SAE AMS 5759M-2015 Cobalt Alloy Corrosion and Heat-Resistant Bars Forging Stock Forgings and Rings 52Co C 20Cr C 10Ni C 15W (UNS R30605).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 2015 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/AMS5759M AEROSPACE MATERIAL SPECIFICATION AMS5759 REV. M Issued 1986-02 Revised 2

5、015-12 Superseding AMS5759L Cobalt Alloy, Corrosion and Heat-Resistant, Bars, Forging Stock, Forgings, and Rings 52Co 20Cr 10Ni 15W (Similar to UNS R30605) RATIONALE AMS5759M revises condition (3.3.1.2), Properties (3.5.1.3) and Reports (4.4, 4.4.6, 4.4.7), and is a Five Year Review and update of th

6、is specification. 1. SCOPE 1.1 Form This specification covers a corrosion and heat-resistant cobalt alloy in the form of bars, forgings, flash welded rings, and stock for forging, flash welded rings, or heading. 1.2 Application These products have been used typically for parts requiring high strengt

7、h up to 1500 F (816 C) and oxidation resistance up to 2000 F (1093 C), 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 suppli

8、er 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 document has been specified, the last published issue of that document shall apply. 2.1 SAE Publications Available from SAE Internation

9、al, 400 Commonwealth Drive, Warrendale, PA 15096-0001, Tel: 877-606-7323 (inside USA and Canada) or +1 724-776-4970 (outside USA), www.sae.org. AMS2261 Tolerances, Nickel, Nickel Alloy, and Cobalt Alloy Bars, Rods, and Wire AMS2269 Chemical Check Analysis Limits, Nickel, Nickel Alloys, and Cobalt Al

10、loys AMS2371 Quality Assurance Sampling and Testing, Corrosion and Heat-Resistant Steels and Alloys, Wrought Products and Forging Stock AMS2374 Quality Assurance Sampling and Testing, Corrosion and Heat-Resistant Steel and Alloy Forgings SAE INTERNATIONAL AMS5759M Page 2 of 7 AMS2750 Pyrometry AMS28

11、06 Identification Bars, Wire, Mechanical Tubing, and Extrusions, Carbon and Alloy Steels and Corrosion and Heat-Resistant Steels and Alloys AMS2808 Identification Forgings AMS7490 Rings, Flash Welded, Corrosion and Heat-Resistant Austenitic Steels, Austenitic-Type Iron, Nickel, or Cobalt Alloys, or

12、Precipitation-Hardenable Alloys 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 E10 Brinell Hardness of Metallic Materials ASTM E13

13、9 Conducting Creep, Creep-Rupture, and Stress-Rupture Tests of Metallic Materials ASTM E354 Chemical Analysis of High-Temperature, Electrical, Magnetic, and Other Similar Iron, Nickel, and Cobalt Alloys 3. TECHNICAL REQUIREMENTS 3.1 Composition Shall conform to the percentages by weight shown in Tab

14、le 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 min max Carbon 0.05 0.15 Manganese 1.00 2.00 Silicon - 0.40 Phosphorus - 0.040 Sulfur - 0.030 Chromium 19.00 21.00

15、Nickel 9.00 11.00 Tungsten 14.00 16.00 Iron - 3.00 Cobalt remainder SAE INTERNATIONAL AMS5759M Page 3 of 7 3.1.1 Check 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 rem

16、elt cycle. 3.3 Condition The product shall be supplied in the following condition: 3.3.1 Bars, Forgings, and Flash Welded Rings Solution heat treated and descaled. 3.3.1.1 Bars shall be hot finished; round bars shall be ground or turned. 3.3.1.2 Bars shall not be cut from plate (also see 4.4.6). 3.3

17、.1.3 Flash welded rings shall not be supplied unless specified or permitted on purchasers part drawing. When supplied, rings shall be manufactured in accordance with AMS7490. 3.3.2 Stock for Forging, Flash Welded Rings, or Heading As ordered by the forging, flash welded ring, or heading manufacturer

18、. 3.4 Heat Treatment Bars, forgings, and flash welded rings shall be solution heat treated by heating to a temperature within the range 2150 to 2250 F (1177 to 1232 C), holding at the selected temperature within 25 F (14 C) for a time commensurate with section thickness, and cooling at a rate equiva

19、lent to an air cool or faster. Pyrometry shall be in accordance with AMS2750. 3.5 Properties The product shall conform to the following requirements: 3.5.1 Bars, Forgings, and Flash Welded Rings 3.5.1.1 Tensile Properties Shall be shown in Table 2, determined in accordance with ASTM E8/E8M. Table 2

20、- Minimum tensile properties Property Value Tensile Strength 125 ksi (862 MPa) Yield Strength at 0.2% Offset 45.0 ksi (310 MPa) Elongation in 4D 30% SAE INTERNATIONAL AMS5759M Page 4 of 7 3.5.1.2 Hardness Shall be as follows, determined in accordance with ASTM E10. Product shall not be rejected on t

21、he 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. 3.5.1.2.1 Bars Not higher than 277 HB, or equivalent (see 8.2), taken approxima

22、tely midway between surface and center. 3.5.1.2.2 Forgings Not higher than 248 HB, or equivalent (see 8.2). 3.5.1.2.3 Flash Welded Rings Not higher than 302 HB, or equivalent (see 8.2). 3.5.1.3 Stress-Rupture Properties at 1,500 F (816 C) Product 0.1875 inch (4.76 mm) and greater in thickness or lea

23、st distance between parallel sides shall be tested as follows: A tensile specimen, maintained at 1500 F 3 F (816 C 2 C) while a load sufficient to produce an initial axial stress of 24.0 ksi (165 MPa) or higher is applied continuously, shall not rupture in less than 24 hours. The test shall be conti

24、nued to rupture without change of load. Elongation after rupture, measured at room temperature, shall be not less than 10% in 4D. Tests shall be conducted in accordance with ASTM E139. 3.5.1.3.1 The test of 3.5.1.3 may be conducted using incremental loading. In such case, the load required to produc

25、e an initial axial stress of 24.0 ksi (165 MPa) or higher shall be used to rupture or for 24 hours, whichever occurs first. After the 24 hours and at intervals of 8 hours minimum, thereafter, the stress shall be increased in increments of 5.0 ksi (34.5 MPa). Time to rupture and elongation requiremen

26、ts shall be as specified in 3.5.1.3. 3.5.2 Stock for Forging, Flash Welded Rings, and Heading As agreed upon by purchaser and producer. 3.6 Quality The product, as received by purchaser, shall be uniform in quality and condition, sound, and free from foreign materials and from imperfections detrimen

27、tal to usage of the product. 3.6.1 Grain flow of die forgings, except in areas which contain flash-line end grain, shall follow the general contour of the forgings showing no evidence of reentrant grain flow. 3.7 Tolerances Bars shall conform to all applicable requirements of AMS2261. 4. QUALITY ASS

28、URANCE PROVISIONS 4.1 Responsibility for Inspection The producer of the product 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 testing deemed necessary to ensure t

29、hat the product conforms to specified requirements. SAE INTERNATIONAL AMS5759M Page 5 of 7 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) of each heat. 4.2.1.2 Tens

30、ile properties (3.5.1.1) and hardness (3.5.1.2) of each lot of bars, forgings, and flash welded rings. 4.2.1.3 Tolerances (3.7) of bars. 4.2.2 Periodic Tests The following requirements are periodic tests and shall be performed at a frequency selected by the producer unless frequency of testing is sp

31、ecified by purchaser: 4.2.2.1 Stress-rupture properties (3.5.1.3) of bars, forgings, and flash welded rings. 4.2.2.2 Ability of stock for forging, flash welded rings, and heading (3.5.2) to develop required properties. 4.2.2.3 Grain flow of die forgings (3.6.1). 4.3 Sampling and Testing Shall be as

32、follows: 4.3.1 Bars, Flash Welded Rings, and Stock for Forging, Flash Welded Rings, or Heading In accordance with AMS2371. 4.3.2 Forgings In accordance with AMS2374. 4.4 Reports The producer of the product shall furnish with each shipment a report showing the producers name and country where the met

33、al was melted (e.g., final melt in the case of metal processed by multiple melting operations) and the following results of tests and relevant information: 4.4.1 For each heat Composition. 4.4.2 For each lot of bars, forgings, and flash welded rings. Tensile Properties Hardness. 4.4.3 A statement th

34、at the product conforms to the other technical requirements. 4.4.4 Purchase order number Heat and lot numbers AMS5759M Product form Size Quantity. SAE INTERNATIONAL AMS5759M Page 6 of 7 4.4.5 If forgings are supplied, the size and melt source of stock used to make the forgings. 4.4.6 Report the nomi

35、nal metallurgically worked cross sectional size and the cut size, if different (see 3.3.1.2). 4.4.7 The producer of forging stock shall furnish with each shipment a report showing the producers name and country where the metal was melted (e.g., final melt in the case of metal processed by multiple m

36、elting operations), and the results of tests for composition of each heat. This report shall include the purchase order number, heat number, AMS5759M, size and quantity. 4.5 Resampling and Retesting Shall be as follows: 4.5.1 Bars, Flash Welded Rings, and Stock for Forging, Flash Welded Rings, or He

37、ading In accordance with AMS2371. 4.5.2 Forgings In accordance with AMS2374. 5. PREPARATION FOR DELIVERY 5.1 Sizes Except when exact lengths or multiples of exact lengths are ordered, straight bars will be acceptable in mill lengths of 6 to 24 feet (1.8 to 7.3 m) but not more than 25% of any shipmen

38、t shall be supplied in lengths of 6 to 9 feet (1.8 to 2.7 m) except that for bars weighing over 25 pounds per foot (37 kg/m), short lengths down to 2 feet (610 mm) may be supplied. 5.2 Identification Shall be as follows: 5.2.1 Bars In accordance with AMS2806. 5.2.2 Forgings In accordance with AMS280

39、8. 5.2.3 Flash Welded Rings and Stock for Forging, Flash Welded Rings, or Heading As agreed upon by purchaser and producer. 5.3 Packaging The product shall be prepared for shipment in accordance with commercial practice and in compliance with applicable rules and regulations pertaining to the handli

40、ng, packaging, and transportation of the product to ensure carrier acceptance and safe delivery. 6. ACKNOWLEDGMENT A producer shall mention this specification number and its revision letter in all quotations and when acknowledging purchase orders. SAE INTERNATIONAL AMS5759M Page 7 of 7 7. REJECTIONS

41、 Product not conforming to this specification, or to modifications authorized by purchaser, will be subject to rejection. 8. NOTES 8.1 Revision 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,

42、 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, including technical revisions. Change bars and (R) are not used in original publications, nor in documents that contain editorial changes only. 8.2 H

43、ardness conversion tables for metals are presented in ASTM E140. 8.3 Terms used in 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 approxim

44、ate equivalents of the primary units and are presented only for information. 8.5 Purchase documents should specify not less than the following: AMS5759M Product form and size or part number of product desired Quantity of product desired If forging stock, specify any additional property requirements beyond those identified in 4.4.7 and provide details of how to obtain the desired samples. PREPARED BY COMMITTEE “F”