The handle butterfly valve is an important valve device widely used in industrial fields. It has many advantages such as simple structure, convenient operation, and reliable sealing performance. With an exquisite design, the handle butterfly valve allows easy adjustment and cut-off of medium flow by rotating the handle. Its unique disc structure can effectively reduce fluid resistance and improve the operating efficiency of the system. Whether in petrochemical, water supply and drainage, HVAC (Heating, Ventilation and Air Conditioning) or other industrial fields, the handle butterfly valve plays a crucial role. It can adapt to different working conditions and provide strong support for the stable operation of industrial production.
Main Technical Parameters
Nominal Diameter | DN (mm) | 50~800 | ||
Nominal Pressure | PN (MPa) | 0.6 | 1.0 | 1.6 |
Test Pressure | Strength Test | 0.9 | 1.5 | 2.4 |
Seal Test | 0.66 | 1.1 | 1.76 | |
Air Tightness Test | 0.6 | 0.6 | 0.6 | |
Applicable Media | Air, water, sewage, steam, gas, oil products, etc. | |||
Actuation Type | Manual, worm gear drive, pneumatic drive, electric drive. | |||
Part Name | Material | |||
Valve Body | Ductile Iron, Cast Steel, Alloy Steel, Stainless Steel | |||
Valve Disc | Cast Steel, Stainless Steel and Special Materials | |||
Sealing Ring | Various Rubbers, PTFE (Polytetrafluoroethylene) | |||
Valve Stem | 2Cr13, Stainless Steel | |||
Packing | O-Ring, Flexible Graphite O-Ring | |||