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 ther
2、efrom, 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 2018 SAE International All rights reserved. No part of this
3、publication 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: +1 724-776-49
4、70 (outside USA) 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:/standards.sae.org/AMS4002A AEROSPACE MATERIAL SPECIFICATION AMS4002 REV. A Issued 2012-08 Reaffirmed 2017-11 Rev
5、ised 2018-01 Superseding AMS4002 Aluminum Alloy Tubing, Seamless, Drawn 1.8Cu - 1.0Mg - 0.8Si - 0.20Cr Solution Heat Treated, Stress-Relieved by Stretching, and Aged (2013-T6511) (Composition Similar to UNS A92013) RATIONALE AMS4002A revises Condition (3.2), Properties (3.4.1.1), Reports (4.4.1) and
6、 Identification (5.1.1), and results from a Five-Year Review and update of this specification. 1. SCOPE 1.1 Form This specification covers an aluminum alloy in the form of seamless, drawn tubing having nominal wall thickness of 0.120 to 0.400 inch (3.00 to 10.00 mm) inclusive (see 8.4). 1.2 Applicat
7、ion This material has been used typically for parts requiring a high-strength, non-weldable alloy, but usage is not limited to such applications. Parts are usually solution heat treated and aged before use. 2. APPLICABLE DOCUMENTS The issue of the following documents in effect on the date of the pur
8、chase 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 last publishe
9、d 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 +1 724-776-4970 (outside USA), www.sae.org. AMS2355 Quality Assurance, Sampling and Testing Aluminum Alloys and
10、 Magnesium Alloy Wrought Products (Except Forging Stock), and Rolled, Forged, or Flash Welded Rings AMS2772 Heat Treatment of Aluminum Alloy Raw Materials ARP1917 Clarification of Terms Used in Aerospace Metals Specifications SAE INTERNATIONAL AMS4002A Page 2 of 5 2.2 ASTM Publications Available fro
11、m ASTM International, 100 Barr Harbor Drive, P.O. Box C700, West Conshohocken, PA 19428-2959, Tel: 610-832-9585, www.astm.org. ASTM B660 Packaging/Packing of Aluminum and Magnesium Product ASTM B666/B666M Identification Marking of Aluminum Products 2.3 ANSI Accredited Publications Copies of these do
12、cuments are available online at http:/webstore.ansi.org/. ANSI H35.1/ H35.1M Standard Alloy and Temper Designation System For Aluminum ANSI H35.2 Dimensional Tolerances for Aluminum Mill Products ANSI H35.2M Dimensional Tolerances for Aluminum Mill Products (Metric) 3. TECHNICAL REQUIREMENTS 3.1 Com
13、position Shall conform to the percentages by weight shown in Table 1, determined in accordance with AMS2355: Table 1 - Composition Element Min Max Silicon Iron Copper Manganese Magnesium Chromium Zinc Titanium Other Elements, each Other Elements, total Aluminum 0.6 - 1.5 - 0.8 0.04 - - - - remainder
14、 1.0 0.40 2.0 0.25 1.2 0.35 0.25 0.15 0.05 0.15 3.2 Condition Product shall be supplied in the following condition and temper: Condition T6511, 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%, and artif
15、icially aged (see ANSI H35.1/H35/1M). 3.2.1 Product shall be supplied with an as-extruded surface finish; light polishing to remove minor surface conditions is permissible provided such conditions can be removed within specified dimensional tolerances. 3.2.2 Product may receive minor straightening,
16、after stretching, of an amount necessary to meet the requirements of 3.6. SAE INTERNATIONAL AMS4002A Page 3 of 5 3.3 Heat Treatment Tubing shall conform to the following requirements, determined on the mill produced size, in accordance with AMS2355 and as specified herein: 3.3.1 Solution Heat Treatm
17、ent Shall be in accordance with AMS2772, and as follows: Heat to 1013 F 10 F (545 C 6 C), hold at heat for a time commensurate with section thickness, and cool rapidly. 3.3.2 Artificial Aging Heat Treatment Heat to 374 F 10 F (190 C 6 C), hold at heat for a time of 7 to 9 hours, and air cool. 3.4 Pr
18、operties Tubing shall conform to the following requirements, determined in accordance with AMS2355 on the mill produced size. 3.4.1 Tensile Properties Shall be as shown in Table 2 for tubing having nominal wall thickness of 0.120 to 0.400 inch (3.00 to 10.00 mm) inclusive. 3.4.1.1 Tensile property r
19、equirements for tubing outside the wall thickness range of 3.4.1 shall be as agreed upon by purchaser and producer. Table 2 Table 2A - Minimum longitudinal tensile properties, inch/pound units Nominal Wall Thickness Inch Tensile Strength ksi Yield Strength at 0.2% Offset ksi Elongation in 2 Inches o
20、r 4D % Cut Out Specimen Elongation in 2 Inches or 4D % Full Section Specimen Over 0.120 to 0.400, incl 60.0 56.0 7 Table 2B - Minimum longitudinal tensile properties, SI units Nominal Wall Thickness Millimeters Tensile Strength MPa Yield Strength at 0.2% Offset MPa Elongation in 50.8 mm or 4D % Cut
21、Out Specimen Elongation in 50.8 mm or 4D % Full Section Specimen Over 3.00 to 10.00, incl 414 386 7 3.5 Quality Tubing, 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. 3.5.1 Detrime
22、ntal imperfections include, but are not limited to, cracks, splits, seams, inclusions, or severe crosshatching (surface breaks) that cannot be removed by lightly hand-sanding, using 180 grit or finer sandpaper. 3.6 Tolerances Shall conform to all applicable requirements of ANSI H35.2 or ANSI H35.2M.
23、 SAE INTERNATIONAL AMS4002A Page 4 of 5 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for Inspection The 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
24、confirmatory testing deemed necessary to ensure that the tubing conforms to specified requirements. 4.2 Classification of Tests 4.2.1 Acceptance Tests Composition (3.1), tensile properties (3.4.1), quality (3.5), and tolerances (3.6) are acceptance tests and, except for composition, shall be perform
25、ed on each lot of tubing. 4.3 Sampling and Testing Shall be in accordance with AMS2355. 4.4 Reports The producer of tubing shall 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 t
26、o determine conformance to the other acceptance test requirements. This report shall include the purchase order number, inspection lot number(s), AMS4002A, size, and quantity. The report shall also identify the producer, the product form, and the size of the mill product. 4.4.1 When material produce
27、d to this specification is beyond the sizes allowed in the scope of tables, or other exceptions are taken to the technical requirements listed in Section 3 (see 5.1.1), the report shall contain a statement “This material is certified as AMS4002A(EXC) because of the following exceptions.” and the spe
28、cific exceptions shall be listed. 4.5 Resampling and Retesting Shall be in accordance with AMS2355. 5. PREPARATION FOR DELIVERY 5.1 Identification Shall be in accordance with ASTM B666/B666M. 5.1.1 When technical exceptions are taken (see 4.4.1), the material shall be marked with AMS4002(EXC). 5.2 P
29、ackaging 5.2.1 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, and in compliance with applicable rules and regulations pertaining to the handling, packaging, and transportation of the tubing to
30、 ensure carrier acceptance and safe delivery. 6. ACKNOWLEDGMENT A producer shall mention this specification number in all quotations and when acknowledging purchase orders. 7. REJECTIONS Tubing not conforming to this specification, or to modifications authorized by purchaser, will be subject to reje
31、ction. SAE INTERNATIONAL AMS4002A Page 5 of 5 8. NOTES 8.1 Revision Indicator A change bar (I) 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
32、 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 clarified in ARP1917. 8.3 Dimensions and properties in
33、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 documents should specify not less than the following: AMS4002A Size of tubing desired Property and acceptance requirements from the cognizant engineering organization applicable to sizes outside the range listed in 1.1 Quantity of tubing desired PREPARED BY AMS COMMITTEE “D”
