Aluminium tube 1) Alloy:1070A 8A06 5A02 5A03 5A05 5A12 3A21 2A11 2A14 2A16 2A50 6A02 7A04 7A092) 2) Temper:H112 O T4 T6 Aluminium tube1) Alloy: 1070A 8A06 5A02 5A03 5A05 5A12 3A21 2A11 2A12 2A14 2A16 2A50 6A02 7A04 7A092) Temper: H112 O T4 T63) Feature: high mechanical strength, good machining, high corrosion resistance,4) Color: silver, champagne, bronze, black5) Application: rails, building ...