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 2013 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/AMS5589F AEROSPACE MATERIAL SPECIFICATION AMS5589 REV. F Issued 1996-09 Revised 2
5、013-11 Superseding AMS5589E Nickel Alloy, Corrosion and Heat-Resistant, Seamless Tubing 52.5Ni - 19Cr - 3.0Mo - 5.1Cb (Nb) 0.90Ti - 0.50Al - 18Fe Consumable Electrode Remelted or Vacuum Induction Melted 1775 F (968 C) Solution Heat Treated (Composition similar to UNS N07718) RATIONALE AMS5589F revis
6、es Reports (4.4) and is 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 components requiring resistance
7、 to creep and stress-rupture up to 1300 F (704 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 issue of the following
8、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 and no superseding docu
9、ment 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. AMS2263 Tolerances, Nickel,
10、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 INTERNATIONAL AMS5589F Page 2 of 7 AMS2750 Pyro
11、metry 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 International, 100 Barr Harbor Drive, P.O. Box C700, West Conshohocken, PA 19428-2959, Tel: 610-832-9585, www
12、.astm.org. ASTM A 450/A 450M General Requirements for Carbon, Ferritic Alloy, and Austenitic Alloy Steel Tubes 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 139 Conducting Creep, Creep-Rupture, a
13、nd Stress-Rupture Tests of Metallic Materials ASTM E 354 Chemical Analysis of High-Temperature, 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 Simila
14、r 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 354, by spectrochemical methods, or by other analytical methods acceptable to purchaser. TABLE 1 - COMPOSITION Element min max
15、Carbon Manganese Silicon Phosphorus Sulfur Chromium 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 3.1.1 Check Analys
16、is Composition variations shall meet the applicable requirements of AMS2269. SAE INTERNATIONAL AMS5589F Page 3 of 7 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 electr
17、ode remelting is not performed in vacuum, electrodes which have been produced by vacuum induction melting shall be used for remelting. 3.3 Condition Cold drawn or pilgered, solution heat treated, and descaled. 3.4 Fabrication Tubing shall be produced by a seamless process. The external and internal
18、surface 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 centerless-ground finish is not acceptable. A light polish to improve
19、external surface appearance may be employed after solution heat treatment. 3.5 Solution Heat Treatment Solution heat treat by heating in a protective atmosphere within the range 1725 to 1825 F (941 to 996 C), holding at the selected temperature within 25 F (14 C) for a time commensurate with cross-s
20、ectional thickness, and cooling at a rate equivalent to an air cool or faster. Pyrometry shall be in accordance with AMS2750. 3.6 Properties Tubing shall conform to the following requirements: 3.6.1 As Solution Heat Treated 3.6.1.1 Tensile Properties Tubing, 0.125 inch (3.18 mm) and over in nominal
21、OD with nominal wall thickness 0.015 inch (0.38 mm) and over, shall have the 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 155 ksi (1
22、069 MPa) 95 ksi ( 655 MPa) 30% 3.6.1.2 Average Grain Size Shall be ASTM No. 5 or finer, determined in accordance with ASTM E 112. 3.6.1.3 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 and with OD/wall thickness ratio of 10:1 or less
23、shall withstand flaring at room temperature, without formation of cracks or other visible defects, by being forced axially with 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 1.20 times
24、the original nominal outside diameter. SAE INTERNATIONAL AMS5589F Page 4 of 7 3.6.2 After Precipitation Heat Treatment Tubing 0.125 inch (3.08 mm) and over in nominal OD with nominal wall thickness 0.015 inch (0.38 mm) and over shall meet the requirements of 3.6.2.1, 3.6.2.2, and 3.6.2.3 after being
25、 precipitation heat treated by heating to 1325 F 15 (718 C 8), holding at heat for 8 hours 0.5, furnace cooling to 1150 F 15 (621 C 8) holding at 1150 F + 15 (621 C 8) until a total precipitation time of 18 hours has been reached, and cooling at a rate equivalent to an air cool or faster. Tubing sha
26、ll also meet the requirements of 3.6.2.1, 3.6.2.2, and 3.6.2.3 after being re-solution heat treated by heating to 1750 F 25 (954 C 14), holding at heat for not less than 30 minutes, and cooling at a rate equivalent to an air cool or faster and precipitation heat treated as above. 3.6.2.1 Tensile Pro
27、perties Shall be as shown in Table 3, determined in accordance with ASTM E 8/E 8M. TABLE 3 - MINIMUM TENSILE PROPERTIES Property Value Tensile Strength Yield Strength at 0.2% Offset Elongation in 2 Inches (50.8 mm) 185 ksi (1276 MPa) 150 ksi (1034 MPa) 12% 3.6.2.2 Hardness Should be not lower than 3
28、6 HRC, or equivalent (see 8.2), determined in accordance with ASTM E 18, but the tubing shall not be rejected on the basis of hardness if the tensile property requirements of 3.6.2.1 are acceptable, determined on specimens taken from the same sample as that with nonconforming hardness, or from anoth
29、er sample with similar nonconfomring hardness. 3.6.2.3 Stress-Rupture Properties at 1300 F (704 C) A tensile specimen, maintained at 1300 F 3 (704 C 2) while a load sufficient to produce an initial axial stress of 72.5 ksi (500 MPa) is applied continuously, shall not rupture in less than 23 hours. T
30、he test shall be continued to rupture without change of load. Elongation after rupture, measured at room temperature, shall be not less than 5% in 4D. Test shall be performed in accordance with ASTM E 139. 3.6.2.3.1 The test of 3.6.2.3 may be conducted using a load higher than required to produce an
31、 initial axial stress of 72.5 ksi (500 MPa) but load shall not be changed while test is in progress. Time to rupture and elongation requirements shall be as specified in 3.6.2.3. 3.6.2.3.2 The test of 3.6.2.3 may be conducted using incremental loading. In such case, the load required to produce an i
32、nitial axial stress of 72.5 ksi (500 MPa) shall be used to rupture or for 23 hours, whichever occurs first. After the 23 hours and at intervals of 8 hours minimum, thereafter, the stress shall be increased in increments of 5000 psi (34.5 MPa). Time to rupture and elongation requirements shall be as
33、specified in 3.6.2.3. 3.6.2.3.3 The stress-rupture test is not required on tubing which will not yield a suitable specimen but the alloy from which the tubing was made shall conform to the requirements of 3.6.2.3. 3.7 Quality Tubing, as received by purchaser, shall be uniform in quality and conditio
34、n 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. Surface imperfections such as handl
35、ing 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. SAE INTERNATIONAL AMS5589F Page 5 of
36、7 3.7.1 When specified by purchaser, tubing shall be subjected to electromagnetic (Eddy Current) testing in accordance with ASTM E 426, using calibration notches in accordance with ASTM A 450/A 450M. 3.7.2 Tubing shall be free from grease or other foreign material. Metallic flakes or particles shall
37、 not be collected on a clean white cloth drawn through the bore of a test sample. Discoloration of the cloth, without the presence of flakes or particles, is acceptable. 3.8 Tolerances Shall conform to all applicable requirements of AMS2263. Tolerances for tubing 1.50 to 4.50 inches (38.1 to 114.3 m
38、m) OD shall be as shown in Table 4. TABLE 4A - LARGE TUBING TOLERANCES, INCH/POUND UNITS Nominal OD Inches Tolerance Plus and Minus Inch 1.50 to 3.50, incl Over 3.50 to 4.50, incl 0.015 0.020 TABLE 4B - LARGE TUBING TOLERANCES, SI UNITS Nominal OD mm Tolerance Plus and Minus mm 38.1 to 88.9, incl Ov
39、er 88.9 to 114.3, incl 0.38 0.51 4. QUALITY ASSURANCE PROVISIONS 4.1 Responsibility for Inspection The vendor of tubing shall supply all samples for vendors tests and shall be responsible for the performance of all required tests. Purchaser reserves the right to sample and to perform any confirmator
40、y testing deemed necessary to ensure that the tubing conforms to specified requirements. 4.2 Classification of Tests 4.2.1 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), quality (3.7), and toleranc
41、es (3.8). 4.2.1.2 Tensile properties (3.6.1.1) and average grain size (3.6.1.2) of each lot as solution heat treated. 4.2.1.3 Tensile properties (3.6.2.1) and hardness (3.6.2.2) of each lot after precipitation heat treatment. 4.2.2 Periodic Tests The following requirements are periodic tests and sha
42、ll be performed at a frequency selected by the vendor unless frequency of testing is specified by purchaser: 4.2.2.1 Flarability (3.6.1.3) as solution heat treated. 4.2.2.2 Stress-rupture properties (3.6.2.3) after precipitation heat treatment. 4.2.2.3 Tensile properties (3.6.2.1), hardness (3.6.2.2
43、), and stress-rupture properties (3.6.2.3) after re-solution and precipitation heat treatment. SAE INTERNATIONAL AMS5589F Page 6 of 7 4.3 Sampling and Testing Shall be in accordance with AMS2371 and the following: 4.3.1 Specimens for flarability test (3.6.1.3) shall be full tubes or sections cut fro
44、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 the product shall furnish with each shipment a report showing the vendors name and country where the metal was melted (i.e., the final melt in t
45、he case of metal processed by multiple melting operations), and the results of tests for composition of each heat, and for tensile properties and average grain size solution heat treated of each lot, and tensile properties and hardness precipitation heat treated of each lot, and stating that the pro
46、duct conforms to the other technical requirements. This report shall include the purchase order number, heat and lot numbers, AMS5589F, size, product form and quantity. 4.5 Resampling and Retesting Shall be in accordance with AMS2371. 5. PREPARATION FOR DELIVERY 5.1 Sizes Except when exact lengths o
47、r 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 shorter than 10 feet (3 m). 5.2 Identification Shall be in accordance with AMS2807. 5.3 Packaging Tubing shal
48、l 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. ACKNOWLEDGMENT A vendor shall mention this specificatio
49、n 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 A change bar (|) located in the left margin is for the convenience of the user in locating areas where technical revisions, not editorial changes, have be
