ASTM B512-2004 Standard Specification for Nickel-Chromium-Silicon Alloy (UNS N08330) Billets and Bars《镍铬硅合金坯料和棒材标准规范》.pdf
《ASTM B512-2004 Standard Specification for Nickel-Chromium-Silicon Alloy (UNS N08330) Billets and Bars《镍铬硅合金坯料和棒材标准规范》.pdf》由会员分享,可在线阅读,更多相关《ASTM B512-2004 Standard Specification for Nickel-Chromium-Silicon Alloy (UNS N08330) Billets and Bars《镍铬硅合金坯料和棒材标准规范》.pdf(2页珍藏版)》请在麦多课文档分享上搜索。
1、Designation: B 512 04Standard Specification forNickel-Chromium-Silicon Alloy (UNS N08330) Billets andBars1This standard is issued under the fixed designation B 512; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last r
2、evision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers wrought heat-resisting alloyUNS N08330 in the form of billets and bars only for reforging.1.2 The
3、 values stated in inch-pound units are to be regardedas the standard. The metric equivalent of the inch-pound unitsmay be approximate.1.3 This standard does not purport to address all of thesafety concerns, if any, associated with its use. It is theresponsibility of the user of this standard to beco
4、me familiarwith all hazards including those identified in the appropriateMaterial Safety Data Sheet for this product/material as pro-vided by the manufacturer, to establish appropriate safety andhealth practices, and determine the applicability of regulatorylimitations prior to use.2. Referenced Doc
5、uments2.1 ASTM Standards:2B 880 Specification for General Requirements for ChemicalCheck Analysis Limits for Nickel, Nickel Alloys andCobalt AlloysE 29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE 1473 Test Methods for Chemical Analysis of Nickel,Co
6、balt, and High Temperature Alloys3. Terminology3.1 Definitions of Terms Specific to This Standard:3.1.1 bar, nmaterial of round solid section with uniformcross section along its whole length, furnished in straightlengths.3.1.2 billet, nmaterial of solid section with uniform crosssection along its wh
7、ole length, furnished in straight lengths.The typical section is round-cornered square with dimensionstypically in the range 112 by 112 in. (38 by 38 mm) to 10 by 10in. (254 by 254 mm).4. Ordering Information4.1 It is the responsibility of the purchaser to specify allrequirements that are necessary
8、for material ordered under thisspecification. Examples of such requirements include, but arenot limited to, the following:4.1.1 Alloy name or UNS Number.4.1.2 ASTM designation and year of issue.4.1.3 Section (round, round-cornered square, etc.).4.1.4 Dimensions (diameter or thickness, width and leng
9、th).4.1.5 Quantity (weight or number of pieces).4.1.6 Certification State if certification is required (Sec-tion 12).4.1.7 Samples for Product (Check) AnalysisState whethersamples for product (check) analysis should be furnished.4.1.8 Purchaser InspectionIf a purchaser wishes to wit-ness tests or in
10、spections of material at place of manufacture,the purchase order must so state indicating which test orinspections are to be witnessed.5. Chemical Composition5.1 The material shall conform to the requirements as tochemical composition specified in Table 1.5.2 If a product (check) analysis is perform
11、ed by thepurchaser, the material shall conform to the chemistry of Table1, subject to the tolerances provided in Specification B 880.TABLE 1 Chemical RequirementsElementCompositionLimits, %Carbon 0.08 maxManganese 2.00 maxPhosphorus 0.03 maxSulfur 0.03 maxSilicon 0.751.50Chromium 17.020.0Nickel 34.0
12、37.0Copper 1.00 maxLead 0.005 maxTin 0.025 maxIron remainderAAElement shall be determined arithmetically by difference.1This specification is under the jurisdiction of ASTM Committee B02 onNonferrous Metals and Alloys and is the direct responsibility of SubcommitteeB02.07 on Refined Nickel and Cobal
13、t and Their Alloys.Current edition approved Feb. 1, 2004. Published February 2004. Originallyapproved in 1970. Last previous edition approved in 1999 as B 512 99.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book
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