yoshitake安全阀 AL-250R-DN15,AL-250R-DN20,AL-250R-DN25,AL-250R-DN32
51.5
1.4


32A(1 1/4)
50
63.5
2.5


40A(1 1/2)
60
68.5
3.7


50A(2)
75
80
6.0

12/23 18:06