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【英文标准名称】:StandardTestMethodforPenetrationIndexofAsbestos
【原文标准名称】:石棉渗透指数的标准试验方法
【标准号】:ASTMC1125-1989(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1989
【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】:C17.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:asbestos;asphalt;efficiency;index;penetration;penetrationindex;test;Asbestosfiber;Asphalts--cutback;Consistency;Penetration
【摘要】:Theobjectiveofthetestistodeterminewhatquantityofthefiberunderevaluationmustbemixedwith100gofcutbackasphalttogivethesamepenetrationasatargetpenetration.Thetargetpenetrationisdeterminedwiththesamecutbackasphaltasusedforthetestusingstandardcalibratedasbestosfiber.Thistestmethoddeterminestheefficiencywithwhichtheasbestostestedwillincreasetheconsistencywhenmixedwithaliquidasphalt.1.1Todeterminetheefficiencywithwhichasbestosfibersincreasetheconsistencywhenmixedintoaliquidasphalticvehicle,relativetofiberschosenasstandard.1.2ThistestmethodisapplicabletoQuebecStandardGroup7asbestosfibersasdeterminedbyTestMethodD3639.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Warningx2014;Breathingofasbestosdustishazardous.Asbestosandasbestosproductspresentdemonstratedhealthrisksforusersandforthosewithwhomtheycomeintocontact.Inadditiontootherprecautions,whenworkingwithasbestos-cementproducts,minimizethedustthatresults.Forinformationonthesafeuseofchrysoltileasbestos,refertox201C;SafeUseofChrysotileAsbestos:AManualonPreventiveandControlMeasures.x201D;1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Foraspecifichazardwarning,see1.4.
【中国标准分类号】:Q61
【国际标准分类号】:91_100_40
【页数】:3P.;A4
【正文语种】:英语