1、_ 6$(7HFKQLFDO6WDQGDUGV%RDUG5XOHVSURYLGHWKDW7KLVUHSRUWLVSX EOLVKHGE6$(WRDGYDQFHWKHVWDWHRIWHFKQLFDO 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, LVWKHVROHUHVSR
2、QVLELOLWRIWKHXVHU 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 2017 SAE International All rights reserved. No part of this publication may be reproduced,
3、 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) Fax: 724-776-
4、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/AMS4574F AEROSPACE MATERIAL SPECIFICATION AMS4574 REV. F Issued 1948-05 Reaffirmed 2008-05 Revised 2017-01 Superseding AMS45
5、74E Nickel-Copper Alloy, Corrosion Resistant, Tubing, Seamless 67Ni - 31Cu Annealed (Composition similar to UNS N04400) RATIONALE AMS4574F revises Composition (3.1), Quality (3.4.2), and Reports (4.4), and is a Five-Year Review and update of this specification. 1. SCOPE 1.1 Form This specification c
6、overs a corrosion-resistant nickel-copper alloy in the form of seamless tubing. 1.2 Application This product has been used typically for fluid lines, such as primer and fuel lines, requiring corrosion resistance with relatively high strength, but usage is not limited to such applications. 2. APPLICA
7、BLE 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 specific document issue is specified. When the referenced document h
8、as been 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 +1 724-776-4970 (outside USA
9、), www.sae.org. AMS2263 Tolerances Nickel, Nickel Alloy, and Cobalt Alloy Tubing AMS2269 Chemical Check Analysis Limits Nickel, Nickel Alloys, and Cobalt Alloys AMS2371 Quality Assurance Sampling and Testing Corrosion and Heat-Resistant Steels and Alloys Wrought Products and Forging Stock ARP1917 Cl
10、arification of Terms Used in Aerospace Metals Specifications SAE INTERNATIONAL AMS4574F Page 2 of 5 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 A1016 General Requirements for Fe
11、rritic Alloy Steel, Austenitic Alloy Steel, and Stainless Steel Tubes ASTM E8/E8M Tension Testing of Metallic Materials ASTM E1473 Chemical Analysis of Nickel, Cobalt, and High-Temperature Alloys 3. TECHNICAL REQUIREMENTS 3.1 Composition Shall conform to the percentages by weight shown in Table 1, d
12、etermined by wet chemical methods in accordance with ASTM E1473 or by spectrochemical or other analytical methods acceptable to purchaser. Table 1 - Composition Element Min Max Carbon - 0.3 Manganese - 2.0 Silicon - 0.5 Sulfur - 0.024 Copper 28.0 34.00 Iron - 2.5 Nickel remainder 3.1.1 Check Analysi
13、s Composition variations shall meet the applicable requirements of AMS2269. 3.2 Condition Cold drawn and annealed. 3.3 Properties Tubing shall conform to the following requirements: 3.3.1 Tensile Properties Shall be as shown in Table 2, determined in accordance with ASTM E8/E8M. Table 2 - Tensile pr
14、operties Property Value Tensile Strength, maximum 85 ksi (586 MPa) Elongation in 2 inches (50.8 mm) or 4D, minimum 32% 3.3.2 Flarability Tubing shall withstand flaring, without formation of cracks or other visible defects, by being forced, at room temperature, axially with steady pressure over a har
15、dened and polished tapered steel pin having a 74 included angle to produce a flare having a permanent expanded OD not less than shown in Table 3. SAE INTERNATIONAL AMS4574F Page 3 of 5 Table 3 Table 3A - Minimum expanded OD, inch/pound units Nominal OD Inch Expanded OD Inch Nominal OD Inches Expande
16、d OD Inches 0.125 0.200 1.000 1.187 0.188 0.290 1.250 1.500 0.250 0.359 1.500 1.721 0.312 0.421 1.750 2.106 0.375 0.484 2.000 2.356 0.500 0.656 2.500 2.856 0.625 0.781 3.000 3.356 0.750 0.937 Table 3B - Minimum expanded OD, SI units Nominal OD Millimeters Expanded OD Millimeters Nominal OD Millimete
17、rs Expanded OD Millimeters 3.18 5.08 25.40 30.15 4.78 7.37 31.75 38.10 6.35 9.12 38.10 43.71 7.92 10.69 44.45 53.49 9.53 12.29 50.80 59.84 12.70 16.66 63.50 72.54 15.88 19.84 76.20 85.24 19.05 23.80 3.3.2.1 Tubing with nominal OD between any two standard sizes shown in Table 3 shall take the same pe
18、rcentage flare as shown for the larger of the two sizes. 3.3.3 Pressure Test Tubing shall show no bulges, leaks, pinholes, cracks, or other defects when subjected to an internal hydrostatic pressure (P), calculated from Equation 1. (Eq. 1) where, P = test pressure S = 17.5 ksi (121 MPa) t = minimum
19、wall thickness D = nominal OD 3.4 Quality 3.4.1 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. 3.4.2 Tubing shall be subjected to either ultrasonic or eddy current inspecti
20、on in accordance with ASTM A1016 except that suspect indications shall not be accepted based on visual observation, i.e., indications must be either rejected or reconditioned and retested to pass the test (see 8.4). 3.5 Tolerances Shall conform to all applicable requirements of AMS2263. SAE INTERNAT
21、IONAL AMS4574F 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 confirmatory
22、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 (3.3.1), quality (3.4.2), and tolerances (3.5) are acceptance tests and shall be performed on each heat or lot as applicable
23、. 4.2.2 Periodic Tests Flarability (3.3.2) and pressure test (3.3.3) are periodic tests and shall be performed at a frequency selected by the producer unless frequency of testing is specified by purchaser. 4.3 Sampling and Testing Shall be in accordance with AMS2371 and the following: 4.3.1 Specimen
24、s for flarability test shall be full tubes or sections cut from tubes. The end of the specimen to be flared shall be cut square, with the cut end smooth and free from burrs, but not rounded. 4.4 Reports The producer of tubing shall furnish with each shipment DUHSRUWVKRZLQJWKHSURGXFHUVQDPHDQGFRXQWUZK
25、HUHWKHPHWDOwas melted (e.g., final melt in the case of metal processed by multiple melting operations) and the results of tests for composition of each heat and for tensile properties of each lot, and stating that the tubing conforms to the other technical requirements. This report shall include the
26、 purchase order number, heat and lot numbers, AMS4574F, size, and quantity. 4.5 Resampling and Retesting Shall be in accordance with AMS2371. 5. PREPARATION FOR DELIVERY 5.1 Identification Tubing shall be identified as follows: 5.1.1 Straight Tubes 0.029 Inch (0.74 mm) and Over in Wall Thickness and
27、 0.500 Inch (12.70 mm) and Over in OD, Minor Axis, or Least Width of Flat Surface Shall be marked in a row of characters recurring at intervals not greater than 3 feet (914 mm) with AMS4574F, and manufacturers identification, and nominal wall thickness. The characters shall be of such size as to be
28、legible, shall be applied using a suitable marking fluid, and shall be removable in hot alkaline cleaning solution without rubbing. The markings shall have no deleterious effect on the tubing or its performance and shall be sufficiently stable to withstand normal handling. 5.1.2 Straight Tubes Under
29、 0.029 Inch (0.74 mm) in Wall Thickness or Under 0.500 Inch (12.70 mm) in OD Shall be securely bundled and identified by a durable tag marked with the information of 5.1.1 and the nominal OD and attached to each bundle or shall be boxed and the box marked with the same information. SAE INTERNATIONAL
30、 AMS4574F Page 5 of 5 5.1.3 Coiled Tubing Shall be securely bundled and identified by a durable tag marked with the purchase order number, AMS4574F, heat number, nominal OD and wall thickness, and manufacturers identification and attached to each coil or shall be boxed and the box marked with the sa
31、me information. 5.2 Packaging Tubing 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 tubing to ensure carrier acceptance and safe delivery. 6. ACKNOWLEDGMENT A p
32、roducer shall mention this specification number and its revision letter in all quotations and when acknowledging purchase orders. 7. REJECTIONS Material not conforming to this specification, or to modifications authorized by purchaser, will be subject to rejection. 8. NOTES 8.1 Revision Indicator A
33、change bar (l) 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 the document, inclu
34、ding technical revisions. Change bars and (R) are not used in original publications, nor in documents that contain editorial changes only. 8.2 Dimensions and properties in inch/pound units and the Fahrenheit temperatures are primary; dimensions and properties in SI units and the Celsius temperatures
35、 are shown as the approximate equivalents of the primary units and are presented only for information. 8.3 Terms used in AMS are clarified in ARP1917. 8.4 Purchase documents should specify not less than the following: AMS4574F Size of tubing desired Acceptance standards for ultrasonic or eddy current inspection, as applicable Quantity of tubing desired. PREPARED BY $06&200,77()
