Product Code:SAE AMS5821
Title:Steel, Corrosion Resistant, Welding Wire, 12Cr (SAE 51410 Modified) Ferrite Control Grade
Issuing Committee:Ams F Corrosion Heat Resistant Alloys Committee
Scope:This specification covers a corrosion-resistant steel in the form of welding wire.【英文标准名称】:Flangesandtheirjoints-Designrulesforgasketedcircularflangeconnections-Part1:Calculationmethod
【原文标准名称】:法兰和其对接口.加垫圆形法兰链接的设计规则.第1部分:计算方法
【标准号】:BSEN1591-1-2001+A1-2009
【标准状态】:现行
【国别】:英国
【发布日期】:2001-08-15
【实施或试行日期】:2001-09-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:计算方法;圆形;设计;名称与符号;法兰连接;法兰管件;法兰;力;垫圈;负荷;锁定装置及定位装置;材料;数学计算;管联接器;额定值;螺钉(螺栓)
【英文主题词】:Calculatingmethods;Circularshape;Design;Designations;Flangeconnections;Flangedfittings;Flanges;Force;Gaskets;Loading;Lockingandlocatingdevices;Materials;Mathematicalcalculations;Pipecouplings;Ratings;Screws(bolts)
【摘要】:1.1GeneralThisEuropeanStandarddefinesaCalculationmethodforbolted,gasketed,circularflangejoints.Itspurposeistoensurestructuralintegrityandcontrolofleaktightness.!ThefollowingequationsusegasketparametersbasedondefinitionsandtestmethodsspecifiedinEN13555."1.2RequirementforuseoftheCalculationmethodWherepermitted,theCalculationmethodisanalternativetodesignvalidationbyothermeanse.g.–specialtesting;–provenpractice;–useofstandardflangeswithinpermittedconditions.1.3Validity1.3.1GeometryTheCalculationmethodisapplicabletotheconfigurationshaving:?flangeswhosesectionisgivenormaybeassimilatedtothosegiveninFigures4to12;?fourormoreidenticalboltsuniformlydistributed;?gasketwhosesectionandconfigurationafterloadingcanbeassimilatedbyoneofthosegiveninFigure3;flangedimensionwhichmeetthefollowingconditions:NOTEForexplanationsofsymbolsseeclause3.NOTETheconditionbF/eF≤5,0neednotbemetforcollarincombinationwithlooseflange.Thevalues0,01and0,10aretobeappliedforsoft(non-metallic)andhard(metallic)gasketsrespectively.AmoreprecisecriterionisgiveninannexA.NOTEAttentionmayneedtobegiventotheeffectsoftolerancesandcorrosionondimensions;referenceshouldbemadetoothercodesunderwhichthecalculationismade,forexamplevaluesaregiveninEN13445andEN13480.ThefollowingconfigurationsareoutsidethescopeoftheCalculationmethod:–flangesofessentiallynon-axisymmetricgeometry,e.g.splitlooseflanges,webreinforcedflanges;–flangeconnectionshavingdirectorindirectmetaltometalcontactbetweenflangesinsideand/oroutsidethegasket,insideand/oroutsidetheboltcircle,exceptthespecialcaseofspacer-seatedflanges,whichiscoveredinannexG.
【中国标准分类号】:J15
【国际标准分类号】:23_040_60
【页数】:60P.;A4
【正文语种】:英语