角式截止阀J44H-16,J44H-40,J44H-64,J44H-6.4|产品总汇|无锡市昌林自动化科技有限公司手机版

角式截止阀J44H-16,J44H-40,J44H-64,J44H-6.4
D2

f

b

z-d

Do

H1

H2

W

15

1/2

65/90