... Material aluminium alloy: 6061 /6063 T3-T8 Shapeaccording to drawing and sample (square, angle, flat, T-profile, ... 180wAluminum frame for solar panel(1).Certification:ISO9001,ISO14001,CQM.(2).Size:25*35,35*35,30 ... Powder,polishing,PVDF,Sandblasting,etcStandard: GB/75237-2004,Q/320281/PDWD-2008Certification: ISO9001:2008Specifications: According to your ... . Solar Aluminium Frame(Various size section)