HG5-89-2下展式放料阀性能与用途:下展式放料阀操作方便,开启自由,运动灵活可靠;阀瓣装配维修简单,密封结构合理,密封圈更换方便实用.结构与原理:下展式放料阀主要由1.阀体,2.阀瓣,3.密封圈,4.阀杆,5.支架,6.阀压盖,7.手轮,8.法兰,9.螺母,10.***螺钉等零件组成详见下图手轮顺转,阀门关闭,甘共苦阀杆向上移动,此阀为上展式放料阀。手轮顺转,阀门关闭,阀杆向下转动,此阀为下展式放料阀。性能参数:工作压力1.6Mpa工作介质为水,油液体,酸碱等工作温度为<=175oC.不锈钢<=320oC碳钢主要零件材质:零件名称ZG1Cr18Ni9Ti系列ZG00Cr18Ni10系列ZG1Cr18Ni12MO2Ti系列ZG00Cr17Ni14MO2系列WCB系列阀体/阀盖ZG1Cr18Ni9TiZG00Cr18Ni10ZG1Cr18Ni12MO2TiZG00Cr17Ni14MO2WCB阀杆ZG1Cr18Ni9TiZG00Cr18Ni10ZG1Cr18Ni12MO2TiZG00Cr17Ni14MO2WCB阀瓣ZG1Cr18Ni9TiZG00Cr18Ni10ZG1Cr18Ni12MO2TiZG00Cr17Ni14MO2WCB垫片304+PTFE304L+PTFE316+PTFE316L+PTFE石墨+304螺柱1Cr17Ni21Cr17Ni21Cr17Ni21Cr17Ni235CrMoA螺母1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni9Ti45下展式放料阀连接尺寸：DN上法兰上法兰下法兰密封座D1D2D3D4D5D6251158011585--32135100135100--40145110145110806050165125160125857065180145180145130858019516019516013595100215180215180160130125245210245210160140150280240280240185165200335295335295//)