Q647H-40，Q647H-1.6C，Q647H-16C，Q647H-2.5C，Q647H-25C，固定式气动球阀

1Cr18Ni9Ti


1Cr18Ni12MoTi




阀杆


2Cr13


1Cr18Ni9Ti


1Cr18Ni12MoTi




密封圈


增强聚四氟乙烯对位聚笨




填料

01/23 03:15