... thickness: 0.75-2.2mm diameter:6~22mm Applicaiton: for air-conditioner, refrigerator aluminum coil pipe Alloy: 1100 1200 1050 1060 3003 In ... heating tubes, condensers, air-conditioners,autoboibles water tanks, construction, oil floating disk, refrigerators, heating equipments, and more aluminum coil pipe 1xxx, 3003 ...