【英文标准名称】:StandardSpecificationforHeat-TreatedCarbonSteelFittingsforLow-TemperatureandCorrosiveService
【原文标准名称】:低温和腐蚀性条件下用热处理碳钢标准规范
【标准号】:ASTMA858/A858M-2010
【标准状态】:现行
【国别】:美国
【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】:A01.22
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:corrosiveserviceapplications;pipefittings&x2013;steel;pipingapplications;pressurecontainingparts;temperatureserviceapplications&x2013;low;Carbonsteelflanges/fittings/valves/parts
【摘要】:1.1Thisspecificationcoversheat-treatedwroughtcarbonsteelpipingfittingswithloweredcarboncontentofseamlessandelectricfusion-weldedconstructioncoveredbythelatestrevisionsinASMEB16.9,ASMEB16.11,MSSSP-75,MSSSP-79,MSSSP-83,MSSSP-95,orMSSSP-97.FittingsdifferingfromtheseASMEandMSSstandardsshallbefurnishedinaccordancewithSupplementaryRequirementS58ofSpecificationA960/A960M.Thesefittingsareforuseinpressurecomponentswhereinherentnotchtoughnessandoptimumsulfide-crackingresistancearerequired,suchasoilandgasindustrypipinganddistributionsystems.1.2Optionalsupplementaryrequirementsareprovidedforfittingswhenagreaterdegreeofexaminationisdesired.Oneormoreofthesupplementaryrequirementsmaybespecifiedintheorder.1.3Thisspecificationdoesnotcovercast-weldingfittingsorfittingsmachinedfromcastings.1.4ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Withinthetext,theSIunitsareshowninbrackets.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.Unlesstheotherspecifiestheapplicablex201C;Mx201D;specificationdesignation(SIunits),thematerialshallbefurnishedtoinch-poundunits.
【中国标准分类号】:H40
【国际标准分类号】:23_040_40
【页数】:5P.;A4
【正文语种】:英语