... and shell):R22,R134a,R404a,R407c,R410a,R600a,etc. Max working pressure is 50 Bar.2)Water side (inside of the ... tube):Domestic water,tap water,antifreeze (glycol solution) Max working pressure is 32 Bar.3)This structure A suitable for ... ROAD,DEZHOU ECONOMIC DEVELOPMENT ZONE 253022,SHANDONG, P.R.CHIN********************************************************************** Sell and tube heat exchanger