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 2010 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/AMS5590F AEROSPACE MATERIAL SPECIFICATION AMS5590 REV. F Issued 1966-09 Reaffirmed 2006-04 Re
5、vised 2010-06 Superseding AMS5590E Nickel Alloy, Corrosion and Heat-Resistant, Seamless Tubing 52.5Ni - 19Cr - 3.0Mo - 5.1Cb (Nb) - 0.90Ti - 0.50Al - 18Fe Consumable Electrode or Vacuum Induction Melted 1950 F (1066 C) Solution Heat Treated (Composition similar to UNS N07718) RATIONALE AMS5590F resu
6、lts from a Five Year Review and update of this specification. 1. SCOPE 1.1 Form This specification covers a corrosion and heat-resistant nickel alloy in the form of seamless tubing. 1.2 Application This tubing has been used typically for fluid lines and structural components requiring high strength
7、at cryogenic temperatures and for short-time service up to 1200 F (649 C) and oxidation resistance up to 1800 F (982 C), particularly those parts which are formed or welded and then heat treated to develop desired properties, but usage is not limited to such applications. 2. APPLICABLE DOCUMENTS The
8、 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 been cancelled
9、 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.sae.org. AMS2
10、263 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 SAE AMS5590F Page 2 of 6 A
11、MS2632 Inspection, Ultrasonic, of Thin Materials, 0.50 Inch (12.7 mm) and Under in Cross-Sectional Thickness AMS2807 Identification, Carbon and Low-Alloy Steels, Corrosion and Heat-Resistant Steels and Alloys, Sheet, Strip, Plate, and Aircraft Tubing 2.2 ASTM Publications Available from ASTM Interna
12、tional, 100 Barr Harbor Drive, P.O. Box C700, West Conshohocken, PA 19428-2959, Tel: 610-832-9585, www.astm.org. 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 354 Chemical Analysis of High-Temper
13、ature, Electrical, Magnetic, and Other Similar Iron, Nickel, and Cobalt Alloys ASTM E 426 Electromagnetic (Eddy-Current) Examination of Seamless and Welded Tubular Products, Austenitic Stainless Steel and Similar Alloys ASTM E 1417 Liquid Penetrant Testing 3. TECHNICAL REQUIREMENTS 3.1 Composition S
14、hall conform to the percentages by weight shown in Table 1, determined by wet chemical methods in accordance with ASTM E 354, by spectrochemical methods, or by other analytical methods acceptable to purchaser. TABLE 1 - COMPOSITION Element min max Carbon Manganese Silicon Phosphorus Sulfur Chromium
15、Nickel Molybdenum Columbium (Niobium) Titanium Aluminum Cobalt Tantalum Boron Copper Iron - - - - - 17.00 50.00 2.80 4.75 0.65 0.20 - - - - remainder 0.08 0.35 0.35 0.015 0.015 21.00 55.00 3.30 5.50 1.15 0.80 1.00 0.05 0.006 0.30 SAE AMS5590F Page 3 of 6 3.1.1 Check Analysis Composition variations s
16、hall meet the applicable requirements of AMS2269. 3.2 Melting Practice Alloy shall be produced by multiple melting using consumable electrode practice in the remelt cycle or shall be induction melted under vacuum. If consumable electrode remelting is not performed in vacuum, electrodes which have be
17、en produced by vacuum induction melting shall be used for remelting. 3.3 Condition Cold drawn, solution heat treated, and unless solution heat treatment is performed in an atmosphere yielding a bright finish, pickled as required. No specific solution heat treating instructions are specified but it i
18、s recommended that the tubing be solution heat treated by heating in a suitable protective atmosphere to 1950 F 25 (1066 C 14), holding at heat for not more than 30 minutes, and cooling at a rate equivalent to an air cool or faster. 3.4 Fabrication Tubing shall be produced by a seamless process. Sur
19、face finishes may be produced by pickling, bright annealing, or any method which will provide the required surface condition and which will not affect limits of wall thickness or corrosion resistance, with the exception that a centerlessground finish is not acceptable. A light polish to improve exte
20、rnal surface appearance may be employed. 3.5 Properties Tubing shall conform to the following requirements: 3.5.1 As Solution Heat Treated 3.5.1.1 Tensile Properties Tubing having nominal OD of 0.125 inch (3.18 mm) and over with nominal wall thickness of 0.015 inch (0.38 mm) and over shall have the
21、properties shown in Table 2, determined in accordance with ASTM E 8/E 8M. TABLE 2 - TENSILE PROPERTIES Property Value Tensile Strength, max Yield Strength at 0.2% Offset, max Elongation in 2 Inches (50.8 mm), min 145 ksi (1000 MPa) 85 ksi ( 586 MPa) 30% 3.5.1.2 Average Grain Size Shall be ASTM No. 3
22、 or finer, determined in accordance with ASTM E 112. 3.5.1.3 Flarability Specimens as in 4.3.1 from tubing 0.188 to 2.000 inches (4.78 to 50.80 mm), inclusive, in nominal OD shall withstand flaring at room temperature, without formation of cracks or other visible defects, by being forced axially wit
23、h steady pressure over a hardened and polished tapered steel pin having a 74-degree included angle to produce a flare having a permanent expanded OD not less than 1.25 times the original nominal outside diameter. SAE AMS5590F Page 4 of 6 3.5.2 After Precipitation Heat Treatment Tubing shall meet the
24、 requirements of 3.5.2.1 and 3.5.2.2 after being precipitation heat treated by heating to 1400 F 15 (760 C 8), holding at heat for 10 hours 0.5, furnace cooling to 1200 F 15 (649 C 8), holding at 1200 F 15 (649 C 8) until a total precipitation time of 20 hours has been reached, and cooling at a rate
25、 equivalent to an air cool or faster. 3.5.2.1 Tensile Properties Shall be as shown in Table 3 for tubing 0.125 inch (3.18 mm) and over in nominal OD with nominal wall thickness of 0.015 inch (0.38 mm) and over, determined in accordance with ASTM E 8/E 8M. TABLE 3 - MINIMUM TENSILE PROPERTIES Propert
26、y Value Tensile Strength Yield Strength at 0.2% Offset Elongation in 2 Inches (50.8 mm) 170 ksi (1172 MPa) 145 ksi (1000 MPa) 15% 3.5.2.2 Hardness Shall be not lower than 36 HRC, or equivalent, (See 8.2) determined in accordance with ASTM E 18. 3.6 Quality Tubing, as received by purchaser, shall be
27、uniform in quality and condition and shall have a finish conforming to the best practice for high quality aircraft tubing. 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. Surf
28、ace imperfections, such as handling marks, straightening marks, light mandrel and die marks, shallow pits, and scale pattern, 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
29、.1 When specified by purchaser, tubing shall be subjected to fluorescent penetrant inspection in accordance with ASTM E 1417, to ultrasonic inspection in accordance with AMS2632, to electromagnetic (eddy-current) inspection in accordance with ASTM E 426, or to any combination thereof. Tubing shall m
30、eet the requirements of 3.6 and other acceptance criteria established by the cognizant engineering organization (See 8.5). 3.6.2 Tubing shall be free from grease, oil or other foreign materials. Metallic flakes or particles shall not be collected on a clean white cloth drawn through the length of th
31、e bore of a test sample. Discoloration of the cloth, without the presence of flakes or particles, is acceptable. 3.7 Tolerances Shall conform to all applicable requirements of AMS2263. 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for Inspection The vendor of tubing shall supply all samples for
32、 vendors tests and shall be responsible for the performance of all required tests. Purchaser reserves the right to sample and to perform any confirmatory testing deemed necessary to ensure that the tubing conforms to specified requirements. SAE AMS5590F Page 5 of 6 4.2 Classification of Tests 4.2.1
33、Acceptance Tests The following requirements are acceptance tests and shall be performed on each heat or lot as applicable: 4.2.1.1 Composition (3.1) of each heat. 4.2.1.2 Tensile properties (3.5.1.1) and average grain size (3.5.1.2) of each lot as solution heat treated. 4.2.1.3 Tensile properties (3
34、.5.2.1) of each lot after precipitation heat treatment. 4.2.1.4 Quality (3.6) and tolerances (3.7) of each lot. 4.2.2 Periodic Tests The following requirements are periodic tests and shall be performed at a frequency selected by the vendor unless frequency of testing is specified by purchaser: 4.2.2
35、.1 Flarability (3.5.1.3) of tubing as solution heat treated. 4.2.2.2 Hardness (3.5.2.2) of tubing after precipitation heat treatment. 4.3 Sampling and Testing Shall be in accordance with AMS2371 and the following: 4.3.1 Specimens for flarability test (3.5.1.3) shall be full tubes or sections cut fro
36、m 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 vendor of tubing shall furnish with each shipment a report showing the results of tests for composition of each heat and for tensile properties and averag
37、e grain size solution heat treated and tensile properties precipitation heat treated of each lot, and stating that the product conforms to the other technical requirements. This report shall include the purchase order number, heat and lot numbers, AMS5590F, size, and quantity. 4.5 Resampling and Ret
38、esting Shall be in accordance with AMS2371. 5. PREPARATION FOR DELIVERY 5.1 Sizes Except when exact lengths or multiples of exact lengths are ordered, straight tubing will be acceptable in mill lengths of 6 to 24 feet (1.8 to 7.3 m) but not more than 25% of any shipment shall be supplied in lengths
39、shorter than 10 feet (3 m). 5.2 Identification Shall be in accordance with AMS2807. SAE AMS5590F Page 6 of 6 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 t
40、ransportation of the tubing to ensure carrier acceptance 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 Tubing not conforming to this specification, or to modificati
41、ons authorized by purchaser, will be subject to rejection. 8. NOTES 8.1 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
42、of the document title indicates a complete revision of 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 Hardness conversion tables for metals are presented in ASTM E 140. 8.3 Terms used i
43、n AMS are clarified in ARP1917. 8.4 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. 8.5 Purchase documents should specify not less than the following: AMS5590F Size of tubing desired Quantity of tubing desired Methods for nondestructive testing, if required (See 3.6.1). PREPARED BY AMS COMMITTEE “F“
