单位为毫米
公称尺寸 DN
阀体通道最小直径
8
6
10
15
9
20
12.5
25
17
32
23
40
28
50
36
65
49
80
57
100
75
Your closest 明博在线官网-明博(中国) is
Return to 明博在线官网-明博(中国) International continue to 明博在线官网-明博(中国)
This region has not yet joined our new website. You will now continue to the existing site for 明博在线官网-明博(中国)
Continue