D363H eccentric hard-seal butterfly valve-type Butt

The butterfly valve for high temperature, high pressure, fire protection, thermal insulation pipe to open and close or adjust the media use. Its main features are as follows: 1, compact structure, small size, light weight, flexible operation, easy to use; 2, using three-dimensional eccentric elasticity or multiple-level hard-seal structure, its reliability to achieve zero leakage sealing performance: 3, this valve can not be blue, pipe insulation wrap for great convenience and beauty; 4, with a high temperature, high pressure, corrosion resistance, wear and so on. * Transmission type worm gear drive, pneumatic transmission, electric transmission.