... of titanium, zirconium, SUS304 and SUS316 stainless steel tubes. Single tube metal heater (1). Made of titanium, zirconium, SUS304 ... Regular tubes diameter: ø11mm,ø17mm,ø25mm,ø30mm,ø32mm,ø45mm,ø50mm. (3).Tubes diameter for ø11mm and ø17mm are shrinkage tubes heaters ... voltages have 120V, 240v, 380v, 415v and 480v, single-phase and three-phase (according to clients requirements), Power range from 0.5kw ...