▟/span>主要零件材料?nbsp;main part and material table
零件名称 Part name |
精铸球墨铸铁 Casting ductile iron |
碳钢carbon steel | 不锈?nbsp;stainless steel | ||||
QT | C | P | R | PL | RL | ||
阀体、阀盕br style="margin: 0px; padding: 0px; box-sizing: border-box;"/>Body、Cover | QT400 | WCB | CF8 | CF8M | CF3 | CF3M | |
球体 | QT400 | WCB | CF8 | CF8M | CF3 | CF3M | |
内衬材料阀盖Lining material seat |
FEP(F46)、PTFE(F4)、PFA(可溶性聚四氟乙烯)、po(聚烯烃)PE(超高分子量聚乙烯(/td> | ||||||
填料压盖 Packing gland |
WCB | WCB | CF8 | CF8M | CF3 | CF3M | |
填料Packing | PTFE(F4聚四氟乙烯) |