... transfer and distribute steam that made by boiler. sub- cylinder is belong to pressure vessel.3).THE MAIN PRESSURE PARTS: the main ... seat, transfer water valve seat. Safety exit valve seat, pressure gauge, temperature gauge, monoblock, shell cover,4).The material ... temperature: 0~~4008).Work medium: hot or ice water, steam, pressure gas.9).Material: stainless or carbon steelWE EXCEPT TO ESTABLISH ...