【英文标准名称】:Weldingconsumables-Weldingconsumablesforunderwaterhyperbaricwetweldingofunalloyedandfinegrainsteels-Acceptancespecificationsfortestingandqualificationofweldingconsumablesforunderwaterhyperbaricwetwelding
【原文标准名称】:焊接消耗品.非合金和细粒钢的水下高压湿焊用焊接消耗品.水下高压湿焊用焊接消耗品的试验和鉴定的验收规范
【标准号】:DIN2302-2005
【标准状态】:现行
【国别】:德国
【发布日期】:2005-03
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;无损检验;焊接填充金属;焊接;环境;验收规范;样品;气体保护焊;电焊条;破坏试验;湿焊;训练;认可;焊接工程;抽样方法;钢;电弧焊接;材料;试验;细粒钢;压力过载;非合金钢
【英文主题词】:Acceptancespecification;Approval;Arcwelding;Definition;Definitions;Destructivetesting;Environment;Finegrainsteels;Gas-shieldedwelding;Materials;Non-destructivetesting;Pressureoverload;Rodelectrodes;Samplingmethods;Specimens;Steels;Testing;Trainings;Unalloyedsteels;Welding;Weldingengineering;Weldingfillermetals;Wetwelding
【摘要】:Thisstandardspecifiesacceptanceconditionsfortheapprovalofweldingconsumablesforunderwaterhyperbaricwetweldingofnon-alloyandfinegrainsteelswithaminimumyieldstrengthofupto420N/mm2.Itshallbeappliedwhentestedandapprovedconsumablesarerequestedbyclients,certificationauthoritiesorotherofficialbodies.Thestandardcoversproceduralrequirementsfortestingconsumablesforweldingprocesses111and136whicharecarriedoutmanuallyorsemi-mechanicallyinwethyperbaricconditions.Todate,practicalexperiencehasonlybeenmadewiththesetwoweldingprocesses,andthisstandarddoesnotcoverconsumablesusedforunderwaterweldingindryhyperbaricconditions.Thisstandardcoversonlyproceduralrequirementsfortestingweldingconsumablesforuseinwethyperbaricconditions.ClassificationofweldingconsumablesisbasedonDINEN499andDINEN758,andresistance,chemicalcompositionandtypeofcurrentusedfortestingareidentifiedaccordingly,withthesuitabilityofweldingconsumablesforhyperbaricweldinginwetconditionsindicatedbysymbolsorabbreviationsgiveninadditiontothestandarddesignation.Ingeneral,thissuitabilityshallbetestedusingfilletwelds.Itshouldbenotedthatthemechanicalpropertiesofthepureweldmetalestablishedintestingmaydifferfromresultsdeterminedinproductionwelding.Suchdiscrepanciesaretheresultofdifferencesintheweldingprocedure(suchasthediametersofelectrodesorwires,processperformance,weldingpositionandmaterialcomposition).
【中国标准分类号】:J33
【国际标准分类号】:25_160_20
【页数】:12P.;A4
【正文语种】:英语