... heat exchangercoaxial heat exchanger is used in huge manchines as evaporator and condensering fucntinos with the high heat exchanger capability,main manchine used have Water chillier and Air ... the tube and shell):R22,R134a,R404a,R407c,R410a,R600a,etc. Max working pressure is 50 Bar.2)Water ... is 32 Bar.3)This structure A suitable for used as condenser,For heat mode. Material:1)Heat transfer Tube ...