序號 | 零件名稱 | 灰鑄鐵 | 鑄鋼 | 不銹鋼 | 超低碳不銹鋼 | ||
Z | C | P | R | PL | RL | ||
1 | 閥體、閥蓋 | HT250 | WCB | CF8 | CF8M | CF3 | CF3M |
2 | 球 | WCB | WCB | CF8 | CF8M | CF3 | CF3M |
3 | 襯里層/閥座 | FEP(F46) PCTFE(F3)PFA(可洛性聚四氟乙烯) | |||||
4 | 填料壓蓋 | HT250 | WCB | CF8 | CF8M | CF3 | CF3M |
5 | 填料 | PTFE(F4) 聚四氟乙烯 PTFE(F4)聚四氟乙烯 | |||||
6 | 螺栓 | 35 | 35 | 1Cr17Ni2 | 1Cr17Ni2 | 1Cr18Ni9 | 1Cr18Ni9 |
7 | 螺母 | 45 | 45 | 0Cr18Ni9 | 0Cr18Ni9 | 0Cr18Ni9 | 0Cr18Ni9 |
8 | 手柄 | WCC | WCC | WCC | WCC | WCC | WCC |