钢制内螺纹楔式闸阀 Z11H-25,Z11H-40,Z11H-63,Z11H-100,Z11H-160,Z11Y-25,Z11Y-40,
Z11Y-160
160
16


Z11Y-25I
25
2.5
550
蒸汽、油品


Z11Y-40I
40
4.0


Z11Y-63I
63
6.3


Z11Y-25P
25
2.5
150
弱腐蚀性介质


Z11Y-40P
40

01/21 13:58