Good Modulating and High Quality Manual Wafer Control Butterfly Valve

Manual-operated wafer butterfly valves:
Nominal diameter:
1 1/2''— 40''
Nominal pressure: 1.0 MPa, 1.6MPa
Operating temperature range: -15— +150 degree Celsius
Suitable mediums: Fresh water, sewage, seawater, air, steam, food, medicine, various kind of oils, acid, alkali and salt.
Worm-actuated wafer butterfly valves
Nominal diameter:
2"— 24''
Nominal pressure: 1.0 MPa
Operating temperature range: -15— +150 degree Celsius
Suitable mediums: Fresh water, sewage, seawater, air, steam, food, medicine, various kind of oils, acids, alkali and salt.
Features:
Small-size, convenient, easy to assemble and disassemble maintenance, fix at any positions
Simple-structure, compact, quick 90 degrees on-off operation, small operating torque, light and handy.
More than one thousand times of on-off experiment; Longer operating life.
Almost linear flow characteristic, better regulating performance.
Full sealed, zero gas leakage.
Different materials in every parts, suitable to different mediums.