ASTM B655/B655M-2010 铌-铪合金棒材和线材用标准规范

作者:标准资料网 时间:2024-05-14 02:25:38  浏览:9502   来源:标准资料网

【英文标准名称】:StandardSpecificationforNiobium-HafniumAlloyBarandWire
【原文标准名称】:铌-铪合金棒材和线材用标准规范
【标准号】:ASTMB655/B655M-2010
【标准状态】:现行
【国别】:
【发布日期】:2010
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:B10.03
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:铌-铪合金棒材;铌-铪合金线材;铌-铪合金;UNSR04295(铌-钶合金)
【英文主题词】:niobium-hafniumalloybar;niobium-hafniumalloywire;Niobium-hafniumalloys;UNSR04295(Nb-Cballoy)
【摘要】:Thefollowingappliestoallspecifiedlimitsinthisstandardforpurposesofdeterminingconformancewiththisspecification.Theobservedvalueoracalculatedvalueshallberoundedofftothenearestunitinthelastright-handdigitusedinexpressingthespecificationlimit,inaccordancewiththerounding-offmethodofPracticeE29.1.1Thisspecificationcovershafniumalloyedniobiumbarandwire.1.2ThematerialcoveredbythisspecificationisR04295,niobium-basealloycontainingapproximately10%hafniumand1%titanium.1.3ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.4Thefollowingsafetyhazardscaveatpertainsonlytothetestmethodsportion,Section14,ofthisspecification:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H64
【国际标准分类号】:77_150_99
【页数】:4P.;A4
【正文语种】: