H41Y-25I-DN15,H41Y-25I-DN20,H41Y-25I-DN25,H41Y-25I-DN32,H41Y-25I-DN40,高温高压止回阀
2.75


0.6


3.75


550


蒸汽、水、油品等




H41Y-40I


4.0


4.4


0.6


6.0

12/24 07:46