USES and features:

Ventilation butterfly valve USES the same as the valve body material processed into sealing ring, its applicable temperature with the valve body material and decide, nominal pressure 0.6 MPa, or less commonly applicable to the industry, metallurgy, environmental protection and ventilation to adjust medium flow in pipe.

Its main characteristic is:

1, novel design, reasonable, unique structure, light weight, rapid opening and closing;

2, small operation torque, easy to operate, saving smart;

3, using adaptive materials to meet the medium low, medium and high temperature and corrosive medium, etc

With a standard:

Design standards: GB/T 12238-1989; JB/T8692-1998

Flange connection size: GB/T9115.1-2000

Structure length: GB/T12221-1989

Pressure test: GB/T13927-1992; JB/T9092-1999

The main technical parameters:

Nominal pressure: 0.05 to 0.6

Applicable medium: gas, dust, flue gas, gas, etc

Drive form: manual, worm, worm gear drive, gas drive, the electric transmission

The material of main parts:

Body: cast steel, stainless steel, chromium nickel titanium molybdenum titanium steel, chrome molybdenum steel and other special materials

Butterfly plate: cast steel, stainless steel, chromium nickel titanium molybdenum titanium steel, chrome molybdenum steel and other special materials

Seal: same as the valve body

Stem: carbon steel, 2 cr13, stainless steel, cast steel, stainless steel, nickel chromium molybdenum titanium steel