1.name: Aluminium window and door profile 2.aluminium alloy6063,6061 3.certification:ISO9001,High ... , bronze, blue, green, or according to your requirementsMain ProductsAluminum window &door & Curtain wall, etcFeaturesEnvironmental protection, Energy-saving, High strength, ... usual, 20 working daysMinimum order1 tons 6063 for window & door Alu.profile: AlloySiMgFeCuMnZn60630.48-0.490.63-0.65less0.250. ...