... Price 3)Free Mold Design,Quick Sample 4)Architectural Sunshade Architectural Perforated Aluminum Railings-Round Perforations - 45 degree PatternSquare Perforations Straight ... 6106, 6201, 6351, 6262, 6463, 7005, 7050, 70752) Heat treatment:O, T3, T4, T5, T6, T7, T8, T351, T6513) Fabrication: ... understanding of customer requirement. Perforated Aluminum Railings-Round Perforations - 45 degree Pattern