wall angles and ceiling corner size: 20x20,22x22,23x23,25x25,30x30,35x35,40x40 material: hot- ... dip galvanized steel coil wall angles and ceiling corner Our factory main produce steel profile used for drywall partition ... /610 (2')24x26mm length: 600/6100 (2')Wall angle and corner bead:20x20mm length: 3000/3050 (10')22x22mm length: 3000/3050 ...