Product name: Manual with pneumatic
emergency cut-off valve
Product Model：SDQD421F
Nominal Diameter：50～300mm
Nominal Pressure：1.6～4.0MPa
Suitable Medium：Ammonia gas, natural gas,liquefied gas
Suitable Temperature：-40～+80℃
Next product：Manual welding cut-off valve
Backe product：Gas Japanese globe valve
