ASTM D 5930-2001 用瞬变线源技术对塑料热导性的标准试验方法
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【英文标准名称】:StandardTestMethodforThermalConductivityofPlasticsbyMeansofaTransientLine-SourceTechnique
【原文标准名称】:用瞬变线源技术对塑料热导性的标准试验方法
【标准号】:ASTMD5930-2001
【标准状态】:现行
【国别】:美国
【发布日期】:2001
【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】:聚合材料;导热性;试验;塑料和橡胶技术;材料试验
【英文主题词】:Materialstesting;Plastics;Plasticsandrubbertechnology;Polymericmaterials;Testing;Thermalconductivity
【摘要】:
【中国标准分类号】:G31
【国际标准分类号】:83_080_20
【页数】:5P;A4
【正文语种】:英语
【英文标准名称】:StandardPracticeforFluxLeakageExaminationofFerromagneticSteelTubularProducts
【原文标准名称】:铁磁钢管形制品的磁力泄漏检验的标准实施规程
【标准号】:ASTME570-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:E07.07
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:electromagnetic(eddycurrent)testing;ferromagnetic;fluxleakage;NDT;nondestructivetesting;steel;tubularproducts;Discontinuities--metals/alloys;Electromagnetic(eddycurrent)testing;Ferromagneticpipe/tube;Fluxleaktesting;Leaktesti
【摘要】:Thispracticeoutlinesaprocedureforexaminingferromagnetictubularproductsusingthefluxleakagemethod.Ifproperlyapplied,thismethodiscapableofdetectingthepresenceandlocationofsignificantlongitudinallyortransverselyorienteddiscontinuitiessuchaspits,scabs,slivers,gouges,roll-ins,laps,seams,cracks,holes,andimproperweldsinferromagnetictubesunderinspection.Inaddition,theseverityofadiscontinuitymaybeestimatedandarejectionlevelsetwithrespecttothemagnitudeoftheelectromagneticindicationproducedbythediscontinuity.Theresponsefromnaturaldiscontinuitiescanbesignificantlydifferentfromtheresponseforartificialdiscontinuitiessuchasdrilledholesornotchesofequivalentdepth.Forthisreason,sufficientworkshouldbedonetodeterminetheconditionsnecessarytodetectandmarknaturaldiscontinuitieswhosecharacteristicswilladverselyaffecttheserviceabilityofthetube,inordertoestablishacceptancecriteriabetweenthesupplierandpurchaser.1.1Thispracticecoverstheapplicationandstandardizationofequipmentusingthefluxleakagetestmethodfordetectionofoutersurface,innersurface,andsubsurfacediscontinuitiesinferromagneticsteeltubularproducts(Note1)ofuniformcrosssectionsuchasseamlessandweldedtubing.Note18212;Thetermx201C;tubex201D;orx201C;tubularproductx201D;willbeusedtorefertobothpipeandtubing.1.2Thispracticeisintendedforuseontubularproductshavingoutsidediametersfromapproximatelyx00BD;to24in.(12.7to610mm)withwallthicknessestox00BD;in(12.7mm).Thesetechniqueshavebeenusedforothersizes,however,andmaybesospecifieduponcontractualagreementbetweenthepurchaserandthesupplier.1.3Thispracticedoesnotestablishacceptancecriteria;theymustbespecifiedbytheusingparties.1.4Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.5Thisstandarddoesnotpurporttoaddressthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H26
【国际标准分类号】:77_140_40
【页数】:7P.;A4
【正文语种】:英语
【英文标准名称】:Roadvehicles-Stabilizingdevicesforcaravansandlighttrailers-Part1:Integratedstabilizers
【原文标准名称】:道路车辆.旅居挂车和轻型挂车用稳定装置.第1部分:整体式稳定杆
【标准号】:ISO11555-1-2003
【标准状态】:现行
【国别】:国际
【发布日期】:2003-07
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC22
【标准类型】:()
【标准水平】:()
【中文主题词】:球状连接器;旅居挂车;规范(验收);定义;作标记;道路车辆;运动;轻;稳定性;挂车;试验;静荷载;牵引装置
【英文主题词】:Ballcouplings;Caravans;Definition;Definitions;Light(magnitude);Marking;Motion;Roadvehicles;Specification(approval);Stability;Staticloading;Testing;Towingattachment;Trailers
【摘要】:ThispartofISO11555specifiesrequirementsforintegratedstabilizersforcentral-axle(single-axleortandem-axle)trailersuptoamaximumladenmassof3500kg.IntegratedstabilizersconformingwithitsrequirementsareabletobeusedtogetherwithISO3853-complianttowingdeviceswithoutrestriction.
【中国标准分类号】:T71
【国际标准分类号】:43_100
【页数】:7P;A4
【正文语种】:英语