品牌西博思型号Q11F,Q41F公称通径DN10-DN65（mm）压力环境PN（Mpa）类型(通道位置)直通式结构形式固定球球阀详细介绍型号Type零件名称Accesoryname材质MaterialsQ21F-64/C/P/R内螺纹Q21F-64/C/P/R法兰Q21F-64/C/P/R焊接三段式(对焊,承插焊)阀体BodyWCB、45CF8、304CF8M、316阀座SeatWCB、45CF8、304CF8M、316球Ball1Cr18Ni9Ti0Cr18Ni9Ti0Cr17Ni12Mo2阀座Seat增强聚四氟乙烯、对位聚苯RPTFECounterpointpolyphenyl阀杆Stem2Cr130Cr18Ni9Ti0Cr17Ni12Mo2止推垫圈Pressuredisk聚四氟乙烯复合垫PTFECombinedgasket阀杆填料StemstuffingV型聚四氟乙烯、石墨V-shapedPTFEGraphite螺栓Bolt35304六角螺母Hexnut35304弹簧垫圈Springwasher中碳Clampnut304压紧螺母Springwasher35304弹簧垫圈Mediumcarbon中碳Clampnut304螺母Nut35304手柄Wrench1Cr18Ni9Ti304手柄套Wrenchcover塑料Plastics锁紧装置Lockinstrument1Cr18Ni9Ti304适用工况ApplicableOperatingMode适用介质Applicablemedium水、蒸汽、油品等Water,vapor,andoilproducts,etc.硝酸等腐蚀性介质CorrosionmediumsuchasNitricacid.醋酸等腐蚀性介质CorrosionmediumsuchasAceticacid.适用温度Applicabletemperature-28～350℃应用规范Applicablespecification管螺纹标准PipescrewstandardDIN259/2999GB7307-87NPTBSPT法兰标准FlangedstandardJB79-59、SH3406、GB9113、HG20592-97螺纹标准ScrewstandardGB196)