气动不锈钢球阀，Q641F-40，Q641F-1.6C，Q641F-16C，Q641F-2.5C，Q641F-25C
2.8


4.4


7.0


11.0


2.2


5.6


11.2


1.5


2.8




气密试验


0.5～0.7

01/25 07:22