... 4.Length:5.8m,6m,roll,or as required Air Condition tube/Water Copper PipeDescriptionCopper pipe, copper tubingStandardASTMB280,JIS H3300, ... are of good heat conductibility. Furthermore, they are reliable in quality. Thus, they are widely used for heat exchangers, radiators ... , coolers, electro-heat-up pipe, air conditioner and refrigerators. The straight pipes can be used for ...