Model &Name: ZSNTC1-G Series Pneumatic Piston Two-position Three-way Special Shutoff Valves

Characteristics:First researched and developed in China,and successfully used for Melamine Projects as the rapid 

switching control forthe Feed Gas and Ammonia back flushing, also used for other occasions;Quick and 

tightclosing, bead welding with Stellite Alloy for plug and seat, long service life;The complete machineincludes 

non-disturbance manual operation system using anti-crystallizationdesign and composite filler.

NominalDiameter (DN):150, 200mm

NominalPressure (PN):1.6、2.5、4.0

SwitchingPeriods (s): ≤2

OperationPressure: 450-600kPa

OperationTemperature (℃): -40~+450

Material:Valve Body and Bonnet: ZG230-450,304; Plug and Seat: 304+STL

Flange Standards:JB/T79-94 or HG/T20592-09