Handle type fully welded ball valve Q61F DN150

The handle type fully welded ball valve Q61F DN25 can adjust the length of the valve body and the height of the valve stem according to the construction and design requirements of the pipeline. Since the material of the valve body is the same as the material of the pipeline, there will be no uneven stress. The leakage prevention structure of the valve stem, the bottom of the valve stem has a PTFE self-sealing gasket and an O-ring, and there are 2 O-rings 2. Two PTFE gaskets to ensure no leakage.