常用紧固件选用便览表

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1、表1常用紧固件选用便览表种类序号名称标准号（被代替标准号）型式规格范围公称长度范围性能等级或材料、热处理表面处理备注螺栓1六角头螺栓GB/T5782-2000(GB/T5782-86)(GB30-76)(GB21-76)——M1.6~M64M1.6~10：12~120M12~64：50~500钢：3≤d≤39：5.6、8.8、10.9；3≤d≤16：9.8氧化；非电解锌粉覆盖层不锈钢：d≤24：A2-70、A4-70；24≤d≤39：A2-50、A4-50简单处理；非电解锌粉覆盖层有色金属：CU2、CU3、AL4简单处理；非电解锌粉覆盖层2六角头螺栓全螺纹GB/T57

2、83-2000(GB/T5783-86)(GB30-76)(GB21-76)——M1.6~M642~200钢：3≤d≤39：5.6、8.8、10.9；3≤d≤16：9.8氧化；非电解锌粉覆盖层不锈钢：d≤24：A2-70、A4-70；24≤d≤39：A2-50、A4-50简单处理；非电解锌粉覆盖层有色金属：CU2、CU3、AL4简单处理；非电解锌粉覆盖层螺柱1GB/T901-1988(GB901-76)——M2~56≤M16：10~300＞M20：70~500钢：4.8、5.8、6.8、8.8、10.9、12.9不经处理、镀锌钝化weldingproceduresof

3、steelpressurevesselNDT9JB/T4744-2000steelpressurevesselproductsmechanicalpropertiestestofweldedplateII,mechanicalequipmentinstallationengineering1GB150-982GB50128-2005verticalcylindricalsteelpressurevesselsteelweldedspecificationforconstructionandacceptanceofoiltank3JB/T4735-1997steelwe

4、ldedatmosphericpressurevessel4GB50231-2009mechanicalequipmentinstallationengineeringconstructionandacceptancespecificationfor5GB50275-98compressor,fanandpumpinstallationengineeringconstructionandacceptancespecificationforlifting6HG20201-2000constructioninstallationengineeringconstructio

5、nstandard7,HG...Pressuregauges,usinganinstalledsparkarrestorforacetylenecylinders,illegalcarrying,usinggascylinders,eachoperatorfined20Yuan.Gasbottlewithoutthehotsunexposuremeasures,responsibilitiesofteamafineof50Yuan.(7)atheightandtheopeningandprovisionalprotectivemeasureshavebeentaken

6、,theresponsibleunitfined200Yuan,constructionpersoninchargeafineof50Yuan.(8)nopermittoworkandthejobinaccordancewiththeprovisions,onthejobunitfined300yuan,theunitwillchargeafineof100Yuan.7.5.3accidentpenalties(1)injuriesfatalitiesdirectlypunished1~2million.Directresponsibilityfortheaccide

7、ntandhavethecorrespondingresponsibilityofleadership,suchasconcerningadministrativesanctions,shouldbebroughttothecompanyortherelevantDepartment.(2)personalinjuryaccidentoccurred,thedirectpunishment0.5-10,000yuan,responsibleforthedirectresponsibilityfortheaccidentandtheresponsibi