... of HVAC, also design and produce stainless steel U pipe heat exchanger and heat exchanger units.Usage: ... oil ,chemical industry,electic power,medicine,foodstuff,chemical fibre,light textile,papermaking,shipping vessel and central heating and other ... industry.Stainless Steel U Pipe Heat ExchangerHeat ExchangerStainless Steel U PipeTube type heat exchangerMethod: heat accumulating ...