security screens 1) ISO 9001 2)Material: SS304, SS316L, Galvanized 3)Mesh: ... : 0.8mm,0.9mm, 0.7mm security screens The technique parameter of the security screens: Material: SS304, SS316L, Galvanized. Color: Black, White ... , 1500mm x 3000mm; 1600mm x 2000mm, 1600mm x 2400mm. security screens