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【英文标准名称】:GuideforGasTransmissionandDistributionPipingSystems(consolidatedintoANSIGPTCZ380.1-2003AddendumNo.3-2005)
【原文标准名称】:气体运输和分配用管道系统的指南(与ANSIGPTCZ380.1-2003补充件3-2005联合组成的)
【标准号】:ANSI/GPTCZ380.1-2003TR04-53-2005
【标准状态】:作废
【国别】:美国
【发布日期】:2005
【实施或试行日期】:
【发布单位】:美国国家标准学会(ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:能源技术;气体分配;燃气管道;天然气储运;;;;;;;;;;;;
【英文主题词】:Energytechnology;Gasdistribution;Gaspipelines;Gastransportation
【摘要】:
【中国标准分类号】:E98
【国际标准分类号】:75_200
【页数】:
【正文语种】:英语


【英文标准名称】:StandardTestMethodforPuncture-PropagationTearResistanceofPlasticFilmandThinSheeting
【原文标准名称】:塑料薄膜和薄板的抗刺孔撕裂扩展性的标准试验方法
【标准号】:ASTMD2582-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:D20.19
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:箔;塑料;铁路;撕裂强度;测试
【英文主题词】:plasticfilm;plasticsheeting;puncturepropagation;slittear;snagging;tearresistance;"V"tear;
【摘要】:Thepuncture-propagationofteartestmeasurestheresistanceofamaterialtosnagging,ormoreprecisely,todynamicpunctureandpropagationofthatpunctureresultinginatear.Failuresduetosnaggingoccurinavarietyofenduses,includingindustrialbags,liners,andtarpaulins.TheunitsreportedinthistestmethodareNewtons(tearresistance).Experiencehasshownthatformanymaterialspuncturedoesnotcontributesignificantlytotheforcevaluedetermined,duetothesharpnessofthepropagatingprobeused.However,comparingtheresultsofprepuncturedtestspecimenswithnormalnonpuncturedspecimenswillgiveanindicationoftheextentofanypunctureresistanceinthereportedresult.Formanymaterials,theremaybeaspecificationthatrequirestheuseofthistestmethod,butwithsomeproceduralmodificationsthattakeprecedencewhenadheringtothespecification.Therefore,itisadvisabletorefertothatmaterialspecificationbeforeusingthistestmethod.Table1ofClassificationSystemD4000liststhecurrentASTMmaterialsstandards.1.1Thistestmethodcoversthedeterminationofthedynamictearresistanceofplasticfilmandthinsheetingsubjectedtoend-usesnagging-typehazards.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note1ThereisnoequivalentISOtestmethod.
【中国标准分类号】:G33
【国际标准分类号】:83_140_10
【页数】:5P.;A4
【正文语种】: