... wall thickness: 0.75-2.2mm diameter:6~22mm Applicaiton: for air-conditioner, refrigerator aluminum coil pipe Alloy: 1100 1200 1050 1060 ... coil package Wall thickness: 0.75 mm to 2.2mm Diameter of pipe: 6 to 22mm Applications: electric heating tubes, condensers, air ... , oil floating disk, refrigerators, heating equipments, and more aluminum coil pipe 1xxx, 3003