SAE AMS 5554G-2016 Steel Corrosion and Heat-Resistant Seamless Tubing 16 5Cr - 4 5Ni - 2 9Mo - 0 10N Annealed (UNS S35000).pdf

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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 2016 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/AMS5554G AEROSPACE MATERIAL SPECIFICATION AMS5554 REV. G Issued 1957-09 Revised 2

5、016-07Superseding AMS5554F Steel, Corrosion and Heat-Resistant, Seamless Tubing 16.5Cr - 4.5Ni - 2.9Mo - 0.10N Annealed (Composition similar to UNS S35000)RATIONALE AMS5554G revises Fabrication (3.3) and Reports (4.4), and is a Five Year Review and update of this specification. 1. SCOPE 1.1 Form Thi

6、s specification covers a corrosion and heat-resistant steel in the form of thin-wall seamless tubing. 1.2 Application This tubing has been used typically for parts, such as fluid lines, requiring high strength and oxidation resistance up to 800 F (427 C), but usage is not limited to such application

7、s. 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 specific document issue is specified. When the referenc

8、ed document has 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

9、 (outside USA), www.sae.org. AMS2243 Tolerances Corrosion and Heat-Resistant Steel Tubing AMS2248 Chemical Check Analysis Limits Corrosion and Heat-Resistant Steels and Alloys, Maraging and Other Highly-Alloyed Steels, and Iron Alloys AMS2371 Quality Assurance Sampling and Testing Corrosion and Heat

10、-Resistant Steels and Alloys Wrought Products and Forging Stock SAE INTERNATIONAL AMS5554G Page 2 of 5 AMS2634 Ultrasonic Inspection Thin Wall Metal Tubing AMS2807 Identification, Carbon and Low-Alloy Steels, Corrosion and Heat-Resistant Steels and Alloys, Sheet, Strip, Plate, and Aircraft Tubing AR

11、P1917 Clarification of Terms Used in Aerospace Metals Specifications 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 E8/E8M Tension Testing of Metallic Materials ASTM E353 Chemical

12、Analysis of Stainless, Heat-Resisting, Maraging, and Other Similar Chromium-Nickel-Iron Alloys ASTM E426 Electromagnetic (Eddy-Current) Examination of Seamless and Welded Tubular Products, Titanium, Austenitic Stainless Steel and Similar Alloys ASTM E1417/E1417M Liquid Penetrant Testing 3. TECHNICAL

13、 REQUIREMENTS 3.1 Composition Shall conform to the percentages by weight shown in Table 1, determined by wet chemical methods in accordance with ASTM E353, by spectrochemical methods, or by other analytical methods acceptable to purchaser. Table 1 - Composition Element min max Carbon Manganese Silic

14、on Phosphorus Sulfur Chromium Nickel Molybdenum Nitrogen 0.08 0.50 - - - 16.00 4.00 2.50 0.07 0.12 1.25 0.50 0.040 0.030 17.00 5.00 3.25 0.13 3.1.1 Check Analysis Composition variations shall meet the applicable requirements of AMS2248. 3.2 Condition Cold drawn, annealed, and descaled. 3.3 Fabricati

15、on Tubing shall be produced by a seamless process. Any surface finishing operation applied to remove objectionable pits and surface blemishes shall be performed prior to final anneal. A light polish to improve external surface appearance may be employed after solution heat treatment. and, if perform

16、ed, the product shall be subsequently passivated. Bore conditioning is permitted after final anneal providing the tubing is not sized by metal removal methods and the tubing is passivated after any such conditioning (see 8.2.1). SAE INTERNATIONAL AMS5554G Page 3 of 5 3.4 Heat Treatment Tubing shall

17、be annealed by heating to 1850 to 1975 F (1010 to 1079 C), holding at the selected temperature within 25 F (14 C) for a time commensurate with cross-sectional wall thickness, and cooling as rapidly as possible to room temperature. 3.5 Properties Tubing shall conform to the following requirements: 3.

18、5.1 As Received 3.5.1.1 Flarability Specimens as in 4.3.1 from tubing 0.500 to 2.000 inches (12.70 to 50.80 mm), inclusive, in nominal OD shall withstand, without formation of cracks or other visible defects, flaring at room temperature by being forced axially with steady pressure over a hardened an

19、d polished tapered steel pin having a 74 degree included angle to produce a flare having a permanent expanded OD not less than 1.20 times the original nominal OD. 3.5.1.1.1 Flarability requirements for tubing under 0.500 inch (12.70 mm) or over 2.000 inches (50.80 mm) in nominal OD shall be as agree

20、d upon by purchaser and producer. 3.5.2 Response to Heat Treatment Tubing shall have the following properties after being austenite conditioned by heating to 1710 F 25 F (932 C 14 C), holding at heat for not less than 45 minutes per inch (25 mm) of nominal thickness, and cooling as rapidly as possib

21、le to room temperature; cold treated by cooling to -100 F (-73 C), or lower, holding at this temperature for not less than 1 hour for wall thicknesses up to 0.010 inch (0.25 mm), inclusive, and not less than 3 hours for wall thicknesses over 0.010 inch (0.25 mm), and warming in air to room temperatu

22、re; and tempered by heating as specified at 850 F 25 F (454 C 14 C), holding at heat for not less than 3 hours, and cooling in air. 3.5.2.1 Tensile Properties Shall be as shown in Table 2, determined in accordance with ASTM E8/E8M. Table 2 - Minimum tensile properties (SCT 850 condition) Property Va

23、lue Tensile Strength Yield Strength at 0.2% Offset Elongation in 2 inches (50.8 mm) 185 ksi (1276 M Pa) 150 ksi (1034 MPa) 8% 3.6 Quality Tubing, as received by purchaser, shall be uniform in quality and condition and shall have a finish conforming to the best practice for high quality aircraft tubi

24、ng. It shall be smooth and free from heavy scale or oxide, burrs, seams, tears, grooves, laminations, slivers, pits, and other imperfections detrimental to usage of the tubing. Surface imperfections, such as handling marks, straightening marks, light mandrel and die marks, shallow pits, and scale pa

25、ttern, will not be considered injurious if the imperfections are removable within the tolerances specified for wall thickness, but removal of such imperfections is not required. 3.6.1 When specified by purchaser, tubing shall be subjected to fluorescent penetrant inspection in accordance with ASTM E

26、1417/E1417M, to ultrasonic inspection in accordance with AMS2634, to electromagnetic (Eddy-Current) examination in accordance with ASTM E426, or to any combination thereof. Standards for acceptance shall be as established by purchaser. SAE INTERNATIONAL AMS5554G Page 4 of 5 3.7 Tolerances Shall conf

27、orm to all applicable requirements of AMS2243. 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 perfo

28、rm any confirmatory 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), nondestructive inspection when specified (3.6.1) and tolerances (3.8) are acceptance tests and shall be performed on each h

29、eat or lot as applicable. 4.2.2 Periodic Tests Flarability (3.5.1.1) and tensile properties (3.5.2.1) 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

30、and the following: 4.3.1 Specimens for flarability test (3.5.1.1) shall be full tubes or sections cut from a tube. 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 the product shall furnish with each s

31、hipment a report showing the producers name and the country where the metal was 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 nondestructive inspection, when specified, and tolerances of each lot

32、, and stating that the product conforms to the other technical requirements. This report shall include the purchase order number, heat and lot numbers, AMS5554G, size, and quantity. 4.5 Resampling and Retesting Shall be in accordance with AMS2371. 5. PREPARATION FOR DELIVERY 5.1 Sizes Except when ex

33、act lengths or multiples of exact lengths are ordered, straight tubing will be acceptable in mill lengths of 6 to 20 feet (1.8 to 6.1 m) but not more than 10% of any shipment shall be supplied in lengths shorter than 10 feet (3 m). 5.2 Identification Shall be in accordance with AMS2807. SAE INTERNAT

34、IONAL AMS5554G Page 5 of 5 5.3 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 the tubing to ensure carrier acceptance and safe delivery. 6. ACK

35、NOWLEDGMENT A producer shall mention this specification number and its revision letter in all quotations and when acknowledging purchase orders. 7. REJECTIONS Tubing not conforming to this specification, or to modifications authorized by purchaser, will be subject to rejection. 8. NOTES 8.1 Revision

36、 Indicator A 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 do

37、cument, including technical revisions. Change bars and (R) are not used in original publications, nor in documents that contain editorial changes only. 8.2 Terms used in AMS are clarified in ARP1917 and the following: 8.2.1 Bore conditioning is any mechanical cleaning method that is used in the bore

38、 of tubing to improve the final surface appearance, with no resultant dimensional change. 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 are shown as the approximate equivalents of the

39、primary units and are presented only for information. 8.4 Purchase documents should specify not less than the following: AMS5554G Size of tubing desired Quantity of tubing desired Methods for nondestructive testing and standards for acceptance, if required (see 3.6.1). PREPARED BY AMS COMMITTEE “F“