... heating. 4.Flange Connection Description:A.Standard material:1.Frame plate: mild steel, epoxy painted;2.Flange: carbon steel;3.Lined ... heating;4.Flange Connection;5.Compact and robust design;6.Plate can be added and removed;7.Easy to open up ... ), desired working pressure, maxinum permitted pressure drop, available steam pressure. plate heat exchanger of marine part