Stainless steel pneumatic flange ball valve in the pipeline is mainly used to do the cutting speed, distribution and change the direction of the flow of media.
不锈钢气动法兰球阀在管路中主要用来做切断速度快，分配和改变介质的流动方向。
Stainless steel pneumatic flange ball valve in the pipeline is mainly used to do the cutting speed, distribution and change the direction of the flow of media.
不锈钢气动法兰球阀在管路中主要用来做切断速度快，分配和改变介质的流动方向。
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