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 therefr
2、om, 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 2008 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: 724-776-4970 (outside USA) F
4、ax: 724-776-0790 Email: CustomerServicesae.org SAE WEB ADDRESS: http:/www.sae.orgAMS4730G AEROSPACEMATERIALSPECIFICATIONIssued 1948-05 Revised 2008-07 Superseding AMS4730F Nickel-Copper Alloy Wire, Corrosion-Resistant 67Ni - 31Cu Annealed (400) (Composition similar to UNS N04400)RATIONALEAMS4730G co
5、rrects an error in Table 1. 1. SCOPE 1.1 Form This specification covers a corrosion-resistant nickel-copper alloy in the form of wire. 1.2 Application This product has been typically used for woven wire cloth and screen, and for lockwire, but usage is not limited to such applications.2. APPLICABLE D
6、OCUMENTS 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 specific document issue is specified. When the referenced document has be
7、en cancelled and no superseding document has been specified, the last published 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 724-776-4970 (outside USA), www.s
8、ae.org. AMS2269 Chemical Check Analysis Limits, Wrought Nickel Alloys and Cobalt Alloys AMS2371 Quality Assurance Sampling of Corrosion and Heat-Resistant Steels and Alloys, Wrought Products Except Forgings and Forging Stock Copyright SAE International Provided by IHS under license with SAENot for R
9、esaleNo reproduction or networking permitted without license from IHS-,-,-SAE AMS4730G - 2 -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 E 8 Tension Testing of Metallic Materials
10、 ASTM E 76 Chemical Analysis of Nickel-Copper Alloys 3. TECHNICAL REQUIREMENTS 3.1 Composition Shall conform to the percentages by weight shown in Table 1, determined by wet chemical methods in accordance with ASTM E 76, by spectrochemical methods, or by other analytical methods acceptable to purcha
11、ser. TABLE 1 - COMPOSITION Element min max Nickel 63.0 70.0 Iron - 2.5 Manganese - 2.0 Silicon - 0.5 Carbon - 0.3 Sulfur - 0.024 Copper remainder 3.1.1 Check Analysis Composition variations shall meet the applicable requirements of AMS2269. 3.2 Condition Cold-drawn, annealed, and descaled if necessa
12、ry. 3.3 Properties Wire shall conform to the following requirements: 3.3.1 Tensile Properties Shall be as specified in Table 2, determined in accordance with ASTM E 8. TABLE 2A - TENSILE PROPERTIES, INCH/POUND UNITS Nominal Diameter Inch Tensile Strength ksi, maximum Coils or Spools Tensile Strength
13、 ksi, maximum Cut Lengths 0.002 to 0.015, incl 105 - Over 0.015 to 0.040, incl 100 - Over 0.040 90 90 TABLE 2B - TENSILE PROPERTIES, SI UNITS Nominal Diameter MillimetersTensile Strength MPa, maximum Coils or Spools Tensile Strength MPa, maximum Cut Lengths 0.05 to 0.38, incl 724 - Over 0.38 to 1.02
14、, incl 689 - Over 1.02 621 621 Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE AMS4730G - 3 -3.3.2 Bending Wire shall withstand, without cracking, bending at room temperature through an angle of
15、180 degrees around a diameter equal to the nominal diameter of the wire. 3.4 Quality Wire, as received by purchaser, shall be uniform in quality and condition, sound, smooth, and free from foreign materials and from imperfections detrimental to usage of the wire. 3.5 Tolerances Shall conform to the
16、following: 3.5.1 Diameter Shall be as shown in Table 3. TABLE 3A - DIAMETRAL TOLERANCES, INCH/POUND UNITS Nominal Diameter Inch Tolerance, Inch plus and minus 0.002 to 0.0044, incl 0.0002 Over 0.0044 to 0.0079, incl 0.00025 Over 0.0079 to 0.0149, incl 0.0003 Over 0.0149 to 0.0199, incl 0.0004 Over 0
17、.0199 to 0.031, incl 0.0005 Over 0.031 to 0.045, incl 0.0006 Over 0.045 to 0.079, incl 0.0007 Over 0.079 to 0.1875, incl 0.0010 Over 0.1875 to 0.406, incl 0.0015 Over 0.406 to incl 0.002 TABLE 3B - DIAMETRAL TOLERANCES, SI UNITS Nominal Diameter MillimetersTolerance, Millimeters plus and minus 0.05
18、to 0.112, incl 0.005 Over 0.112 to 0.201, incl 0.0064 Over 0.201 to 0.378, incl 0.008 Over 0.378 to 0.505, incl 0.010 Over 0.505 to 0.79, incl 0.013 Over 0.79 to 1.14, incl 0.015 Over 1.14 to 2.01, incl 0.018 Over 2.01 to 4.762, incl 0.025 Over 4.762 to 10.31, incl 0.038 Over 10.31 to incl 0.05 3.5.
19、2 Out-of-Roundness Round wire shall not be out-of-round by more than one-half the total tolerance given in 3.5.1. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for Inspection The vendor of wire shall supply all samples for vendor tests and shall be responsible for the performance of all require
20、d tests. Purchaser reserves the right to sample and to perform any confirmatory testing deemed necessary to ensure that the wire conforms to specified requirements. Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license
21、 from IHS-,-,-SAE AMS4730G - 4 -4.2 Classification of Tests All technical requirements of this specification are acceptance tests and shall be performed on each heat or lot as applicable.4.3 Sampling Shall be in accordance with AMS2371. 4.4 Reports 4.4.1 The vendor of wire shall furnish with each sh
22、ipment a report showing the results of tests for composition of each heat and for tensile and bending properties of each lot. This report shall include the purchase order number, lot number, AMS4730G, size, and quantity. 4.4.2 The vendor of finished or semi-finished parts shall furnish with each shi
23、pment a report showing the purchase order number, AMS4730G, contractor or other direct supplier of wire, part number, and quantity. When wire for making parts is produced or purchased by the parts vendor, that vendor shall inspect each lot of wire to determine conformance to the requirements of this
24、 specification and shall include in the report either a statement that the wire conforms or copies of laboratory reports showing the results of tests to determine conformance. 4.5 Resampling and Retesting Shall be in accordance with AMS2371. 5. PREPARATION FOR DELIVERY 5.1 Wire shall be supplied on
25、spools or in coils except when straight lengths are ordered. 5.2 Identification 5.2.1 Spools and Coils Shall be marked with a durable tag or label showing not less than the manufacturers identification, purchase order number, AMS4730G, nominal size, and quantity. Boxes or drums shall be marked with
26、the same information. 5.2.2 Straight Lengths Shall have attached to each bundle or enclosed in each box a durable tag marked with the information of 5.2.1. When boxed, the box shall be marked with the same information. 5.3 Packaging 5.3.1 Spools and Coils Coils shall be individually wrapped with wat
27、erproof paper or packed in waterproof drums. Spools, when ordered, shall be boxed.5.3.2 Straight Lengths Shall be bundled or boxed. 5.3.3 Wire shall be prepared for shipment in accordance with commercial practice and in compliance with applicable rules and regulations pertaining to the handling, pac
28、kaging, and transportation of the wire to ensure carrier acceptance and safe delivery.Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-SAE AMS4730G - 5 -6. ACKNOWLEDGMENT A vendor shall mention this s
29、pecification number and its revision letter in all quotations and when acknowledging purchase orders. 7. REJECTIONS Wire 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 th
30、e 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 the document, including technical revisions. Change bars and (R) are n
31、ot 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 inch/pound units and the Fahrenheit temperatures are primary; dimensions and properties in SI units and the Celsius temperatures ar
32、e 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: AMS4730GSize or part number of wire desired Quantity of wire desired. 8.5 Similar Specifications Federal QQ-N-281, Class A, is listed
33、 for information only and shall not be construed as an acceptable alternate unless all requirements of this AMS are met. PREPARED BY AMS COMMITTEE “F“ Copyright SAE International Provided by IHS under license with SAENot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
