Body - Ductile iron(DI) .
Disc - Ductile Iron(Nylon coated).
Stem - stainless steel 410.Seat - EPDM. 
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