Product Description: 

Gate valve can be divided into rising stem gate valve, which refers to the disc doing lift movement in straight line along with the valve stem, and nonrising stem gate valve which refers to the stem nut located in the disc, when the stem rotates, the disc doing lift movement in straight line. YFM adopt new structure, therefore, no inconvenient operation or dead-clamp phenomenon, caused by the medium of particles and fiber of the inside screw nonrising stem type gate valve, Thus it can be installed in all position.

They are commonly used in chemical, petroleum, pharmaceutical, food, metallurgy, paper, hydropower, environment protection etc.

Patent No.: 

ZL01210939.8、ZL201020627350.8

Product parameter:

Lining material: PFA, PTFE, FEP, GXPO etc;
Operation methods: Manual, Worm Gear, Electric, Pneumatic and Hydraulic Actuator.