材质铸钢品牌西博思型号FL46W连接形式焊接详细介绍主要零件材质零件名称ZGICr18Ni9Tit系列ZG00Cr18Ni10系列ZG1Cr18Ni12M02Ti系列ZG00Cr17Ni14M02系列WCB系列阀体/阀盖ZG1Cr18Ni9TiZG00Cr18Ni10ZG1Cr18Ni12M02TiZG00Cr17Ni14M02WCB阀杆ZG1Cr18Ni9TiZG00Cr18Ni10ZG1Cr18Ni12M02TiZG00Cr17Ni14M02WCB阀瓣ZG1Cr18Ni9TiZG00Cr18Ni10ZG1Cr18Ni12M02TiZG00Cr17Ni14M02WCB垫片304＋PTFE304L＋PTFE316＋PTFE316L＋PTFE石墨＋304螺柱1Cr17Ni21Cr17Ni21Cr17Ni21Cr17Ni235CrMoA螺母1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni9Ti1Cr18Ni9Ti45下展式放料阀DN上法兰上法兰下法兰密封座D1D2D3D4D5D6251158513510070403213510014511075554014511016012510065501651251801458570651801451951601359080192160215180155130100215180245210195135125245210280245180145150280240335295210185200335295405335)