26、.SAE INTERNATIONAL AMS4069F Page 5 of 55. PREPARATION FOR DELIVERY5.1 IdentificationShall be in accordance with ASTM B666/B666M.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 B660
27、and in compliance with applicable rules and regulations pertaining to the handling, packaging, and transportation of the tubing to ensure carrier acceptance and safe delivery.6. ACKNOWLEDGMENTA producer shall mention this specification number and its revision letter in all quotations and when acknow
28、ledging purchase orders.7. REJECTIONSTubing not conforming 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 r
29、evisions, 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 that conta
30、in 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 primary units and
31、 are presented only for information.8.4 Purchase documents should specify not less than the following:AMS4069FSize of tubing desiredQuantity of tubing desired.Property and acceptance requirements from the cognizant engineering organization applicable to sizes outside the range listed in 1.1.8.5 Similar SpecificationsFederal WW-T-700/4 is listed for information only and shall not be construed as an acceptable alternate unless all requirements of this AMS are met.PREPARED BY AMS COMMITTEE “D”
