CARBON STEEL GATE VALVES 30С15НЖ PN40 DN400

Water, steam, gas, petrochemical and other basic oils are free of impurities.
In addition, we can use the product to produce 25 marks or 35 pieces of high-quality carbon steel. So 30 15 н с ж gate work under medium temperature from + 40 to 45 degrees Celsius, pressure working environment must not exceed 40 Ross.
Structure type 30 15 н с ж з а д kind guide и ж е seem assumes that the meaning of the sliding rod and a handwheel manual. Add 30 15 н с ж з а д kind guide и ж е seem in accordance with the guests, 12815-80 flange, but in order to ensure the greatest possible in the reliability of the welding to join. Seal з а д kind guide и ж е seem 30 15 н с ж related classes.