详细信息： 主要选用材料 序号名称代号材料WCB304 CF8316 CF8M1阀体?WCB ZG230-4500Cr18Ni90Cr18Ni12Mo2Ti2下端盖?Q235-A1Cr18Ni9Ti0Cr18Ni12Mo2Ti3内六角圆柱头螺钉GB/T70-2000Q235-A1Cr17Ni20Cr18Ni12Mo2Ti4下固定轴调节螺栓?Q235-A1Cr17Ni21Cr17Ni25六角螺母GB/T6710-2000Q235-A1Cr17Ni21Cr17Ni26下垫片?不锈钢 柔性石墨；PTFE；316夹柔性石墨7下轴承?0Cr18Ni9Ti0Cr18Ni9Ti0Cr18Ni12Mo2Ti8下固定轴?2Cr133040Cr18Ni12Mo2Ti9球体?ZG2Cr130Cr18Ni90Cr18Ni12Mo2Ti10阀座压圈?Q225-A1Cr18Ni9Ti0Cr18Ni12Mo2Ti11阀座?Q225-APTFE/1Cr18Ni12Mo2TiPTFE/1Cr18Ni12Mo2Ti12内六角圆柱头螺钉GB/T70-2000Q235-A1Cr17Ni21Cr17Ni213阀座垫片?不锈钢 柔性石墨1Cr17Ni20Cr18Ni12Mo2Ti14阀杆?2Cr131Cr18Ni9Ti0Cr18Ni12Mo2Ti15上轴承?0Cr18Ni9Ti0Cr18Ni9Ti0Cr18Ni12Mo2Ti16对开圆环?1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni9Ti17定位圈?1Cr131Cr18Ni9Ti1Cr18Ni9Ti18填料?柔性石墨柔性石墨；PTFE柔性石墨；PTFE19六角螺塞垫片?0Cr18Ni9Ti0Cr18Ni9Ti0Cr18Ni9Ti20六角螺塞?2Cr131Cr17Ni21Cr17Ni221六角螺塞?2Cr131Cr17Ni21Cr17Ni222支架?WCB ZG230-450WCB；304WCB；30423双头螺栓GB/T901-198835CrMoA1Cr17Ni21Cr17Ni224六角螺母GB/T6170-2000Q245-A0Cr18Ni90Cr18Ni925填料压套?1Cr131Cr18Ni12Mo2Ti/1Cr18Ni91Cr18Ni12Mo2Ti/1Cr18Ni926填料压板?WCB0Cr18Ni90Cr18Ni927双头螺栓GB/T901-198835CrMoA1Cr17Ni21Cr17Ni228六角螺母GB/T6170-2000Q245-A0Cr18Ni0Cr18Ni29六角螺栓GB/T5783-200Q235-A1Cr17Ni21Cr17Ni230驱动装置????31六角螺塞垫片?0Cr18Ni9Ti0Cr18Ni9Ti0Cr18Ni9Ti32六角螺塞?2Cr130Cr18Ni9Ti0Cr18Ni9Ti半偏心球阀性能范围材料性能材料代号WCB304316304L316L321ZG2300Cr18Ni9（CF8）1Cr18Ni12Mo2Ti（CF8M）00Cr18Ni10（CF3）00Cr17Ni14Mo2（CF3M）ZG7Cr18Ni9T（F347）适用介质水、油品、蒸汽硝酸类醋酸类强氧化介质尿素等腐蚀介质硝酸类测试范围 Mpa项目公称压力壳体压力试验密封测试上密封测试低压密封测试探伤测试试验介质水 Mpa水 Mpa水 Mpa气 MpaGB/T6440-1992时间（S）12060600.5~0.6压力测试1.0Mpa1.51.11.1?1.6Mpa2.41.761.76?2.5Mpa3.752.752.75半偏心球阀主要外形和连接尺寸公称压力PN（MPa）公称通径DN（mm）尺寸（mm）LD系列1/系列2D1D2D6bfZ-фd法兰法兰标准JB/T82.1-94?阀门结构长度GB12221-89?0.64012513010080-1634-145014014011090-1634-1465178160130110-1634-1480190190/185150125-1834-18100200210/205170145-1834-18125254240/235200175-2038-18150267265/260225200-2038-18200292320/315280255-2238-18250330375/370335310-24312-18300390440/435395362-24412-23350430490/485445412-26412-23400530540/535495462-28416-23450580595/590550518-28416-23500630645/640600568-30416-23600800755705670-30520-25