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 ther
2、efrom, 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 2017 SAE International All rights reserved. No part of this
3、publication 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: +1 724-776-49
4、70 (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:/standards.sae.org/AMS5596M AEROSPACE MATERIAL SPECIFICATION AMS5596 REV. M Issued 1964-01 Revised 2017-11 Supers
5、eding AMS5596L Nickel Alloy, Corrosion and Heat-Resistant, Sheet, Strip, Foil and Plate 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 AMS5596M res
6、ults from a limited scope ballot to revise Heat Treatment (3.4.5), and also revises Reports (4.4) and Identification (5.1.1). 1. SCOPE 1.1 Form This specification covers a corrosion and heat-resistant nickel alloy in the form of sheet, strip, foil, and plate 1.00 inch (25.4 mm) and under in thicknes
7、s (see 8.5). 1.2 Application These products have been used typically for parts requiring resistance 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,
8、 but usage is not limited to such applications. 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 d
9、ocument issue is specified. When the referenced 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: 877-606-73
10、23 (inside USA and Canada) or +1 724-776-4970 (outside USA), www.sae.org. AMS2262 Tolerances Nickel, Nickel Alloy, and Cobalt Alloy Sheet, Strip, and Plate AMS2269 Chemical Check Analysis Limits Nickel, Nickel Alloys, and Cobalt Alloys AMS2371 Quality Assurance Sampling and Testing Corrosion and Hea
11、t-Resistant Steels and Alloys Wrought Products and Forging Stock SAE INTERNATIONAL AMS5596M Page 2 of 10 AMS2807 Identification Carbon and Low-Alloy Steels, Corrosion and Heat-Resistant Steels and Alloys Sheet, Strip, Plate, and Aircraft Tubing ARP1917 Clarification of Terms Used in Aerospace Metals
12、 Specifications AS4194 Sheet and Strip Surface Finish Nomenclature AS6279 Industry Standard Practices for Production, Distribution, and Procurement of Metal Stock 2.2 ASTM Publications Available from ASTM International, 100 Barr Harbor Drive, P.O. Box C700, West Conshohocken, PA 19428-2959, Tel: 610
13、-832-9585, www.astm.org. ASTM A480/A480M Flat-Rolled Stainless and Heat-Resisting Steel Plate, Sheet, and Strip ASTM E3 Preparation of Metallographic Specimens ASTM E8/E8M Tension Testing of Metallic Materials ASTM E18 Rockwell Hardness of Metallic Materials ASTM E21 Elevated Temperature Tension Tes
14、ts for Metallic Materials ASTM E112 Determining Average Grain Size ASTM E139 Conducting Creep, Creep-Rupture, and Stress-Rupture Tests of Metallic Materials ASTM E140 Hardness Conversion Tables for Metals Relationship Among Brinell Hardness, Vickers Hardness, Rockwell Hardness, Superficial Hardness,
15、 Knoop Hardness, Scleroscope Hardness, and Leeb Hardness ASTM E290 Bend Testing of Material for Ductility ASTM E354 Chemical Analysis of High-Temperature, Electrical, Magnetic, and Other Similar Iron, Nickel, and Cobalt Alloys ASTM E384 Microindentation Hardness of Materials SAE INTERNATIONAL AMS559
16、6M Page 3 of 10 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 E354, by spectrochemical methods, or by other analytical methods acceptable to purchaser. Table 1 - Composition Element Mi
17、n Max Carbon - 0.08 Manganese - 0.35 Silicon - 0.35 Phosphorus - 0.015 Sulfur - 0.015 Chromium 17.00 21.00 Nickel 50.00 55.00 Molybdenum 2.80 3.30 Columbium (Niobium) 4.75 5.50 Titanium 0.65 1.15 Aluminum 0.20 0.80 Cobalt - 1.00 Tantalum - 0.05 Boron - 0.006 Copper - 0.30 Iron remainder 3.1.1 Check
18、Analysis Composition variations shall meet the applicable requirements of AMS2269. 3.2 Melting Practice Alloy shall be multiple melted using consumable electrode practice in the remelt cycle or shall be induction melted under vacuum. If consumable electrode remelting is not performed in vacuum, elec
19、trodes which have been produced by vacuum induction melting shall be used for remelting. 3.3 Condition The product shall be supplied in the following condition: 3.3.1 Sheet, Strip, and Foil Hot or cold rolled, solution heat treated, and, unless solution heat treatment is performed in an atmosphere y
20、ielding a bright finish, descaled having a surface appearance in accordance with ASTM A480/A480M and AS4194 comparable to 3.3.1.1 and 3.3.1.2, as applicable, except that product 0.010 inch (0.25 mm) and under in nominal thickness shall have a surface appearance comparable to No. 2B finish. 3.3.1.1 S
21、heet No. 2D finish. 3.3.1.2 Strip No. 1 strip finish. SAE INTERNATIONAL AMS5596M Page 4 of 10 3.3.2 Plate Hot rolled, solution heat treated, and, unless solution heat treatment is performed in an atmosphere yielding a bright finish, descaled. 3.4 Solution Heat Treatment 3.4.1 Product 0.050 Inch (1.2
22、7 mm) and Over in Thickness Heat to a temperature within the range 1725 to 1825 F (941 to 996 C), hold at the selected temperature within 25 F (14 C) for a time commensurate with product thickness, and cool at a rate equivalent to an air cool or faster. 3.4.2 Product under 0.050 Inch (1.27 mm) in Th
23、ickness No specific heat treating instructions are specified, but it is recommended that the product be solution heat treated by heating in a suitable protective atmosphere, preferably in hydrogen or argon (see 3.4.4) or in vacuum (10-4 Torr or less), to a temperature within the range 1725 to 1825 F
24、 (941 to 996 C), holding at the selected temperature within 25 F (14 C) for a time commensurate with product thickness, and cooling at a rate equivalent to an air cool or faster. 3.4.3 The use of dissociated ammonia as protective atmosphere is not recommended. 3.4.4 For product 0.010 inch (0.25 mm)
25、and under in nominal thickness, a dew point of -60 F (-50 C) or lower is preferable when using hydrogen or argon atmosphere. 3.4.5 Continuous Heat Treating - Process parameters (i.e., furnace temperature setpoints, heat input, travel rate, etc.) for continuous heat treating lines shall be establishe
26、d by the material producer and validated by testing of product to specified requirements. 3.5 Properties Product, 1.00 inch (25.4 mm) and under in nominal thickness, shall conform to the following requirements: 3.5.1 As Solution Heat Treated 3.5.1.1 Tensile Properties Shall be as shown in Table 2, d
27、etermined in accordance with ASTM E8/E8M. Table 2 Table 2A - Tensile properties, inch/pound units Nominal Thickness Inch Tensile Strength ksi, max Yield Strength at 0.2% Offset ksi, max Elongation in 2 Inches or 4D %, min Up to 0.010, incl 140 80.0 report Over 0.010 to 0.1874, incl 140 80.0 30 Over
28、0.1874 to 1.00, incl 150 105 30 Table 2B - Tensile properties, SI units Nominal Thickness Millimeters Tensile Strength MPa, max Yield Strength at 0.2% Offset MPa, max Elongation in 50.8 mm or 4D %, min Up to 0.25, incl 965 552 report Over 0.25 to 4.760, incl 965 552 30 Over 4.760 to 25.4, incl 1034
29、724 30 SAE INTERNATIONAL AMS5596M Page 5 of 10 3.5.1.2 Hardness Shall be not higher than shown in Table 3, or equivalent (see 8.2), determined in accordance with ASTM E18; for thin gages, where superficial hardness testing is impractical, microhardness testing in accordance with ASTM E384 may be use
30、d. Product shall not be rejected on the basis of hardness if the tensile properties of 3.5.1.1 are acceptable, determined on specimens taken from the same sample as that with nonconforming hardness or from another sample with similar nonconforming hardness. Table 3 - Maximum hardness Nominal Thickne
31、ss Inch Nominal Thickness Millimeters Hardness Up to 0.1874, incl Up to 4.760, incl 102 HRB Over 0.1874 to 1.00, incl Over 4.760 to 25.4, incl 25 HRC 3.5.1.3 Bending Product 0.1874 inch (4.760 mm) and under in nominal thickness shall be tested in accordance with ASTM E290 using a sample prepared nom
32、inally 0.75 inch (19.0 mm) in width with its axis of bending parallel to the direction of rolling and shall withstand without cracking bending at room temperature through an angle of 180 degrees around a diameter equal to the bend factor shown in Table 4 times the nominal thickness of the product. T
33、able 4 - Bending parameters Nominal Thickness Inch Nominal Thickness Millimeters Bend Factor Up to 0.050, incl Up to 1.27, incl 1 Over 0.050 to 0.1874, incl Over 1.27 to 4.760, incl 2 3.5.1.4 Average Grain Size Shall be as follows, determined in accordance with ASTM E112: 3.5.1.4.1 For Product 0.010
34、 inch (0.25 mm) and Under in Nominal Thickness ASTM No. 8 or finer. 3.5.1.4.2 For Product Over 0.010 to 0.250 inch (0.25 to 6.35 mm), Inclusive, in Nominal Thickness ASTM No. 6 or finer. 3.5.1.4.3 For Product Over 0.250 inch (6.35 mm) in Nominal Thickness ASTM No. 4 or finer. 3.5.1.5 Surface Microst
35、ructure Metallographic examination on the unetched and etched specimen cross-section of product 0.125 inch (3.18 mm) and under in thickness, shall disclose no alloy depleted surface layer (see 8.3.1), intergranular attack, or other detrimental surface conditions greater than 0.0005 inch (0.013 mm) f
36、or product 0.060 inch (1.52 mm) and under in nominal thickness, or greater than 0.001 inch (0.025 mm) for product over 0.060 inch (1.52 mm) in nominal thickness. Other standards for acceptance or limits for product over 0.125 inch (3.18 mm) in thickness may be established by purchaser. Each specimen
37、 shall be prepared according to ASTM E3 and evaluated at 500X magnification. SAE INTERNATIONAL AMS5596M Page 6 of 10 3.5.2 After Precipitation Heat Treatment The product shall have the following properties after being precipitation heat treated by heating to 1325 F 15 F (718 C 8 C), holding at heat
38、for 8 hours 0.5 hour, cooling at a rate of 100 F 15 F (56 C 8 C) degrees per hour to 1150 F 15 F (621 C 8 C), holding at 1150 F 15 F (621 C 8 C) for 8 hours 0.5 hour, and cooling in air. Instead of the 100 F 15 F (56 C 8 C) degrees per hour cooling rate to 1150 F 15 F (621 C 8 C), product may be fur
39、nace cooled at any rate provided the time at 1150 F 15 F (621 C 8 C) is adjusted to give a total precipitation heat treatment time of 18 hours. The product shall also meet the requirements of 3.5.2.1, 3.5.2.2, and 3.5.2.3 after being re-solution heat treated by heating to 1750 F 25 F (954 C 14 C), h
40、olding at heat for 60 minutes 5 minutes, and cooling at a rate equivalent to an air cool or faster and precipitation heat treated as above. 3.5.2.1 Tensile Properties 3.5.2.1.1 At Room Temperature Shall be as shown in Table 5, determined in accordance with ASTM E8/E8M. Table 5 Table 5A - Minimum roo
41、m temperature tensile properties, inch/pound units Nominal Thickness Inch Tensile Strength ksi Yield Strength at 0.2% Offset ksi Elongation in 2 Inches or 4D % Up to 0.010, incl 180 150 report Over 0.010 to 1.00, incl 180 150 12 Table 5B - Minimum room temperature tensile properties, SI units Nomina
42、l Thickness Millimeters Tensile Strength MPa Yield Strength at 0.2% Offset MPa Elongation in 50.8 mm or 4D % Up to 0.25, incl 1241 1034 report Over 0.25 to 25.4, incl 1241 1034 12 3.5.2.1.2 At 1200 F (649 C) Shall be as shown in Table 6, determined in accordance with ASTM E21 on specimens heated to
43、1200 F 5 F (649 C 3 C), held at heat for not less than 20 minutes before testing, and tested at 1200 F 5 F (649 C 3 C). Table 6 Table 6A - Minimum elevated temperature tensile properties, inch/pound units Nominal Thickness Inch Tensile Strength ksi Yield Strength at 0.2% Offset ksi Elongation in 2 I
44、nches or 4D % Up to 0.025, incl 140 115 5 Over 0.025 to 1.00, incl 145 120 5 Table 6B - Minimum elevated temperature tensile properties, SI units Nominal Thickness Millimeters Tensile Strength MPa Yield Strength at 0.2% Offset MPa Elongation in 50.8 mm or 4D % Up to 0.64, incl 965 793 5 Over 0.64 to
45、 25.4, incl 1000 827 5 SAE INTERNATIONAL AMS5596M Page 7 of 10 3.5.2.1.2.1 For product 0.010 inch (0.25 mm) and under in nominal thickness, properties may be established using a sample up to 0.025 inch (0.64 mm) in nominal thickness from the same master coil and heat. The suppliers certification of
46、test shall indicate the thickness at which the elevated temperature tensile test was performed. Properties do not apply to product 0.010 inch (0.25 mm) and under, but product shall be produced from product under 0.025 inch (0.64 mm) that has met property requirements. 3.5.2.2 Hardness Shall be not l
47、ower than 36 HRC, or equivalent (see 8.2), determined in accordance with ASTM E18; for thin gages, where superficial hardness testing is impractical, microhardness testing in accordance with ASTM E384 may be used. Product shall not be rejected on the basis of hardness if the tensile properties of 3.
48、5.2.1.1 are acceptable, determined on specimens taken from the same sample as that with nonconforming hardness or from another sample with similar nonconforming hardness. 3.5.2.3 Stress-Rupture Properties at 1200 F (649 C) A tensile specimen, maintained at 1200 F 3 F (649 C 2 C) while a load sufficient to product the initial axial stress shown in Table 7 or higher stress is applied continuously, shall not rupture in less than 23 hours. The test shall be continued to rupture without change of load. Elongation after rupture, measured at room temperature, shall be not less than specified in T
