ASTM A774/A774M-2009 低温和中等温度条件下的一般腐蚀性服务用焊接锻造奥氏体不锈钢配件标准规范
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【英文标准名称】:StandardSpecificationforAs-WeldedWroughtAusteniticStainlessSteelFittingsforGeneralCorrosiveServiceatLowandModerateTemperatures
【原文标准名称】:低温和中等温度条件下的一般腐蚀性服务用焊接锻造奥氏体不锈钢配件标准规范
【标准号】:ASTMA774/A774M-2009
【标准状态】:现行
【国别】:
【发布日期】:2009
【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】:A01.22
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:奥氏体不锈钢;腐蚀条件应用;管配件.钢;管应用;不锈钢配件;温度条件应用.低;奥氏体不锈钢配件.规范;腐蚀条件应用.钢管;腐蚀性.水;低温条件应用;不锈钢配件.规范;不锈钢管.规范;钢配件.规范;水腐蚀性;焊接钢管.规范;锻造钢配件.规范
【英文主题词】:austeniticstainlesssteel;corrosiveserviceapplications;pipefittings-steel;pipingapplications;stainlesssteelfittings;temperatureserviceapplications-low;Austeniticstainlesssteelfittings--specifications;Corrosiveserviceapplications--pipe
【摘要】:1.1Thisspecificationcoversfivegradesofas-welded,wroughtausteniticstainlesssteelfittingsforlow-pressurepipingandintendedforlowandmoderatetemperaturesandgeneralcorrosiveservice.Usersshouldnotethatcertaincorrosiveconditionsmayrestricttheuseofoneormoregrades.Forapplicationsrequiringaproductthatrequiresheattreatmentorfullpressurerating,refertoSpecificationA403/A403M.Thetermx201C;fittingsx201D;appliestobuttandsocketweldingpartssuchas45x00B0;and90x00B0;elbows,tees,reducers,wyes,laterals,crosses,andstubends.1.2Thisspecificationcoversas-weldedfittings3through48in.[75through1225mm]inoutsidediameterandinnominalwallthicknesses0.062through0.500in.[1.6through12.7mm].Table1andTable2listthecommondiametersandnominalthicknessesoffittingsinthisspecification.1.3Thisspecificationdoesnotapplytocastfittings.CastausteniticsteelfittingsarecoveredbySpecificationA351/A351M.1.4Optionalsupplementaryrequirementsareprovidedforfittingswhereagreaterdegreeofexaminationisdesired.Thesesupplementaryrequirementscallforadditionaltests.Whendesired,oneormoreofthesemaybespecifiedintheorder.1.5Thisspecificationisexpressedinbothinch-poundunitsandinSIunits.However,unlesstheorderspecifiestheapplicablex201C;Mx201D;specificationdesignation(SIunits),thematerialshallbefurnishedtoinch-poundunits.1.6ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Withinthetext,theSIunitsareshowninbrackets.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.
【中国标准分类号】:J31
【国际标准分类号】:77_140_20
【页数】:4P.;A4
【正文语种】:
【原文标准名称】:低温和中等温度条件下的一般腐蚀性服务用焊接锻造奥氏体不锈钢配件标准规范
【标准号】:ASTMA774/A774M-2009
【标准状态】:现行
【国别】:
【发布日期】:2009
【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】:A01.22
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:奥氏体不锈钢;腐蚀条件应用;管配件.钢;管应用;不锈钢配件;温度条件应用.低;奥氏体不锈钢配件.规范;腐蚀条件应用.钢管;腐蚀性.水;低温条件应用;不锈钢配件.规范;不锈钢管.规范;钢配件.规范;水腐蚀性;焊接钢管.规范;锻造钢配件.规范
【英文主题词】:austeniticstainlesssteel;corrosiveserviceapplications;pipefittings-steel;pipingapplications;stainlesssteelfittings;temperatureserviceapplications-low;Austeniticstainlesssteelfittings--specifications;Corrosiveserviceapplications--pipe
【摘要】:1.1Thisspecificationcoversfivegradesofas-welded,wroughtausteniticstainlesssteelfittingsforlow-pressurepipingandintendedforlowandmoderatetemperaturesandgeneralcorrosiveservice.Usersshouldnotethatcertaincorrosiveconditionsmayrestricttheuseofoneormoregrades.Forapplicationsrequiringaproductthatrequiresheattreatmentorfullpressurerating,refertoSpecificationA403/A403M.Thetermx201C;fittingsx201D;appliestobuttandsocketweldingpartssuchas45x00B0;and90x00B0;elbows,tees,reducers,wyes,laterals,crosses,andstubends.1.2Thisspecificationcoversas-weldedfittings3through48in.[75through1225mm]inoutsidediameterandinnominalwallthicknesses0.062through0.500in.[1.6through12.7mm].Table1andTable2listthecommondiametersandnominalthicknessesoffittingsinthisspecification.1.3Thisspecificationdoesnotapplytocastfittings.CastausteniticsteelfittingsarecoveredbySpecificationA351/A351M.1.4Optionalsupplementaryrequirementsareprovidedforfittingswhereagreaterdegreeofexaminationisdesired.Thesesupplementaryrequirementscallforadditionaltests.Whendesired,oneormoreofthesemaybespecifiedintheorder.1.5Thisspecificationisexpressedinbothinch-poundunitsandinSIunits.However,unlesstheorderspecifiestheapplicablex201C;Mx201D;specificationdesignation(SIunits),thematerialshallbefurnishedtoinch-poundunits.1.6ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Withinthetext,theSIunitsareshowninbrackets.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.
【中国标准分类号】:J31
【国际标准分类号】:77_140_20
【页数】:4P.;A4
【正文语种】:
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