... galvanized steel material to make; +Main channel with U profile Light Steel Keel/Stud/Track Components of wall system as follows ... .6,0.8,0.9,1.00,1.1050x15mm0.8,0.9,1.00,1.10,1.2060x26mm0.8,1.00,1.20Furring channel50x190.35,0.40 ... ,0.45,0.5050x160.32,0.34,0.36,0.40,0.45,0.50Card light ...