3003 O aluminium tube for refrigerator 1.alloy 1050 1060 1070 3003 2.temper ho ~h112 3.od 4mm~20mm 1/4" 3/8" 1/2" 5/8" 4.wall thickness : 0.5mm~2.0mm 5.min order : per size 3ton 6.application : refrigerator . air conditioner . and freezer 7.produce term 15days 8.packing : case on pallet