A61Y-320P-DN25,A61Y-320P-DN15,A61Y-160-DN15,A61Y-320-DN20,A61Y-160-DN25,弹簧焊接式高压安全阀

阀瓣


2Cr13


1Cr18Ni9Ti




6


导向套


2Cr13


1Cr18Ni9Ti




7


弹簧


50CrVA

12/26 09:23