Aluminium Pipe,Aluminum Hollow box Alloy; 7005,7075,6082 Temper:T6 Wall Thickness Minimum;0. ... ,6082,6A02,7005,7A04,7075,7A09,K70,G77,AHS2>Temper:F.O.R T4,T5,T6,T651,T731 ,H3> Surface Type ... mm10 -120 mmAccording to customer requirement Aluminium Pipe,Aluminum Hollow Box--Alloy 7075,7005,6082--T6