... :ABS, PE,NR 48)Usage:Cooling tower, heat exchange INTRODUCTIONDetailsNameOKD-DN25CSilk mouth specifications1 ... cooling tower, environmental protection, anticorrosion, chemical industry, solar equipment etc widely used in, especially for high and low a water tank, water tower of water ... for drinking water. D, corrosion resistance, wide adaptability. In the solar energy, cooling tower, environmental ...