... , valve,pipe, pressure and flow control elements to use steam instantly heat mass quantity hot water for ... , steam pressure 0.3Mpa, working the system heat load 60W/m2 situation.2.Users have special requirements ... traditional large shell and tube, plate and other heat exchangers and circulation pumps.2. Commercial, civil heating ... high sideReturnLowLowLowfast steam-water two phase flow heat exchanger