【英文标准名称】:StandardSpecificationforStructuralBolts,Steel,HeatTreated,120/105ksiMinimumTensileStrength
【原文标准名称】:最小抗拉强度为120/105ksi的热处理钢结构螺栓的标准规范
【标准号】:ASTMA325-2007a
【标准状态】:现行
【国别】:
【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】:F16.02
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:螺栓;紧固件;高抗拉;结构钢
【英文主题词】:bolts;carbonsteel;steel;structural;weatheringsteel
【摘要】:1.1Thisspecificationcoverstwotypesofquenchedandtemperedsteelheavyhexstructuralboltshavingaminimumtensilestrengthof120ksiforsizes1.0in.andlessand105ksiforsizesover1.0to1x00BD;in.,inclusive.1.2Theboltsareintendedforuseinstructuralconnections.TheseconnectionsarecoveredundertherequirementsoftheSpecificationforStructuralJointsUsingASTMA325orA490Bolts,approvedbytheResearchCouncilonStructuralConnections,endorsedbytheAmericanInstituteofSteelConstructionandbytheIndustrialFastenerInstitute.1.3Theboltsarefurnishedinsizesx00BD;to1x00BD;in.,inclusive.Theyaredesignatedbytype,denotingchemicalcompositionasfollows:Type
Description
Type1
Mediumcarbon,carbonboron,ormediumcarbonalloysteel.
Type2
WithdrawninNovember1991.
Type3
Weatheringsteel.