零件名称 |
阀体、阀盖 |
阀杆 |
阀瓣 |
阀座 |
Y45H/Y-64 Y45H/Y-100 |
WCB |
38CrMoAlA |
2Cr13 |
1Crl8Ni9Ti |
Y45H/Y-64I Y45H/Y-100I |
ZG20CrMo |
1Crl8Ni9T |