气动对夹式弹性硬密封蝶阀 DT673H-6,DT673H-10,DT673H-16,DT973H-6,DT973H-10,DT373H-16
71
208
605
450
470
850
450
220
775
300
315
320
12-30


250
10
76
243
680
450
470
925
450
280
945
300
315
385
12-33

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