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 theref
2、rom, 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 InternationalAll rights reserved. No part of this publi
3、cation 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: +1 724-776-4970 (out
4、side USA)Fax: 724-776-0790Email: CustomerServicesae.orgSAE WEB ADDRESS: http:/www.sae.orgSAE values your input. To provide feedbackon this Technical Report, please visithttp:/www.sae.org/technical/standards/AMS5609DAEROSPACE MATERIAL SPECIFICATIONAMS5609 REV. DIssued 1964-01Revised 1999-10Reaffirmed
5、 2013-08Superseding AMS5609CSteel, Corrosion and Heat Resistant, Bars, Wire,Forgings, Tubing, and Rings12Cr - 0.12Cb (SAE 51410 Modified)Ferrite Controlled, Annealed(Composition similar to UNS S41040)RATIONALEAMS5609D has been reaffirmed to comply with the SAE 5-year Review policy.1. SCOPE1.1 FormTh
6、is specification covers an aircraft-quality, corrosion and heat resistant steel in the form of bars, wire, forgings, mechanical tubing, flash welded rings, and stock for forging or flash welded rings.1.2 ApplicationThese products have been used typically for parts requiring a combination of high roo
7、m temperature tensile properties with oxidation resistance up to 1000 F (538 C) and where control of ferrite content is necessary, but usage is not limited to such applications.1.2.1 Certain design and processing procedures may cause these products to become susceptible to stress-corrosion cracking;
8、 ARP1110 recommends practices to minimize such conditions.2. APPLICABLE DOCUMENTSThe issue of the following documents in effect on the date of the purchase order form a part of this specification to the extent specified herein. The supplier may work to a subsequent revision of a document unless a sp
9、ecific document issue is specified. When the referenced document has been canceled and no superseding document has been specified, the last published issue of that document shall apply.SAE INTERNATIONAL AMS5609D Page 2 of 82.1 SAE PublicationsAvailable from SAE, 400 Commonwealth Drive, Warrendale, P
10、A 15096-0001.AMS 2241 Tolerances, Corrosion and Heat Resistant Steel, Iron Alloy, Titanium, and Titanium Alloy Bars and WireMAM 2241 Tolerances, Metric, Corrosion and Heat Resistant Steel, Iron Alloy, Titanium, and Titanium Alloy Bars and WireAMS 2243 Tolerances, Corrosion and Heat Resistant Steel T
11、ubingMAM 2243 Tolerances, Metric, Corrosion and Heat Resistant Steel TubingAMS 2248 Chemical Check Analysis Limits, Corrosion and Heat Resistant Steels and Alloys, Maraging and Other Highly-Alloyed Steels, and Iron AlloysAMS 2303 Aircraft Quality Steel Cleanliness, Martensitic Corrosion-Resistant St
12、eels, Magnetic Particle Inspection ProcedureMAM 2303 Aircraft Quality Steel Cleanliness, Martensitic Corrosion-Resistant Steels, Magnetic Particle Inspection Procedure, Metric (SI) MeasurementAMS 2315 Determination of Delta Ferrite ContentAMS 2371 Quality Assurance Sampling and Testing, Corrosion an
13、d Heat Resistant Steels and Alloys, Wrought Products and Forging StockAMS 2374 Quality Assurance Sampling and Testing, Corrosion and Heat Resistant Steel and Alloy ForgingsAMS 2806 Identification, Bars, Wire, Mechanical Tubing, and Extrusions, Carbon and Alloy Steels and Corrosion and Heat Resistant
14、 Steels and AlloysAMS 2808 Identification, ForgingsAMS 7493 Rings, Flash Welded, Non-Austenitic, Corrosion Resistant SteelsARP1110 Minimizing Stress Corrosion Cracking in Wrought Forms of Steels and Corrosion Resistant Steels and AlloysAS1182 Standard Machining Allowance, Aircraft-Quality and Premiu
15、m Aircraft-Quality Steel Bars and Mechanical TubingSAE INTERNATIONAL AMS5609D Page 3 of 82.2 ASTM PublicationsAvailable from ASTM, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959.ASTM A 370 Mechanical Testing of Steel ProductsASTM E 112 Determining the Average Grain SizeASTM E 340 Macroetchi
16、ng Metals and AlloysASTM E 353 Chemical Analysis of Stainless, Heat-Resisting, Maraging, and Other Similar Chromium-Nickel-Iron Alloys3. TECHNICAL REQUIREMENTS3.1 CompositionShall conform to the percentages by weight shown in Table 1, determined by wet chemical methods in accordance with ASTM E 353,
17、 by spectrochemical methods, or by other analytical methods acceptable to purchaser.TABLE 1 - COMPOSITIONElement min maxCarbon 0.12 0.15Manganese - 0.60Silicon - 0.50Phosphorus - 0.025Sulfur - 0.025Chromium 11.50 12.50Columbium 0.05 0.20Nickel - 0.75Molybdenum - 0.20Aluminum - 0.05Copper - 0.50Tin -
18、 0.05Nitrogen - 0.083.1.1 Check AnalysisComposition variations shall meet the requirements of AMS 2248 except that check analysis limits for columbium shall be 0.02 under minimum and 0.05 over maximum.3.2 ConditionThe product shall be supplied in the following condition:3.2.1 BarsAnnealed.SAE INTERN
19、ATIONAL AMS5609D Page 4 of 83.2.1.1 Round BarGround or turned.3.2.1.2 Bars other than rounds, over 0.500 to 2.750 inches (12.70 to 69.85 mm), inclusive, in nominal distance between parallel sides and all hexagons shall be cold finished.3.2.1.3 Bars, other than rounds and hexagons, over 2.750 inches
20、(69.85 mm) in nominal diameter or distance betweenparallel sides shall be hot finished.3.2.2 WireAnnealed and cold drawn.3.2.3 Forging and Flash Welded RingsAnnealed.3.2.3.1 Flash welded rings shall not be supplied unless specified or permitted on the purchasers part drawing. When supplied, rings sh
21、all be manufactured in accordance with AMS 7493. 3.2.4 Mechanical TubingAnnealed and cold finished.3.2.5 Stock for Forging or Flash Welded RingsAs ordered by the forging or flash welded ring manufacturer.3.3 PropertiesThe product shall conform to the following requirements; hardness and tensile test
22、ing shall be performed in accordance with ASTM A 370.3.3.1 Tensile Properties and Hardness as Received3.3.1.1 Bars, Forging, Mechanical Tubing, and Flash Welded RingsHardness shall not be higher than 241 HB or equivalent (See 8.2).3.3.1.2 WireTensile strength shall not be higher than 115 ksi (793 MP
23、a) or equivalent hardness (See 8.3).3.3.2 MacrostructureVisual examination of transverse sections from bars, wire, billets, tube rounds, and stock for forging or flash welded rings,etched in hot hydrochloric acid in accordance with ASTM E 340, shall show no pipe or cracks. Porosity, segregation, inc
24、lusions, and other imperfections shall be no worse than macrostructure standards acceptable to purchaser.3.3.3 DecarburizationBars, wire, and tubing ordered ground, turned, or polished shall be free from decarburization on the ground, turned, or polished surfaces, determined microscopically at a mag
25、nification not exceeding 100X.SAE INTERNATIONAL AMS5609D Page 5 of 83.3.4 Average Grain SizeShall be ASTM No. 5 or finer, determined in accordance with ASTM E 112 (See 8.4).3.3.5 Ferrite ContentShall be not more than 5%, determined in accordance with AMS 2315.3.3.6 Response to Heat TreatmentTensile
26、specimens, taken from the product, or from precursor material (for forgings See 3.3.6.1), having a minimum nominal diameter of 0.250 inches (6.35 mm), which have been heat treated in accordance with 3.3.6.2 and tested in accordance with ASTM A 370 shall meet the requirements shown in Table 2 and 3.3
27、.6.4.3.3.6.1 To test forgings, specimen may be taken from forgings, forging stock, or stock which has been forged to simulate the least reduced section of the forgings.3.3.6.2 Heat to 1700 F 10 (927 C 6), hold at heat for not less than 1 hour 0.1, and cool in still air and double temper by heating t
28、o 600 F 10 (316 C 6), holding at heat for 2 hours 0.25, and cooling at a rate equivalent to a still air cool.TABLE 2 - MINIMUM LONGITUDINAL TENSILE PROPERTIESProperties ValueTensile Strength 185 ksi (1276 MPa)Yield Strength at 0.2% Offset 152 ksi (1048 MPa)Elongation in 4D 10%Reduction of Area 30%3.
29、3.6.3 Long-Transverse Tensile TestsMay be used instead of longitudinal tests if suitable specimens are obtainable from the product, and shall meet the longitudinal tensile properties of Table 2.3.3.6.4 HardnessShall be 40 to 45 HRC, or equivalent (See 8.2). Product shall not be rejected on the basis
30、 of hardness if the tensile properties of 3.3.6, determined on specimens taken from the same sample as that with nonconforming hardness or from another sample with similar nonconforming hardness, are acceptable.3.3.7 Stock for Flash Welded RingsSpecimens taken from the stock after heat treatment as
31、in 3.3.6.2 shall conform to the requirements of Table 2 and 3.3.6.4.3.4 QualityThe product, as received by purchaser, shall be uniform in quality and condition, sound, and free from foreign materials and from imperfections detrimental to usage of the product.3.4.1 Steel shall be aircraft quality con
32、forming to AMS 2303 or MAM 2303.SAE INTERNATIONAL AMS5609D Page 6 of 83.4.2 Bars and tubing ordered hot rolled or cold drawn, or ground, turned, or polished, shall, after removal of the standard machining allowance in accordance with AS1182, be free from seams, laps, tears, and cracks open to the gr
33、ound, turned, or polished surface.3.4.3 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 re-entrant grain flow.3.5 TolerancesShall be as follows:3.5.1 Bars and WireIn accordance with AMS 2241 or MA
34、M 2241.3.5.2 Mechanical TubingIn accordance with AMS 2243 or MAM 2243.4. QUALITY ASSURANCE PROVISIONS4.1 Responsibility for InspectionThe vendor of the product shall supply all samples for vendors tests and shall be responsible for the performance of all required tests. Purchaser reserves the right
35、to sample and to perform any confirmatory testing deemed necessary to ensure that the product conforms to specified requirements.4.2 Classification of Tests4.2.1 Acceptance TestsComposition (3.1), tensile properties and hardness as received (3.3.1), macrostructure (3.3.2), decarburization (3.3.3), a
36、verage grain size (3.3.4), ferrite content (3.3.5), response to heat treatment (3.3.6), and frequency-severity cleanliness rating (3.4.1) are acceptance tests and shall be performed on each heat or lot as applicable.4.2.2 Periodic TestsTests of forging stock (3.3.6.1) and stock for flash welded ring
37、s (3.3.7) to demonstrate ability to develop required properties, and grain flow of die forgings 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 TestingShall be as follows:4.3.1 Bars, Wire, Mechanic
38、al Tubing, Flash Welded Rings, and Stock for Forging or Flash Welded RingsIn accordance with AMS 2371.4.3.2 ForgingsIn accordance with AMS 2374.SAE INTERNATIONAL AMS5609D Page 7 of 84.4 ReportsThe vendor of the product shall furnish with each shipment a report showing the results of tests for chemic
39、al composition, macrostructure, average grain size, and frequency-severity cleanliness rating of each heat and for hardness or tensile strength (as applicable) as received, ferrite content, and response to heat treatment of each lot, and stating that the product conforms to the other technical requi
40、rements. This report shall include the purchase order number, heat and lot numbers, AMS 5609D, size, and quantity. If forgings are supplied, the part number and the size and melt source of stock used to make the forgings shall also be included.4.5 Resampling and RetestingShall be as follows:4.5.1 Ba
41、rs, Wire, Mechanical Tubing, Flash Welded Rings, and Stock for Forging or Flash Welded RingsIn accordance with AMS 2371.4.5.2 ForgingsIn accordance with AMS 2374.5. PREPARATION FOR DELIVERY5.1 SizesExcept when exact lengths or multiples of exact lengths are ordered, straight bars, wire, and tubing w
42、ill be acceptable in mill lengths of 6 to 20 feet (1.8 to 6.1 m) but not more than 10% of any shipment shall be supplied in lengths shorter than 10 feet (3 m).5.2 IdentificationShall be as follows:5.2.1 Bars, Wire, and Mechanical TubingIn accordance with AMS 2806.5.2.2 ForgingsIn accordance with AMS
43、 2808.5.2.3 Flash Welded Rings and Stock for Forging or Flash Welded RingsAs agreed upon by purchaser and vendor.5.3 PackagingThe product shall be prepared for shipment in accordance with commercial practice and in compliance with applicable rules and regulations pertaining to the handling, packagin
44、g, and transportation of the product to ensure carrier acceptance and safe delivery.SAE INTERNATIONAL AMS5609D Page 8 of 86. ACKNOWLEDGMENTA vendor shall mention this specification number and its revision letter in all quotations and when acknowledging purchase orders.7. REJECTIONSProduct not confor
45、ming to this specification, or to modifications authorized by purchaser, will be subject to rejection.8. NOTES8.1 The 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 issu
46、e of this specification. An (R) symbol to the left of the document title indicates a complete revision of the specification.8.2 Hardness conversion tables for metals are presented in ASTM E 140.8.3 Tensile strength to hardness conversions are presented in ASTM A 370.8.4 The phase “occasional grains
47、as large as 3 permissible” has been deleted to clarify the intended use of ASTM E 112.8.5 Terms used in AMS are clarified in ARP1917 and as follows:8.5.1 The term “mechanical tubing” as used in AMS means a heavy-walled cylindrical tubing, intended primarily for themachining of circular rings, flange
48、s, shafts, etc, having a wall thickness which is a substantial proportion of the outer diameter; such tubing is not normally used for the transmission of fluids and parts made from it are usually machined all over. This product is sometimes known as “hollow bar”.8.6 Dimensions and properties in inch
49、/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.8.7 Purchase documents should specify not less than the following: AMS 5609DForm and size of product desiredQuantity of product desiredStandards for acceptance of macrostructure (See 3.3.2).PR
