spiral copper tube OD 7.94mm-12.7mm Bottom wall thickness 0.3mm-0.41mm for Air Conditioners Freezers and Refrigerators Product Description spiral copper tube Basic InformationProduct spiral copper tubeApplicationfin and tube evaporatora dn condenser coils for air conditioners, freezers,and refrigeratorsTechnical ParametersAlloyUNS C12200,DHP copperTemper1/2,1/4 hard temper,special tempers on ...