1、 6$(7HFKQLFDO6WDQGDUGV%RDUG5XOHVSURYLGHWKDW7KLVUHSRU t 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 therefrom, is
2、the sole rHVSRQVLELOLWRIWKHXVHU 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 2016 SAE International All rights reserved. No part of this publication may
3、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 USA)
4、 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/AMS4625H AEROSPACE MATERIAL SPECIFICATION AMS4625 REV. H Issued 1946-11 Reaffirmed 2016-03 Revis
5、ed 2016-09 Superseding AMS4625G Phosphor Bronze Bars, Rods, and Tubing 95Cu - 5Sn Hard Temper (Composition similar to UNS C51000) RATIONALE AMS4625H removes a withdrawn standard for determination of composition (3.1), revises Properties (3.3.1.1) and Reports (4.4.2) and is a Five Year Review and upd
6、ate of this specification. 1. SCOPE 1.1 Form This specification covers one type of bronze in the form of bars and rods of any size, and tubing over 1.00 inches (25.4 mm) in nominal outer diameter (see 8.5). 1.2 Application For parts, such as bushings and bearings, requiring low coefficient of fricti
7、on, moderate strength, and good electrical conductivity. 2. APPLICABLE DOCUMENTS The 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 s
8、pecific document issue is specified. When the referenced document has been cancelled and no superseding document has been specified, the last published issue of that document shall apply. SAE INTERNATIONAL AMS4625H Page 2 of 6 2.1 SAE Publications Available from SAE International, 400 Commonwealth D
9、rive, Warrendale, PA 15096-0001, Tel: 877-606-7323 (inside USA and Canada) or +1 724-776-4970 (outside USA), www.sae.org. AMS2221 Tolerances Copper and Copper Alloy Bars and Rods AMS2223 Tolerances Copper and Copper Alloy Seamless Tubing ARP1917 Clarification of Terms Used in Aerospace Metals Specif
10、ications 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 B154 Mercurous Nitrate Test for Copper and Copper Alloys ASTM B249/B249M General Requirements for Wrought Copper and Copper-
11、Alloy Rod, Bar, and Shapes ASTM B251 General Requirements for Wrought Seamless Copper and Copper-Alloy Tube ASTM B251M General Requirements for Wrought Seamless Copper and Copper-Alloy Tube (Metric) ASTM B601 Temper Designations For Copper and Copper AlloysWrought and Cast ASTM B858 Determination of
12、 Susceptibility to Stress Corrosion Cracking in Copper Alloys Using an Ammonia Vapor Test ASTM E8/E8M Tension Testing of Metallic Materials 3. TECHNICAL REQUIREMENTS 3.1 Composition Shall conform to the percentages by weight shown in Table 1, determined by wet chemical methods, by spectrochemical me
13、thods, or by other analytical methods acceptable to purchaser. Table 1 - Composition Element (3.1.1) min max Tin 4.2 5.8 Phosphorus 0.03 0.35 Zinc - 0.30 Iron - 0.10 Lead - 0.05 Copper - (see 3.1.2) Sum of Named Elements (3.1.3) 99.5 - SAE INTERNATIONAL AMS4625H Page 3 of 6 3.1.1 These composition l
14、imits 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 and purchaser. 3.1.2 dimensions and properties in SI units and the Celsius temperatures are shown as the approximate equivalent
15、s of the primary units and are presented only for information. 8.5 Procurement documents should specify not less than the following: AMS4625H Form and size of product desired Quantity of product desired Property and acceptance requirements from the cognizant engineering organization applicable to si
16、zes outside the range listed in 1.1. 8.6 Similar Specifications Federal QQ-B-750, Alloy C51000, Hard Temper, and ASTM B139/B139M, Hard Temper, are listed for information only and shall not be construed as acceptable alternates unless all requirements of this AMS are met. PREPARED BY AMS COMMITTEE “D“
