Worm gear type fully welded ball valve Q361F DN200

The worm gear type fully welded ball valve Q361F DN200 is developed by absorbing foreign advanced technology and combining with the actual situation in China, replacing imports with domestic products to fill the domestic gap. Adopt fixed ball and floating ball, double piston effect sealing system, automatic injection of sealant bearing. Welded joints are generally designed for narrow gap thick wall submerged arc welding, and all welded valve bodies are mostly cylindrical welded joints of extra large thickness.