aluminum pipe aluminum tube aluminum profile aluminum pipe aluminum tube strange shaped aluminum pipes aluminum extrusion profile1,Material:mainly in 6000 grade,Such as ... 1070,2011,2017,2021,2024,3003,5052,6060,6463,6082…2,The processing methods including: Aluminium profile extruding,Precise cutting, ... standard GB/T6892-2006 and Erope standard EN12020-1,2(2001) and american standard AAMA611-98.5,OEM.