Wafer Centre-line Butterfly ValveThree eccentric metal hard seal butterfly valve(Worm Gear)product details

Technical Standard

1.Device for regulating or cutting off medium in pipeline.
2.Suitable for handle control device (DN50~300), worm gear, electric and pneumatic control device.
3.Design and manufacturing standards comply with API 609.
4.Pressure test is in accordance with API 598.
5.The structure length is in accordance with API 609.
6.Side flange standard in accordance with GB/T17241 PN1.0MPa, PN1.6MPa and ASME B16.1 125PSI.

Product Features

1.Reduce the rotational torque, support the stem, and make it separate from the valve body effectively, reduce the wear of the valve stem.
2.After polishing treatment, with the valve seat precision.
3.To achieve zero leakage of air tightness test requirements, the opening and closing torque is small, extend the service life of the valve seat.
4.Stem seal is not easy to deform, thereby avoiding the usual stem leakage.
5.The utility model has the advantages of high precision and high strength, and is suitable for the installation of the handle and other control devices.
6.The utility model is characterized in that the valve rod and the valve plate are firmly connected with the valve plate, and the utility model has the characteristics of anti vibration and easy replacement.
7.Good integrity, easy to control the opening and closing of the valve plate.
8.The utility model has the advantages of no shedding, tensile resistance, leakage prevention and convenient replacement.
9.Device for regulating or cutting off medium in pipeline.
10.Suitable for handle control device (DN50 ~ 300), worm gear, electric and pneumatic control device.