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【英文标准名称】:StandardTestMethodforLowTemperatureUnrollingofFeltorSheetRoofingandWaterproofingMaterials
【原文标准名称】:毡子或薄层屋面和防水材料低温展开的标准试验方法
【标准号】:ASTMD5636-1994(2005)
【标准状态】:现行
【国别】:
【发布日期】:1994
【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】:D08.20
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:防水材料;屋顶层;聚合物;裂开;毡;薄层屋面;展开;增强聚合物;表面分析;改良沥青;沥青浸渍毡;低温展开;改良沥青薄板材料;试验
【英文主题词】:cracking;felt;lowtemperature;sheetroofing;unrolling;waterproofing
【摘要】:Sincefeltsorsheetroofingorwaterproofingmaterialsarebroughttotheroofinarollandunrolled,thistestmethodsimulatesfeltormembranebehaviorunderactualfieldconditionsduringtheunrollingprocess.Thistestmethodisdesignedtoaidthoseinterestedinthephysicalpropertiesofroofingandwaterproofingfeltsandsheetmaterials.Thistestmethodenablesaresearchertomeasuretherelativebehavioroflowtemperatureunrollingofroofingandwaterproofingfeltorsheetmaterialsunderlaboratoryconditions.Thedataobtainedfromthistestmethodwillnotpermitservicelifepredictionortheabilityofthematerialtobeinstalledatthetestedtemperature.Unrollingcapabilitiesareimportantduringapplication,andthetemperatureatthetimeofunrollingisbelievedtoaffecttheperformanceofroofingandwaterproofingmembranes.However,theactuallinkbetweenthetestdataandperformanceisunknownandisdependentonthematerialsandexposure.1.1Thistestmethodcoverstheprocedureforthephysicaltestingandanalysisofsurfacecrackingduetolowtemperatureunrollingofroofingcomposedofbituminousimpregnatedfeltsandreinforcedpolymermodifiedbituminoussheetmaterials.Theseproductsmayemployvarioussurfacingmaterialsononeside.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q17
【国际标准分类号】:
【页数】:2P.;A4
【正文语种】:


【英文标准名称】:StandardSpecificationforRail-SteelandAxle-SteelDeformedBarsforConcreteReinforcement
【原文标准名称】:混凝土用条钢和车轴钢变形钢棒的标准规范
【标准号】:ASTMA996/A996M-2009b
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:A01.05
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:钢筋混凝土
【英文主题词】:concretereinforcement;deformations(protrusions);steelbars;Axlesteelbars;Concretereinforcement--specifications;Deformedsteelbars--specifications;Railsteelbars;Steelbars(concretereinforcement)--specifications
【摘要】:1.1Thisspecificationcoversrail-steelandaxle-steelbarsforconcretereinforcement.Threetypesofproductareincluded,designatedwithax201C;railsymbol,x201D;andanx201C;Rx201D;forbarsmadeofrail-steelandwithanx201C;Ax201D;forbarsmadeofaxle-steel.ThestandardsizesanddimensionsofdeformedbarsandtheirnumberdesignationsaregiveninTable1.Allsizesandgradesofalltypesmaynotbereadilyavailable;manufacturersshouldbeconsultedtoverifyavailability.1.2Thetextofthisspecificationreferencesnotesandfootnotesthatprovideexplanatorymaterial.Thesenotesandfootnotes,excludingthoseintablesandfigures,shallnotbeconsideredasrequirementsofthespecification.1.3Typex201C;railsymbolx201D;andTypeRareoftwominimumyieldstrengthlevels,namely50000psi[350MPa]and60000psi[420MPa]designatedasGrade50[350]andGrade60[420],respectively.TypeAisoftwominimumyieldlevels,namely40000psi[280MPa]and60000psi[420MPa]designatedasGrade40[280]andGrade60[420],respectively.1.4Theweldabilityofthesteelisnotarequirementofthisspecification.1.5Thisspecificationisapplicableforordersineitherinch-poundunits(SpecificationA996)orSIunits(SpecificationA996M).1.6Thevaluesstatedineitherinch-poundunitsorSIunitsaretoberegardedasstandard.Withinthetext,theSIunitsareshowninbrackets.Thevaluesstatedmustbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnonconformancewiththespecification.1.7Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H44
【国际标准分类号】:77_140_15
【页数】:5P.;A4
【正文语种】:英语