ASTM A1014 A1014M-2009 Standard Specification for Precipitation-Hardening Fasteners and Fastener Material (UNS N07718) for High Temperature Service《高温条件下析出硬化紧固件和紧固件材料用标准规范》.pdf
《ASTM A1014 A1014M-2009 Standard Specification for Precipitation-Hardening Fasteners and Fastener Material (UNS N07718) for High Temperature Service《高温条件下析出硬化紧固件和紧固件材料用标准规范》.pdf》由会员分享,可在线阅读,更多相关《ASTM A1014 A1014M-2009 Standard Specification for Precipitation-Hardening Fasteners and Fastener Material (UNS N07718) for High Temperature Service《高温条件下析出硬化紧固件和紧固件材料用标准规范》.pdf(4页珍藏版)》请在麦多课文档分享上搜索。
1、Designation: A 1014/A 1014M 09Standard Specification forPrecipitation-Hardening Fasteners and Fastener Material(UNS N07718) for High Temperature Service1This standard is issued under the fixed designation A 1014/A 1014M; the number immediately following the designation indicates theyear of original
2、adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of lastreapproval. A superscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope*1.1 This specification covers precipitation hardening fasten-ers and fa
3、stener material (UNS N07718) for high temperatureservice.1.2 The following referenced general requirements are in-dispensable for application of this specification: SpecificationA 962/A 962M.1.3 Supplementary requirements are provided for use at theoption of the purchaser. The supplementary requirem
4、ents onlyapply when specified individually in the purchase order orcontract.1.4 This specification is expressed in both inch-pound andin SI units. However, unless the purchase order or contractspecifies the applicable M designation (SI units), the inch-pound units shall apply.1.5 The values stated i
5、n either SI units or inch-pound unitsare to be regarded separately as standard. Within the text, theSI units are shown in brackets. The values stated in eachsystem may not be exact equivalents; therefore, each systemshall be used independently of the other. Combining valuesfrom the two systems may r
6、esult in non-conformance with thestandard.2. Referenced Documents2.1 ASTM Standards:2A 370 Test Methods and Definitions for Mechanical Testingof Steel ProductsA 962/A 962M Specification for Common Requirementsfor Steel Fasteners or Fastener Materials, or Both, Intendedfor Use at Any Temperature from
7、 Cryogenic to the CreepRangeB 637 Specification for Precipitation-Hardening Nickel Al-loy Bars, Forgings, and Forging Stock for High-Temperature ServiceB 880 Specification for General Requirements for ChemicalCheck Analysis Limits for Nickel, Nickel Alloys andCobalt AlloysE112 Test Methods for Deter
8、mining Average Grain SizeE 292 Test Methods for Conducting Time-for-RuptureNotch Tension Tests of Materials2.2 ANSI Standards:B1.1 Screw Threads32.3 SAE Standards:AS 7467 Bolts And Screws, Nickel Alloy, UNS N07718Tensile Strength 185 KSI 1275 MPa Stress RuptureRated Procurement Specification43. Orde
9、ring Information3.1 OrderingIt shall be the responsibility of the purchaserto specify all requirements that are necessary for product underthis specification including any supplementary ones and thoseincluded in the ordering information required by SpecificationA 962/A 962M.4. Common Requirements4.1
10、 Common RequirementsProduct furnished to thisspecification shall conform to Specification A 962/A 962M,including any supplementary requirements indicated on thepurchase order. Failure to comply with Specification A 962/A 962M constitutes non-conformance with this specification. Ifthe requirements of
11、 this specification conflict with those ofSpecification A 962/A 962M, then the requirements of thisspecification shall prevail.5. Manufacture5.1 Melting ProcessAlloy shall be multiple melted usingconsumable electrode practice in the remelt cycle or shall beinduction melted under vacuum. If consumabl
12、e electroderemelting is not performed in vacuum, electrodes produced byvacuum induction melting shall be used.5.2 Heat Treatment:1This specification is under the jurisdiction of ASTM Committee A01 on Steel,Stainless Steel and Related Alloys and is the direct responsibility of SubcommitteeA01.22 on S
13、teel Forgings and Wrought Fittings for Piping Applications and BoltingMaterials for Piping and Special Purpose Applications.Current edition approved May 1, 2009. Published May 2009. Originallyapproved in 2000. Last previous edition approved in 2006 as A 1014 06.2For referenced ASTM standards, visit
14、the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.3Available from American National Standards Institute (ANSI), 25 W. 43rd St.,4th Floor, New York, N
15、Y 10036, http:/www.ansi.org.4Available from Society of Automotive Engineers (SAE), 400 CommonwealthDr., Warrendale, PA 15096-0001, http:/www.sae.org.1*A Summary of Changes section appears at the end of this standard.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken,
16、 PA 19428-2959, United States.5.2.1 Solution TreatmentMaterial shall be solution heattreated at a temperature within the range of 1725 to 1850 F940 to 1010 C, held at the selected temperature for a timecommensurate with cross-sectional thickness, and cooled at arate equivalent to an air cool or fast
17、er.5.2.1.1 Temperature VariationSolution treating tempera-tures shall be controlled in the range of 6 25 F 6 14 C.5.2.2 Precipitation Heat TreatmentMaterial shall beheated to a temperature of 1325 F 720 C, held at tempera-ture for eight hours minimum, furnace cooled to 1150 F 620C at 100 F 55 C per
18、hour, held at temperature for eighthours, and cooled to room temperature. Alternatively, materialmay be furnace cooled to 1150 F 620 C at any rate providedthe time at 1150 F 620 C is adjusted so the total precipi-tation heat treatment time is 18 hours minimum.5.2.2.1 Temperature VariationPrecipitati
19、on treatmenttemperatures and cooling rates shall be controlled in the rangeof 6 15 F 6 8 C.5.3 StraighteningWhen straightening is necessary it shallbe done after solution treating and prior to aging. Straighteningafter aging is prohibited.5.4 ThreadsThreads shall be formed by rolling in onepass afte
20、r oxides have been removed from the area to bethreaded.5.5 Dimensions and Tolerances, Fastener MaterialFullyheat treated fastener material shall meet the dimensionalrequirements of Specification B 637 for UNS N07718.6. Chemical Composition6.1 Remelt IngotsThe chemical analyses of each remeltedingot
21、shall conform to the requirements for chemical compo-sition prescribed in Table 1.6.2 Product AnalysisIf a product (check) analysis isperformed by the purchaser, the material shall conform to theproduct (check) analysis variations prescribed in SpecificationB 880.7. Mechanical Properties7.1 Tensile
- 1.请仔细阅读文档,确保文档完整性,对于不预览、不比对内容而直接下载带来的问题本站不予受理。
- 2.下载的文档,不会出现我们的网址水印。
- 3、该文档所得收入(下载+内容+预览)归上传者、原创作者;如果您是本文档原作者,请点此认领!既往收益都归您。
下载文档到电脑,查找使用更方便
10000 积分 0人已下载
下载 | 加入VIP,交流精品资源 |
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- ASTMA1014A1014M2009STANDARDSPECIFICATIONFORPRECIPITATIONHARDENINGFASTENERSANDFASTENERMATERIALUNSN07718FORHIGHTEMPERATURESERVICE

链接地址:http://www.mydoc123.com/p-457210.html