材质铸钢品牌西博思型号FLN42A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上展式放料阀DN上法兰上法兰下法兰密封座D1D2D3D4D5D62511580115853213510013510040145110145110806050165125165125857065180145180145130858019216019216013595100215180215180160130125245210245210160140150280240280240185165200335295335295)