Body - Cast steel(WCB) .
Disc - Ductile Iron.
Stem - Stainless steel 410.
Seat - PTFE. 
Seals - Valve body and stem isolated from fluids by O-rings and elastomer seat.
Operators - Lever, gear. electric, hydraulic, pneumatic.
Main features:
1. The design is novel, reasonable, unique in structure, light in weight, and quick to open and close.
2. Butterfly valve has small operating torque, convenient operation and labor-saving.
3. This type of valve can be installed in any position, easy to maintain.
4. The seal can be replaced, the sealing performance is reliable, and the two-way seal has zero leakage.
5. The sealing material is anti-aging, corrosion-resistant and has a long service life.
Connection Description:
Wafer