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 2017 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:/standards.sae.org/AMS5814C AEROSPACE MATERIAL SPECIFICATION AMS5814 REV. C Issued 1994-04 Revised 2006-03 Reaffir
5、med 2017-12 Superseding AMS5814B Cobalt Alloy, Corrosion and Heat-Resistant, Welding Wire 52Co - 20Cr - 20Ni - 7.5Ta Vacuum Melted (Composition similar to UNS R30918) RATIONALE AMS5814C has been reaffirmed to comply with the SAE Five-Year Review policy. 1. SCOPE: 1.1 Form: This specification covers
6、a corrosion and heat-resistant cobalt alloy in the form of welding wire. 1.2 Application: This wire has been used typically as filler metal for gas-metal-arc or gas-tungsten-arc welding of parts fabricated from similar or dissimilar corrosion and heat-resistant steels or alloys, but usage is not lim
7、ited 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 document issue is spe
8、cified. 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: 877-606-7323 (inside USA and
9、Canada) or 724-776-4970 (outside USA), www.sae.org. AMS 2269 Chemical Check Analysis Limits, Nickel, Nickel Alloys and Cobalt Alloys AMS 2371 Quality Assurance Sampling and Testing, Corrosion and Heat-Resistant Steels and Alloys, Wrought Products and Forging Stock AMS 2813 Packaging and Marking of P
10、ackages of Welding Wire, Standard Method AMS 2814 Packaging and Marking of Packages of Welding Wire, Premium Quality AMS 2816 Identification, Welding Wire, Tab Marking Method AMS 2819 Identification, Welding Wire, Direct Color Code System ARP1313 Determination of Trace Elements in High Temperature A
11、lloys ARP1876 Weldability Test for Weld Filler Metal Wire ARP4926 Alloy Verification and Chemical Composition Inspection of Welding Wire 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.
12、ASTM E 354 Chemical Analysis of High-Temperature, Electrical, Magnetic, and Other Similar Iron, Nickel, and Cobalt Alloys SAE INTERNATIONAL AMS5814C Page 2 of 7_ 3. TECHNICAL REQUIREMENTS: 3.1 Composition: Wire shall conform to the percentages by weight shown in Table 1, determined by wet chemical m
13、ethods in accordance with ASTM E 354 except as specified in 3.1.2, by spectrochemical methods, or by other analytical methods acceptable to purchaser. TABLE 1-Composition Element min max Carbon (3.1.4) Manganese Silicon Phosphorus Sulfur Chromium Nickel Tantalum Aluminum Boron Iron Copper Zirconium
14、Tin Lead Bismuth Silver Cobalt 0.04 - - - - 19.0 19.0 7.0 - - - - - - - - - remainder 0.10 0.10 0.20 0.01 0.008 21.0 21.0 8.0 0.10 0.0030 (30 ppm) 0.50 0.15 0.02 0.0050 (50 ppm) 0.0025 (25 ppm) 0.0025 (25 ppm) 0.0025 (25 ppm) 3.1.1 Check Analysis: Composition variations shall meet the applicable req
15、uirements of AMS 2269; no variation over maximum will be permitted for tin, lead, bismuth, and silver. 3.1.2 Tin, lead, bismuth, and silver shall be determined in accordance with ARP1313. 3.1.3 Chemical analysis of initial ingot, bar, or rod stock before drawing, other than those analyses required t
16、o be done on the finished wire, is acceptable provided the processes used for drawing or rolling, annealing, and cleaning, are controlled to ensure continued conformance to chemical composition requirements. 3.1.4 Shall be determined on finished wire. 3.2 Melting Practice: Alloy shall be produced by
17、 multiple melting using consumable electrode practice in the remelt cycle or shall be vacuum induction melted. If consumable electrode remelting is not performed in vacuum, electrodes which have been produced by vacuum induction melting shall be used for remelting. SAE INTERNATIONAL AMS5814C Page 3
18、of 7_ 3.3 Condition: Cold worked in a temper and with a surface finish which will provide proper feeding of the wire in machine welding equipment. 3.4 Fabrication: 3.4.1 Wire shall be formed from rod or bar descaled by a process which does not affect the composition of the wire. Surface irregulariti
19、es inherent with a forming process that does not tear the wire surfaces are acceptable provided the wire conforms to the tolerances of 3.7. 3.4.2 Butt welding is permissible provided both ends to be joined are alloy verified using a method capable of distinguishing the alloy from all other alloys pr
20、ocessed in the facility, or the repair is made at the wire processing station. The butt weld shall not interfere with uniform, uninterrupted feeding of the wire in machine welding equipment. 3.4.3 In-process annealing, if required, between cold rolling or drawing operations, shall be performed in va
21、cuum or protective atmospheres to ensure freedom from surface oxidation and absorption of other extraneous elements. 3.4.4 Residual elements, drawing compounds, oxides, dirt, oil, dissolved gasses and other foreign materials picked up during wire processing that can adversely affect the welding char
22、acteristics, the operation of the equipment, or the properties of the weld metal, shall be removed by cleaning processes that will neither result in pitting nor cause gas absorption by the wire or deposition of substances harmful to welding operations. 3.5 Properties: Wire shall conform to the follo
23、wing requirements: 3.5.1 Weldability: Melted wire shall flow smoothly and evenly during welding and shall produce acceptable welds, determined by a procedure acceptable to purchaser. ARP1876 may be used to resolve disputes. 3.5.2 Spooled Wire: Shall conform to 3.5.2.1 and 3.5.2.2. 3.5.2.1 Cast: Wire
24、, wound on standard 12-inch (305-mm) diameter spools, shall have imparted to it a curvature such that a specimen sufficient in length to form one loop with a 1-inch (25-mm) overlap, when cut from the spool and laid on a flat surface, shall form a circle 15 to 50 inches (381 to 1270 mm) in diameter.
25、3.5.2.2 Helix: The specimen on which cast was determined, when laid on a flat surface and measured between adjacent turns, shall show a vertical separation not greater than 1 inch (25 mm). SAE INTERNATIONAL AMS5814C Page 4 of 7_ 3.6 Quality: Wire, as received by purchaser, shall be uniform in qualit
26、y and condition, sound, and free from foreign materials and from imperfections detrimental to welding operations, operation of welding equipment, or properties of the deposited weld metal. 3.7 Sizes and Tolerances: Wire shall be supplied in the sizes and to the tolerances shown in 3.7.1 and 3.7.2. 3
27、.7.1 Diameter: Shall be as shown in Table 2. TABLE 2A-Sizes and Diameter Tolerances, Inch/Pound Units Form Nominal Diameter, Inch Tolerance, InchPlus and MinusCut Lengths 0.030, 0.035, 0.045 0.002 Cut Lengths 0.062, 0.078, 0.094, 0.125, 0.156, 0.187 0.002 Spools 0.007, 0.010, 0.015 0.0005 Spools 0.0
28、20, 0.030, 0.035, 0.045, 0.062 0.001 Spools 0.078, 0.094 0.002 TABLE 2B-Sizes and Diameter Tolerances, SI Units Form Nominal Diameter Millimeters Tolerance, MillimeterPlus and Minus Cut Lengths 0.76, 0.89, 1.14 0.05 Cut Lengths 1.57, 1.98, 2.39, 3.18, 3.96, 4.75 0.05 Spools 0.18, 0.25, 0.38 0.013 Sp
29、ools 0.51, 0.76, 0.89, 1.14, 1.57 0.025 Spools 1.98, 2.39 0.05 3.7.2 Length: Cut lengths shall be furnished in 18, 27, or 36 inch (457, 686, or 914 mm) lengths as ordered, and shall not vary more than +0, -0.5 inch (+0, -13 mm) from the length ordered. 4. QUALITY ASSURANCE PROVISIONS: 4.1 Responsibi
30、lity for Inspection: The vendor of wire 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 confirmatory testing deemed necessary to ensure that the wire conforms to specified require
31、ments. SAE INTERNATIONAL AMS5814C Page 5 of 7_ 4.2 Classification of Tests: 4.2.1 Acceptance Tests: Composition (3.1), sizes and tolerances (3.7), and alloy verification (5.2.1) are acceptance tests and shall be performed on each heat or lot as applicable. 4.2.2 Periodic Tests: Weldability (3.5.1),
32、cast (3.5.2.1), and helix (3.5.2.2) are periodic tests and shall be performed at a frequency selected by the vendor unless frequency of testing is specified by purchaser. 4.3 Sampling and Testing: Shall be in accordance with AMS 2371 and as specified herein. 4.4 Reports: The vendor of wire shall fur
33、nish with each shipment a report showing the results of tests for the full composition of each heat, and for the carbon analysis of each lot, and stating that the wire conforms to the other technical requirements. This report shall include the purchase order number, heat and lot numbers, AMS 5814C,
34、nominal size, and quantity. 4.5 Resampling and Retesting: Shall be in accordance with AMS 2371. 5. PREPARATION FOR DELIVERY: 5.1 Wire shall be supplied either on spools in one continuous length for machine welding or in cut lengths for manual welding, as ordered. Wire on each spool or in each packag
35、e of cut lengths shall be from the same heat of material 5.2 Alloy Verification: 5.2.1 Wire from each spool or package of cut lengths shall be alloy verified by a method acceptable to purchaser and vendor. The alloy verification methods of ARP4926 are recommended. 5.2.2 An 8 inch (203 mm) length of
36、wire shall be made accessible at both ends of each spool for alloy verification. 5.3 Identification: Shall be in accordance with AMS 2816 unless AMS 2819 or another method is specified by purchaser. 5.4 Packaging and Marking: Shall be in accordance with AMS 2813 unless AMS 2814 or another method is
37、specified by purchaser. SAE INTERNATIONAL AMS5814C Page 6 of 7_ 6. ACKNOWLEDGMENT: A vendor shall mention this specification number and its revision letter in all quotations and when acknowledging purchase orders. 7. REJECTIONS: Wire not conforming to this specification, or to modifications authoriz
38、ed 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 been made to the previous issue of this specification. An (R) symbol to the left of the
39、 document title indicates a complete revision of the specification, including technical revisions. Change bars and (R) are not used in original publications, nor in specifications that contain editorial changes only. 8.2 Terms used in AMS are clarified in ARP1917. 8.3 Dimensions and properties in in
40、ch/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. 8.4 Purchase documents should specify not less than the following: AMS 5814C Size and form (spools or cut lengths) of wire desired Length of cut lengths or weight of spools desired Quantity of wire desired. 8.5 Key Words: Cobalt, heat-resistant, welding wire, UNS R30918 PREPARED UNDER THE JURISDICTION OF AMS COMMITTEE “F“ SAE INTERNATIONAL AMS5814C Page 7 of 7_
