【英文标准名称】:StandardTestMethodforRubberProperty-EffectofLiquids
【原文标准名称】:液体对橡胶性能影响的标准试验方法
【标准号】:ASTMD471-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:D11.15
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:天然橡胶;性能;橡胶;合成橡胶;测试;拒水性
【英文主题词】:elevatedtemperature;fluidimmersion;liquidimmersion;referencefuel;rubberarticles;rubberproducts;serviceliquid;
【摘要】:Certainrubberarticles,forexample,seals,gaskets,hoses,diaphragms,andsleeves,maybeexposedtooils,greases,fuels,andotherfluidsduringservice.Theexposuremaybecontinuousorintermittentandmayoccuroverwidetemperatureranges.Propertiesofrubberarticlesdeteriorateduringexposuretotheseliquids,affectingtheperformanceoftherubberpart,whichcanresultinpartialfailure.Thistestmethodattemptstosimulateserviceconditionsthroughcontrolledacceleratedtesting,butmaynotgiveanydirectcorrelationwithactualpartperformance,sinceserviceconditionsvarytoowidely.Ityieldscomparativedataonwhichtobasejudgmentastoexpectedservicequality.Thistestmethodissuitableforspecificationcompliancetesting,qualitycontrol,refereepurposes,andresearchanddevelopmentwork.1.1Thistestmethodcoverstherequiredprocedurestoevaluatethecomparativeabilityofrubberandrubber-likecompositionstowithstandtheeffectofliquids.Itisdesignedfortesting:(1)specimensofvulcanizedrubbercutfromstandardsheets(seePracticeD3182),(2)specimenscutfromfabriccoatedwithvulcanizedrubber(seeTestMethodsD751),or(3)finishedarticlesofcommerce(seePracticeD3183).Thistestmethodisnotapplicabletothetestingofcellularrubbers,porouscompositions,andcompressedsheetpacking,exceptasdescribedin11.2.2.1.2ASTMOilsNo.2andNo.3,formerlyusedinthistestmethodasstandardtestliquids,arenolongercommerciallyavailableandin1993werereplacedwithIRM902andIRM903,respectively(seeAppendixX1fordetails).1.3ASTMNo.1Oil,previouslyusedinthistestmethodasastandardtestliquid,isnolongercommerciallyavailableandin2005wasreplacedwithIRM901;referto,FootnoteA,andAppendixX3fordetails.1.4Thistestmethodincludesthefollowing:1.5ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesinparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G34
【国际标准分类号】:83_060
【页数】:13P.;A4
【正文语种】:


【英文标准名称】:Weldedsteeltubesforpressurepurposes-Technicaldeliveryconditions-Part3:Electricresistanceandinductionweldedunalloyedandalloyedsteeltubeswithspecifiedlowtemperatureproperties
【原文标准名称】:压力用途的焊接钢管交货技术条件第3部分:规定低温性能的电阻焊接和感应焊接非合金钢管和合金钢管
【标准号】:ISO9330-3-1997
【标准状态】:现行
【国别】:国际
【发布日期】:1997-03
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC17
【标准类型】:()
【标准水平】:()
【中文主题词】:有缝管;化学成分;感应焊接;尺寸;电阻焊接;机械性能;压力管;交货条件;合金钢;公差(测量);非合金钢;钢管
【英文主题词】:Alloysteels;Chemicalcomposition;Deliveryconditions;Dimensions;Inductionwelding;Mechanicalproperties;Pressurepipes;Resistancewelding;Seamedpipes;Steelpipes;Steeltubes;Tolerances(measurement);Unalloyedsteels
【摘要】:Specifiesthetechnicaldeliveryconditionsforelectricresistanceandinductionweldedtubesofcircularcross-sectionhavingawallthicknessuptoandincluding16mm.Thesepipesareintendedforlowtemperaturepipingsystems.ForboilersandpressurevesselsISO5730isavailable.PartialrevisionofISO2604-3:1975.
【中国标准分类号】:H48
【国际标准分类号】:23_040_10
【页数】:15P;A4
【正文语种】:英语