Butterfly valve, handle-operated wafer butterfly valve, handle-operated butterfly valve

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  • Parameters

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

Specifications
DN40-DN800
Material
QT450
Brand
Tianjin Yibiao
Model
YBFM
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