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 reaffirmed, revised, or cancelled. SAE invites your written comments and suggestions. Copyright 2012 SAE International All rights reserved. No part of this publication m
3、ay 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 (outside U
4、SA) 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/AMS4533D AEROSPACE MATERIAL SPECIFICATION AMS4533 REV. D Issued 1991-07 Revised 2013-02 Super
5、seding AMS4533C Copper-Beryllium Alloy, Bars and Rods 98Cu - 1.9Be Solution and Precipitation Heat Treated (TF00, formerly AT) (Composition similar to UNS C17200) RATIONALE AMS4533D revises the solution annealing time (3.3.1). 1. SCOPE 1.1 Form This specification covers a copper-beryllium alloy in t
6、he form of bars and rods. 1.2 Application These products have been used typically for parts requiring a combination of high strength, wear resistance, and corrosion resistance and where thermal conductivity, electrical conductivity, and low magnetic susceptibility may be important, but usage is not
7、limited to such applications. 1.3 Safety - Hazardous Materials While the materials, methods, applications, and processes described or referenced in this specification may involve the use of hazardous materials, this specification does not address the hazards which may be involved in such use. It is
8、the sole responsibility of the user to ensure familiarity with the safe and proper use of any hazardous materials and to take necessary precautionary measures to ensure the health and safety of all personnel involved. 2. APPLICABLE DOCUMENTS The issue of the following documents in effect on the date
9、 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 la
10、st published issue of that document shall apply. SAE AMS4533D Page 2 of 5 2.1 SAE Publications Available 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. AMS2221 Tolerances, Copper and Cop
11、per Alloy Bars and Rods AMS2750 Pyrometry 2.2 ASTM Publications Available from ASTM International, 100 Barr Harbor Drive, P.O. Box C700, West Conshohocken, PA 19428-2959, Tel: 610-832-9585, www.astm.org. ASTM B 249/B 249M General Requirements for Wrought Copper and Copper-Alloy Rod, Bar, and Shapes
12、ASTM E 3 Preparation of Metallographic Specimens ASTM E 8/E 8M Tension Testing of Metallic Materials ASTM E 18 Rockwell Hardness of Metallic Materials ASTM E 112 Determining Average Grain Size ASTM E 478 Chemical Analysis of Copper Alloys 3. TECHNICAL REQUIREMENTS 3.1 Composition Shall conform to th
13、e percentages by weight shown in Table 1, determined by wet chemical methods in accordance with ASTM E 478, by spectrochemical methods, or by other analytical methods acceptable to purchaser. TABLE 1 - COMPOSITION Element (3.1.1) min max Beryllium 1.80 2.00 Cobalt + Nickel 0.20 - Cobalt + Nickel + I
14、ron - 0.6 Aluminum - 0.20 Silicon - 0.20 Copper (3.1.2) remainder Sum of named elements (3.1.3) 99.5 - 3.1.1 These composition limits do not preclude the presence of other elements. Limits may be established and analysis required for unnamed elements by agreement between the manufacturer or supplier
15、 and purchaser. 3.1.2 Copper may be reported as “remainder”, or as the difference between the sum of results for all elements and 100%, or as the result of direct analysis. 3.1.3 When all elements in the table are analyzed, the sum shall be 99.5% minimum, but such determination is not required for r
16、outine acceptance of each lot. 3.2 Condition Hot reduced or hot and cold reduced, solution and precipitation heat treated; TF00 temper (See 8.2). SAE AMS4533D Page 3 of 5 3.3 Heat Treatment Product shall be heat treated as follows; pyrometry shall be in accordance with AMS2750: 3.3.1 Solution Heat w
17、ithin the range 1400 to 1475 F (760 to 802 C), hold at heat for 30 minutes, minimum, and water quench. 3.3.2 Precipitation Heat to 600 to 675 F (316 to 357 C), hold at heat for not less than 3 hours, and cool in still air. 3.4 Properties The product shall conform to the following requirements: 3.4.1
18、 Tensile Properties Shall be shown in Table 2, determined in accordance with ASTM E 8/E 8M. TABLE 2 - MINIMUM TENSILE PROPERTIES Nominal Diameter or Least Distance Between Parallel Sides Property Value All Tensile Strength 165 ksi (1138 MPa) Yield Strength at 0.2% Offset 140 ksi ( 965 MPa) 3 inches
19、(76 mm) and Under Elongation in 2 inches (50.8 mm) 4% Over 3 inches (76 mm) Elongation in 2 inches (50.8 mm) 3% 3.4.2 Hardness Bars and rods 0.188 inch (4.78 mm) and over in nominal diameter or least distance between parallel sides shall have hardness of 36 to 45 HRC, or equivalent (See 8.3), determ
20、ined in accordance with ASTM E 18. 3.4.3 Average Grain Size The product shall have average grain size not coarser than shown in Table 3, determined in accordance with ASTM E 112. TABLE 3 - MAXIMUM AVERAGE GRAIN SIZE Nominal Diameter or Least Distant Between Parallel Sides Inches Diameter or Least Di
21、stant Between Parallel Sides Millimeters Maximum Average Grain Size Millimeter Up to 1.000, excl Up to 25.40, excl 0.050 1.000 to 1.500, excl 25.40 to 38.10, excl 0.075 1.500 to 2.000, excl 38.10 to 50.80, excl 0.100 2.000 to 3.000, excl 50.80 to 76.20, excl 0.125 3.4.4 Microstructure Product shall
22、contain not more than 6% beta phase constituent, determined at 100X magnification on specimens prepared in accordance with ASTM E 3. SAE AMS4533D Page 4 of 5 3.5 Quality Product, as received by purchaser, shall be uniform in quality and condition, sound, and free from foreign materials and from impe
23、rfections detrimental to usage of the product. 3.6 Tolerances Shall conform to AMS2221 as applicable to refractory alloys. 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 performan
24、ce of all required tests. Purchaser reserves the right to sample and to perform any confirmatory testing deemed necessary to ensure that the product conforms to specified requirements. 4.2 Classification of Tests All technical requirements are acceptance tests and shall be performed on each heat or
25、lot as applicable. 4.3 Sampling and Testing Shall be in accordance with ASTM B 249/B 249M and the following; a lot shall be all product with the same form, from the same heat, processed at one time through all steps of manufacture. 4.3.1 One or more chemical analysis samples from each heat shall be
26、analyzed in accordance with 3.1. 4.3.2 One or more longitudinal tensile specimens from each lot shall be tested in accordance with 3.4.1. The axis of tensile specimens shall be located midway between the center and surface of product over 1.50 inches (38.1 mm) in nominal cross-sectional thickness. 4
27、.3.3 One or more hardness specimens from each lot shall be tested in accordance with 3.4.2. 4.3.4 One or more specimens for grain size from each lot shall be tested in accordance with 3.4.3. 4.3.5 One or more specimens for microstructure from each lot shall be tested in accordance with 3.4.4. 4.4 Re
28、ports The vendor of the product shall furnish with each shipment a report showing the results of tests on each lot to determine conformance to the technical requirements. This report shall include the purchase order number, lot number, AMS4533D, size, and quantity. 4.5 Resampling and Retesting If an
29、y specimen used in the above tests fails to meet the specified requirements, disposition of the product may be based on the results of testing two additional specimens for each original nonconforming specimen. Failure of any retest specimen to meet the specified requirements shall be cause for rejec
30、tion of the product represented. Results of all tests shall be reported. SAE AMS4533D Page 5 of 5 5. PREPARATION FOR DELIVERY 5.1 Identification Individual pieces or bundles shall have attached a durable tag marked with not less than the purchase order number, AMS4533D, and nominal size or shall be
31、boxed and the box marked with the same information. 5.2 Packaging Product shall be prepared for shipment in accordance with commercial practice and in compliance with applicable rules and regulations pertaining to the handling, packaging, and transportation of the product to ensure carrier acceptanc
32、e and safe delivery. 6. ACKNOWLEDGMENT A vendor shall mention this specification number and its revision letter in all quotations and when acknowledging purchase orders. 7. REJECTIONS Product not conforming to this specification, or to modifications authorized by purchaser, will be subject to reject
33、ion. 8. NOTES 8.1 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) symbol to the left of the document title indicates a complete revision of
34、 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 Copper temper designations are defined in ASTM B 601. 8.3 Hardness conversion tables for metals are presented in ASTM E 140. 8.4 Terms us
35、ed in AMS are clarified in ARP1917. 8.5 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. 8.6 Purchase documents should specify not less than the following: AMS4533D Product form and size of product desired Quantity of product desired. PREPARED BY AMS COMMITTEE “D“
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