作者:标准资料网 时间:2024-05-10 04:37:12   浏览:8450   来源:标准资料网

【英文标准名称】:StandardTestMethodforPermeabilityofRefractories
【原文标准名称】:耐火材料渗透性的标准试验方法
【标准号】:ASTMC577-2007e2
【标准状态】:现行
【国别】:美国
【发布日期】:2007
【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】:C08.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:centidarcy;gasflow;permeability;refractories;Flowandflowrate;Permeability;Refractories(bricksandshapes);Refractories(general);Refractories(monolithic);Temperaturetests--room
【摘要】:Thistestmethodisusedtomeasuretherateofflowofairornitrogenthroughrefractorybrickandmonolithsandtothusdeterminethepermeabilityoftestedproducts.Thistestmethodisusefulinresearchanddevelopmentforestablishingtherelativepermeabilityofproductswithincomparableclasses.Itmayalsobeusedtoidentifyacceptableproductsfordesignpurposesandtoestablishpermeabilitycriteriaforspecificationacceptance.Itmustberecognizedthatpermeabilitycanvaryindifferentdirectionsanddifferentpartsofarefractoryduetofactorssuchasformingprocedure,grainsizeanddistribution,andheattreatment.1.1Thistestmethodcoversdeterminationofthepermeabilityofrefractorybrickandmonoliths,fromwhichsuitablespecimenscanbecut,atroomtemperature.1.2Units8212;Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.2.1Exceptions8212;TheapparatususedinthisstandardisonlyavailableinSIunits(Section4).Also,someofthecalculationsmustuseSIunitsonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q40
【国际标准分类号】:81_080
【页数】:5P.;A4
【正文语种】:英语