【英文标准名称】:StandardSpecificationforPolyethylene(PE)ThermoplasticHigh-PressureIrrigationPipelineSystems
【原文标准名称】:聚乙烯(PE)热塑性高压灌溉管道系统规范
【标准号】:ASTMF771-1999(2005)
【标准状态】:现行
【国别】:
【发布日期】:1999
【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】:F17.61
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:热塑性聚合物;灌溉工程;凸版印刷;聚乙烯;塑料制品;管道装置;建筑
【英文主题词】:high-pressure;irrigation;pipelinesystem;polyethylene;thermoplastic
【摘要】:1.1Thisspecificationcoverspolyethylene(PE)thermoplasticpipelinesusedtoconvey,atratedpressuresof80to200psi,waterthatistobeusedforirrigationpurposes.Thisspecificationincludescriteriaforclassifyingthepipematerials,asystemofnomenclatureforplasticpipe,requirementsforpipe,testmethods,joints,fittings,certification,andmarking.1.2Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.1.3Thefollowingsafetyhazardscaveatpertainsonlytothetestmethodportion,Section7,ofthisspecification:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G33
【国际标准分类号】:
【页数】:9P.;A4
【正文语种】:


【英文标准名称】:StandardTestMethodforOxidationStabilityofDistillateFuelOil(AcceleratedMethod)
【原文标准名称】:馏出燃料油氧化稳定性的标准试验方法(加速法)
【标准号】:ASTMD2274-2003a
【标准状态】:现行
【国别】:
【发布日期】:2003
【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】:D02.14
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:试验;石油产品;加速度试验;机动车燃料;氧化;稳定性;润滑剂
【英文主题词】:oxidationstability;distillatefueloil;acceleratedmethod
【摘要】:ThistestmethodprovidesabasisfortheestimationofthestoragestabilityofmiddledistillatefuelssuchasNo.2fueloil.Thetestmethodmaynotprovideapredictionofthequantityofinsolublesthatwillforminfieldstorageoveranygivenperiodoftime.Theamountofinsolublesformedinsuchfieldstorageissubjecttothespecificconditionswhicharetoovariableforthistestmethodtopredictaccurately.TestMethodD2274yieldsresultsmorerapidlythanTestMethodD4625,the43x00B0;Cbottletest.However,asaresultofthesignificantlyelevatedtemperatureandthepureoxygenatmosphere,thenatureandamountofinsolublesmaydeviatetoagreaterextentthanTestMethodD4625fromthoseformedinfieldstorage.1.1Thistestmethodcoversthemeasurementoftheinherentstabilityofmiddledistillatepetroleumfuelsunderspecifiedoxidizingconditionsat95176;C.Note18212;Fuelsusedinestablishingtheprecisionmeasuresforthistestmethodweredescribedasgasoil,dieselfuel,No.2heatingoil,andDFM,aNavydistillatefuelsuitablefordiesels,boilers,andgasturbines.(ThetermDFMisnolongerusedwhenreferringtofuelmeetingMIL-F-16884requirements;ratheritiscalledF76asitconformstoNATOF76requirements.)Whilethetestmethodmaybeusedforfuelsoutsidetherangeofthesefuels,theprecisionmeasuresmaynotapply.1.2Thistestmethodisnotapplicabletofuelscontainingresidualoilorsignificantamountsofcomponentsderivedfromnon-petroleumsources.1.3ThevaluesgiveninacceptableSIunitsaretoberegardedasthestandard.Thevaluesinparenthesesareforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E31
【国际标准分类号】:75_160_20
【页数】:6P.;A4
【正文语种】: