ANSI/ASME B31.1a-2008 动力管道
作者:标准资料网 时间:2024-05-22 09:28:00 浏览:8905
来源:标准资料网
【英文标准名称】:PowerPiping
【原文标准名称】:动力管道
【标准号】:ANSI/ASMEB31.1a-2008
【标准状态】:作废
【国别】:美国
【发布日期】:2008
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:组件;定义;送水管(消防);设计;电力传输线路;电线;电气工程;检验;材料规范;管联接器;管道配件;管道;管;生产;规范(验收);调查;测试;焊接接头;焊接工艺
【英文主题词】:Components;Definitions;Deliverypipes(firefighting);Design;Electricpowertransmissionlines;Electricalcords;Electricalengineering;Inspection;Materialsspecification;Pipecouplings;Pipefittings;Pipelines;Pipes;Production;Specification(approval);Surveys;Testing;Weldedjoints;Weldingprocesses
【摘要】:Thiscodeprescribesminimumrequirementsforthedesign,materials,fabrication,erection,test,andinspectionofpowerandauxiliaryservicepipingsystemsforelectricgenerationstation,industrialandinstitutionalplants,centralanddistrictheatingplants,anddistrictheatingsystems.
【中国标准分类号】:P94
【国际标准分类号】:23_040_01
【页数】:
【正文语种】:英语
【英文标准名称】:StandardTestMethodforAirborneAsbestosConcentrationinAmbientandIndoorAtmospheresasDeterminedbyTransmissionElectronMicroscopyDirectTransfer(TEM)
【原文标准名称】:用透射式电子显微镜直接转移法测定周围环境和室内空气中气载石棉浓度的标准试验方法
【标准号】:ASTMD6281-2004
【标准状态】:作废
【国别】:美国
【发布日期】:2004
【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】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:石棉粉;石棉;空气质量;温石棉;环境空气;电子显微镜;显微术;试验;角闪石;空气
【英文主题词】:Air;Airquality;Ambientair;Amphiboles;Asbestos;Asbestosdust;Chrysotile;Electronmicroscopes;Electronmicroscopy;Microscopy;Testing
【摘要】:
【中国标准分类号】:Z15
【国际标准分类号】:13_040_01
【页数】:32P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforAdhesion-in-PeelofElastomericJointSealants
【原文标准名称】:弹性封缝料的抗撕裂粘附力的标准试验方法
【标准号】:ASTMC794-2010
【标准状态】:现行
【国别】:
【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】:C24.30
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:合成橡胶接缝料;水浸法;剥离强度试验
【英文主题词】:elastomericjointsealant;waterimmersion;Peelstrengthtests
【摘要】:Therearedifferencesinopinionamongthoseconcernedwithsealanttechnologywhetherornotthisadhesion-in-peeltestsimulatesthetypeofstrainande-tensilestressesencounteredbyasealantinnormaluse.Nevertheless,thistestprovidesavaluablemeasurementoftheabilityofthecuredsealanttomaintainabondtothesubstrateunderseverepeelconditions.Manysealantmanufacturersutilizetheadhesion-in-peeltestfordeterminingtheadhesivecharacteristicsofsealant/primercombinationswithunusualorproprietarysubstrates.Thistestisespeciallyusefulforqualitymeasurementscomparingbatchesofthesamesealantrelativetoadhesionorforstudyingadhesionofagivensealanttoavarietyofsubstrates.Thistestmethodaloneisnotappropriateforcomparingtheoverallperformanceofdifferentsealantsinagivenapplication.Theadhesiveforcethatdeterminesifagivensealantisusefulinagivenapplicationalsodependsonthemodulusofelasticityandthedegreetowhichthesealantwillbestrained.Thistest,asitexists,doesnotconsiderthemodulusofelasticity,noramountofstressthatwillbeproducedbyagivenstraininanactualsealantinamovingjoint.Noknowncorrelationsaregiventorelateandapplymodulusvaluestothepeelvalues.Thistestrequiresthattheresultsindicatewhetherthefailuremodeisprimarilyadhesiveorcohesive.Itisimportanttonotethatacohesivefailureisnotnecessarilybetterthananadhesivefailure,iftheadhesivevalueissufficientfortheapplication.Havingadhesivefailureallowsonetostudythechangeofadhesionwithtimeandwiththevariousstressconditions.1.1Thistestmethodcoversalaboratoryprocedurefordeterminingthestrengthandcharacteristicsofthepeelpropertiesofacured-in-placeelastomericjointsealant,single-ormulticomponent,foruseinbuildingconstruction.1.2Thevaluesstatedinmetric(SI)unitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareprovidedforinformationonly.1.3Thecommitteewithjurisdictionoverthisstandardisnotawareofanycomparablestandardspublishedbyotherorganizations.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyproblems,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:
【国际标准分类号】:83_060;91_100_50
【页数】:7P.;A4
【正文语种】:
