SAE AMS 4336A-2003 Aluminum Alloy Extruded Rod Bar and Profiles (7055-T76511) 8 0Zn - 2 3Cu - 2 0Mg - 0 16Zr Solution Heat Treated Stress-Relieved and Overaged (UNS A97055)《UNS A97.pdf

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 there

2、from, 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 2013 SAE International All rights reserved. No part of this p

3、ublication 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: +1 724-776-497

4、0 (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:/www.sae.org/technical/standards/AMS4336A AEROSPACE MATERIAL SPECIFICATION AMS4336 REV. A Issued 2002-03 Revised 2

5、003-06 Reaffirmed 2013-12 Superseding AMS4336 Aluminum Alloy, Extruded Rod, Bar, and Profiles (7055-T76511) 8.0Zn - 2.3Cu - 2.0Mg - 0.16Zr Solution Heat Treated, Stress-Relieved, and Overaged (Composition similar to UNS A97055) RATIONALE AMS4336A has been reaffirmed to comply with the SAE five-year

6、review policy. 1. SCOPE:1.1 Form: This specification covers an aluminum alloy procured in the form of extruded bars, rods, and profiles (shapes) with cross-sectional area of 12 square inches (77 cm2) maximum and circle size of 10 inches (254 mm) maximum.1.2 Application: These extrusions have been us

7、ed typically for structural applications requiring a combination of high tensile and compressive strength and good exfoliation corrosion resistance, but usage is not limited to such applications.2. APPLICABLE DOCUMENTS: The issue of the following documents in effect on the date of the purchase order

8、 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 canceled and no superseding document has been specified, the last published issue of t

9、hat document shall apply.SAE INTERNATIONAL AMS4336A Page 2 of 7 2.1 SAE Publications: Available from SAE, 400 Commonwealth Drive, Warrendale, PA 15096-0001 or www.sae.org.AMS 2355 Quality Assurance Sampling and Testing, Aluminum Alloys and Magnesium Alloys, Wrought Products, Except Forging Stock and

10、 Rolled, Forged, or Flash Welded RingsMAM 2355 Quality Assurance Sampling and Testing, Aluminum Alloys and Magnesium Alloys, Wrought Products, Except Forging Stock and Rolled, Forged, or Flash Welded Rings, Metric (SI) UnitsAMS 2772 Heat Treatment of Aluminum Alloy Raw MaterialsAS1990 Aluminum Alloy

11、 Tempers2.2 ASTM Publications: Available from ASTM, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959 or www.astm.org.ASTM B 660 Packaging/Packing of Aluminum and Magnesium ProductsASTM B 666/B666M Identification Marking of Aluminum and Magnesium ProductsASTM E 1004 Method for Electromagnetic

12、(Eddy Current) Measurements of Electrical ConductivityASTM G 34 Exfoliation Corrosion Susceptibility in 2xxx and 7xxx Series Aluminum Alloys (EXCO Test)2.3 ANSI Publications: Available from ANSI, 25 West 43rd Street, New York, NY 10036 or www.ansi.org.ANSI H35.2 Dimensional Tolerances for Aluminum M

13、ill ProductsANSI H35.2M Dimensional Tolerances for Aluminum Mill Products (Metric)3. TECHNICAL REQUIREMENTS: 3.1 Composition: Shall conform to the percentages by weight shown in Table 1, determined in accordance with AMS 2355 or MAM 2355.SAE INTERNATIONAL AMS4336A Page 3 of 7 3.2 Condition: Solution

14、 heat treated, stress-relieved by stretching to produce a nominal permanent set of 1.5%, but not less than 1% nor more than 3%, and overaged to the -T76511 temper (See AS1990).3.2.1 Product shall be supplied with an as-extruded surface finish; light polishing to remove minor surface conditions is pe

15、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 Treatment: Shall be performed in accordance with AMS 2772 and as follows:3.3.1 Ov

16、eraging Heat Treatment: Heat to 240 to 250 F (116 to 121 C), hold at temperature for a time of 4 to 6 hours, then heat to 310 to 320 F (154 to 160 C), hold at temperature for a time of 6.5 to 7.5 hours, and air cool.3.4 Properties: Extrusions shall conform to the following requirements, determined o

17、n the mill produced size in accordance with AMS 2355 or MAM 2355:3.4.1 Longitudinal tensile properties of extrusions with a maximum cross-sectional area of 12 square inches (77 cm2) and a maximum circle size of 10 inches (254 mm) shall be as shown in Table 2.TABLE 1 - CompositionElement min maxSilic

18、on - 0.10Iron - 0.15Copper 2.0 2.6Manganese - 0.05Magnesium 1.8 2.3Chromium - 0.04 Zinc 7.6 8.4 Titanium - 0.06Zirconium 0.08 0.25Other Elements, each - 0.05Other Elements, total - 0.15Aluminum remainderSAE INTERNATIONAL AMS4336A Page 4 of 7 3.4.2 Longitudinal compression yield strength shall be as

19、shown in Table 3.3.4.3 Electrical Conductivity (EC): Shall be not lower than 35.0% IACS (International Annealed Copper Standard) (20.9 MS/m), in accordance with ASTM E 1004, determined on the surface of the test coupon prior to turning.3.4.4 Exfoliation Corrosion Resistance: Specimens cut from extru

20、sions shall not exhibit exfoliation corrosion at a T/10 plane greater than that illustrated by Photograph B, Figure 2, of ASTM G 34.TABLE 2A - Minimum Longitudinal Tensile Properties, Inch/Pound UnitsNominal ThicknessInchesTensileStrengthksiYield Strengthat 0.2% OffsetksiElongation in2 inches or 4D%

21、Up to 0.249, incl 89.0 85.0 7Over 0.249 to 0.499, incl 90.0 85.0 9Over 0.499 to 3.000, incl 91.0 86.0 9TABLE 2B - Minimum Longitudinal Tensile Properties, SI UnitsNominal ThicknessMillimetersTensileStrengthMPaYield Strengthat 0.2% OffsetMPaElongation in50.8 mm or 4D%Up to 6.34, incl 614 586 7Over 6.

22、34 to 12.68, incl 621 586 9Over 12.68 to 76.20, incl 627 593 9TABLE 3A - Minimum Longitudinal Compressive Yield Strength, Inch/Pound UnitsNominal Diameter or Least Thickness(bars, rods, profiles)InchesLongitudinalCompressiveYield StrengthksiOver 0.499 to 3.000, incl 87.0TABLE 3B - Minimum Longitudin

23、al Compressive Yield Strength, SI UnitsNominal Diameter or Least Thickness(bars, rods, profiles)InchesLongitudinalCompressiveYield StrengthksiOver 12.68 to 76.20, incl 600SAE INTERNATIONAL AMS4336A Page 5 of 7 3.5 Quality: Product, as received by purchaser, shall be uniform in quality and condition,

24、 sound, and free from foreign materials and imperfections detrimental to usage of the extrusions.3.5.1 Intergranular Attack (IGA): No IGA is permitted on sections up to 0.450 inch (11.43 mm) thick. IGA, if found during visual inspection, shall be removed by suitable means (machining, sanding, etc.)

25、(See 8.2).3.6 Tolerances: Shall conform to all applicable requirements of ANSI H35.2 or ANSI H35.2M.4. QUALITY ASSURANCE PROVISIONS: 4.1 Responsibility for Inspection: The vendor of the product shall supply all samples for vendors tests and shall be responsible for the performance of all required te

26、sts. Purchaser reserves the right to sample and to perform any confirmatory testing deemed necessary to ensure that the products conform to specified requirements.4.2 Classification of Tests: 4.2.1 Acceptance Tests: Composition (3.1), tensile properties (3.4.1), electrical conductivity (3.4.3), and

27、tolerances (3.6) are acceptance tests and, except for composition, shall be performed on each inspection lot.4.2.2 Periodic Tests: Compression yield strength (3.4.2) and exfoliation corrosion resistance (3.4.4) are periodic tests and shall be performed at a frequency selected by the vendor unless fr

28、equency of testing is specified by purchaser.4.3 Sampling and Testing: Shall be in accordance with AMS 2355 or MAM 2355.4.4 Reports: The vendor of product shall furnish with each shipment a report stating that the product conforms tothe chemical composition and tolerances and showing the numerical r

29、esults 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), AMS 4336A, size or section identification number, and quantity. The report shall also identify the producer, the p

30、roduct form, and the size of the mill product.SAE INTERNATIONAL AMS4336A Page 6 of 7 4.5 Resampling and Retesting: Shall be in accordance with AMS 2355 or MAM 2355.5. PREPARATION FOR DELIVERY: 5.1 Identification: Shall be in accordance with ASTM B 666/B 666M.5.2 Packaging: Extrusions shall be prepar

31、ed for shipment in accordance with ASTM B 660 and in compliance with applicable rules and regulations pertaining to the handling, packaging, and transportation of the product to ensure carrier acceptance and safe delivery.6. ACKNOWLEDGMENT: A vendor shall mention this specification number and its re

32、vision letter in all quotations and when acknowledging purchase orders.7. REJECTIONS: Products not conforming to this specification, or to modifications authorized by purchaser, will be subject to rejection.8. NOTES: 8.1 A change bar (|) located in the left margin is for the convenience of the user

33、in locating areas where technical revisions, not editorial changes, have been made to the previous issue of this specification. An (R) symbol to the left of the document title indicates a complete revision of the specification, including technical revisions. Change bars and (R) are not used in origi

34、nal publications, nor in specifications that contain editorial changes only.8.2 Use of net surface extrusions is recommended only for profiles with a thickness under 0.450 inch (11.43 mm). For profiles 0.450 inch (11.43 mm) thick and over, surface machining or chemical milling is recommended to remo

35、ve surface conditions that may occur on -W product during fabrication.8.3 Terms used in AMS are clarified in ARP1917.8.4 Dimensions and properties in inch/pound units and Fahrenheit temperatures are primary; dimensions and properties in SI units and Celsius temperatures are shown as the approximate

36、equivalents of the primary units and are presented only for information.SAE INTERNATIONAL AMS4336A Page 7 of 7 8.5 Purchase documents should specify not less than the following:AMS 4336AForm and size or section identification of extrusions desiredQuantity of extrusions desired.8.6 Key Words: Bar, rods, profilesPREPARED UNDER THE JURISDICTION OF AMS COMMITTEE “D”