ASTM C868-2002(2008) 防护衬里耐化学侵蚀性的标准试验方法

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【英文标准名称】:StandardTestMethodforChemicalResistanceofProtectiveLinings
【原文标准名称】:防护衬里耐化学侵蚀性的标准试验方法
【标准号】:ASTMC868-2002(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:2002
【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】:C03.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:blistering;celltest;corrosivemedia;discontinuities;holiday;permeation;profiledepth;protectivelining;chemicalresistance;adhesion;coating;Chemicalresistance;Protectivelinings;Steel;Steelsubstrates
【摘要】:Theresultsobtainedbythistestmethodshouldserveasaguidein,butnotasthesolebasisfor,selectionofaliningmaterialforparticularapplication.Simplechemical-resistanceevaluationsoftheliningmaterialsmaybeperformedmoreconvenientlybyotherpertinentmethodsasaprescreeningtestforthisprocedureinaccordancewithTestMethodsC267andD471.1.1Thistestmethodcoversaprocedureforevaluatingthechemicalresistanceofapolymer-basedprotectivelininginimmersionservice.Themethodcloselyapproximatestheserviceconditions,includingthetemperaturedifferentialbetweentheexternalandinternalsurfacesoftheequipment,whichmayacceleratepermeationoftheliningbyacorrosivemedia.1.2Thistestmaybeusedtosimulateactualfielduseconditionsinsofarasaqualitativeevaluationoftheliningsystemafterapredeterminedperiodofexposure.1.3Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q24
【国际标准分类号】:71_120_10
【页数】:4P.;A4
【正文语种】:英语