DD 208-1992 往复式内燃机用最大直径为200mm的活塞环:带有窄环宽度的矩形截面活塞环规范

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【英文标准名称】:Pistonringsupto200mmdiameterforreciprocatinginternalcombustionengines:specificationforrectangularringswithnarrowringwidth
【原文标准名称】:往复式内燃机用最大直径为200mm的活塞环:带有窄环宽度的矩形截面活塞环规范
【标准号】:DD208-1992
【标准状态】:现行
【国别】:英国
【发布日期】:1992-05-01
【实施或试行日期】:1992-05-01
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:金属覆层;活塞;形状;原动机;发动机部件;厚度;名称与符号;铬;往复运动部件;活塞环;直径;钼;内燃机;尺寸
【英文主题词】:reciprocatingparts;diameter;shape;pistons;dimensions;pistonrings;chromium;designations;metalcoatings;enginecomponents;thickness;internalcombustionengines;molybdenum;primemovers
【摘要】:ThisTechnicalReportspecifiestheessentialdimensionalfeaturesofR-,B-andM-rectangularpistonringtypeswithnarrowringwidth.Dimensiontables8and9allowfortheuseofcastironorsteel.Sincethemodulusofelasticityofsteelringsishigherthanthatofcastironrings,thefluctuationinthesurfacepressurewillbecomegreaterifthefreegapissetasthereferenceforforces.Thereforeforcesaresetusingthesurfacepressureasthereference,inordertomininizetheeffectofthefluctuation.TherequirementsofthisTechnicalReportapplytorectangularpistonringsofreciprocatinginternalcombustionpistonengines,uptoandincluding90mmdiameterforcastironringsanduptoandincluding100mmdiameterforsteel.Itmayalsobeusedforpistonringsofcompressorsworkingundersimilarconditions.
【中国标准分类号】:J92
【国际标准分类号】:43_060_10
【页数】:20P;A4
【正文语种】:英语