活塞环图纸术语的中英文对照.pdf

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1、活塞环图纸术语的中英文对照技术要求Technicalrequirement铸铁化学成分如下CastIronchemicalcomponentasfollowing金相组织MetallographicStructure《汽车、摩托车发动机钨钒钛合金铸铁活塞环金相标准》TheMetallographicstructurestandardoftungstenvanadiumtitaniumalloycastironpistonringforautomobileandmotorcycleengines《内燃机单体铸造金相组织检验标准》Internalcombustionengi

2、nessinglecastingMetallographicStructureInspectionstandard硬度Hardness同片环硬度差不超过Thehardnessdifferenceforsameringshouldbewithin弹性模量ElasticityModulus抗弯强度Bendingstrength环体必须消磁,棱边去毛刺Ringshouldbedemagnetized.Edgeshouldbewithoutburr.翘曲度Distortiondegree切向弹力TangentialElasticity光密封度Lighttightness在环的开

3、口两边15%%D范围内不允许漏光Withinringgapbothsides15%rangecannotallowlightleak.外圆镀铬，铬层厚度OutercircleCr-plating,Crlayerthickness铬层显微硬度不小于Crlayermicrohardnessnolessthan镀铬层与金属基体结合必须牢固，其他表面按样品处理Crlayershouldcombinehardwiththemetal.Othersurfacetreatmentsameassample其余技术要求按照Othertechnicalrequirementsaccordi

4、ngto《内燃机活塞环通用规则》Internalcombustionenginespistonringgeneralrules《内燃机活塞环技术要求》Internalcombustionenginespistonringtechnicalrequirements《内燃机活塞环检验方法》Internalcombustionenginespistonringinspectiontechniques《内燃机活塞环刮环》InternalcombustionenginespistonringScraperring闭口间隙closeclearance自由开口Freegap打字：Ma

5、rking球墨铸铁Ductilecastiron合金铸铁Alloycastiron闩销crossbarpin弹簧Coilspring螺旋撑簧油环Coilspringoilring桶面度Barreldegree亮带honingliner铣刀Millingcutter垳磨Honing表面光洁，无毛刺，裂纹，结疤，锈蚀。Surfacesmooth,withoutburr,crack,scarorrust.闩销进行热定型处理Crossbarpiniswithheatsettingtreatment.旋向：右旋Rollingdirection:Right圆定型circlesett

6、ing热处理：圆定型回火Heatsetting:Circlesettingtempering并圈、磨平并去毛刺。Circlemerge,rubdownandclearawayburr.撑簧表面应光洁，不得有麻点，裂纹，刻痕，锈蚀等缺陷。Springsurfaceshouldbesmooth,withoutpock,crack,snickorrustetcdefects.组合切向弹力CombinedTangentialElasticity撑簧开口位于环体开口对面180℃Thespringgapshouldbeput180℃oppositetoringgap.其余技术要求按

7、GB/T1149内燃机活蹇环系列标准执行OthertechnicalrequirementaccordingtoGB/T1149internalcombustionenginepistonringstandardperformance.闩销固定端旋入撑簧孔内的长度为其长度的五分之二左右Thelengthofcrossbarpinfixendrollingtocoilspringinsideshouldbeabout2/5ofwholelength.组合装配时，撑簧接头应位于油环体开口对面，撑簧在油环体内应接触均匀，撑起环体，拨动撑簧应能相