作者:标准资料网 时间:2024-04-30 06:13:35   浏览:8709   来源:标准资料网

【英文标准名称】:Butt-weldingpipefittings-Wroughtcarbonsteelforgeneraluseandwithoutspecificinspectionrequirements
【原文标准名称】:对接焊管道接头.通用和无特殊检验要求的锻制碳钢
【标准号】:BSEN10253-1-1999
【标准状态】:现行
【国别】:英国
【发布日期】:1999-12-15
【实施或试行日期】:1999-12-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:炼钢;形状公差;热处理;缩径联接器;碟形封头;外观;硬度试验;材料的机械性能;化学成分;弯头;尺寸公差;熔焊;管帽;三通管;外观检查(试验);检修;作标记;对接接头;非合金钢;机械试验;管道配件;检验;包装;尺寸;抗拉试验
【英文主题词】:
【摘要】:1ScopeThisEuropeanStandardspecifiesrequirementsforsteelbutt-weldingfittings(elbowsandreturnbends,concentricandeccentricreducers,equalandreducingtees,dishedendsandcaps)madeofwroughtcarbonsteelanddeliveredwithoutspecificinspection.ThefittingsdescribedinthisEuropeanStandarddonotfulfilspecificdesignrequirements;consequentlytheycannotbeconsideredasconformingtotheEssentialRequirementsofthePressureEquipmentDirective(Directive97/23/ECof29.05.1997).Itspecifies:—thesteelgradeanditschemicalcomposition;—themechanicalcharacteristics;—thedimensionsandtolerances;—thetechnicalconditionsforinspectionandtesting;—themarking,packagingandinspectiondocuments.WhensteelgradeS265isspecifiedin4.1.2,thenormativeannexAappliesandtakespreferenceoverconflictingrequirementsintherelevantareasofthemaintext.AnotherpartofthisEuropeanStandard(describingfittingsintendedtofulfiltheEssentialRequirementsofthePED)is:—Butt-weldingpipefittings-Part2:Wroughtcarbonandferriticalloysteelswithspecificinspectionrequirements.2LimitationofuseTheallowedpressuresandtemperaturesaretheresponsibilityofthecustomeraccordingtothestateoftheartandinapplicationofthesafetycoefficientsspecifiedintheapplicableregulations,codesorstandards.3TechnicaldeliveryconditionsUnlessotherwisespecifiedinthisEuropeanStandardthegeneraltechnicaldeliveryconditionsspecifiedinEN10021apply.
【中国标准分类号】:J15
【国际标准分类号】:23_040_40;77_140_45
【页数】:36P;A4
【正文语种】:英语