ASTM A394-2008 钢制输电塔镀锌螺栓和裸螺栓用的标准规范

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【英文标准名称】:StandardSpecificationforSteelTransmissionTowerBolts,Zinc-CoatedandBare
【原文标准名称】:钢制输电塔镀锌螺栓和裸螺栓用的标准规范
【标准号】:ASTMA394-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:F16.02
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:螺栓
【英文主题词】:bolts;carbonsteel;steel;transmissiontower;weatheringsteel;Boltingmaterials;Hexagon-headbolts;Hot-dip(galvanized)coatings--specifications;Square-headbolts;Steelboltingmaterials--specifications;Structuralsteel(SS)boltingmater
【摘要】:1.1Thisspecificationcoversthechemicalandmechanicalrequirementsofhexagonandsquare-headzinc-coatedsteelboltsandatmosphericcorrosion-resistantbolts,innominalthreaddiametersof1/25/8,x00BE;,7/8and1in.foruseintheconstructionoftransmissiontowers,substations,andsimilarsteelstructures.Thevarioustypesofboltscoveredinthisspecificationare:1.1.1Type08212;Hot-dipzinc-coatedboltsmadeoflowormediumcarbonsteel.1.1.2Type18212;Hot-dipzinc-coatedboltsmadeofmediumcarbonsteel,quenchedandtempered.1.1.3Type28212;Withdrawnin2005.1.1.4Type38212;Bare(uncoated),quenchedandtemperedboltsmadeofweatheringsteel.1.2AnnexA1ofthisspecificationcovershot-dipzinc-coatedsteelladderbolts,stepbolts,andsupport-equipmentbolts.1.3Nutsandwashersthataresuppliedunderthisspecificationthatarehot-dipzinccoatedshallbeinaccordancewith4.4.1.4TermsusedinthisspecificationaredefinedinTerminologyF1789.1.5Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.6Thefollowingsafetyhazardscaveatpertainsonlytothetestmethodsportion,Section11,ofthisspecification.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:J13
【国际标准分类号】:29_240_20
【页数】:6P.;A4
【正文语种】:英语