yoshitake减压阀 GPK-2001-DN15,GPK-2001-DN20,GPK-2001-DN25,GPK-2001-DN32

25A(1)
160
341
18.5
10.9


32A(1 1/4)
180
371
21.5
14.3


40A(1 1/2)
180
371
21.5
18.8


50A(2)
230
435
33.0
32

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