【概述】
|
序号 |
零件名称 |
灰铸铁 |
铸钢 |
不锈钢 |
超低碳不锈钢 |
||
Z |
C |
P |
R |
PL |
RL |
||
1 |
阀体、阀盖 |
HT250 |
WCB |
CF8 |
CF8M |
CF3 |
CF3M |
2 |
球 |
WCB |
WCB |
CF8 |
CF8M |
CF3 |
CF3M |
3 |
衬里层/阀座 |
FEP(F46) PCTFE(F3)PFA(可洛性聚四氟乙烯) |
|||||
4 |
填料压盖 |
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 |