... Dimensions: QC50: 48.5x45x0.5 mm 3.Zinc Coated Steel 4.New-type 1. Specification(Width*Height*Gauge): ... , about 1/10 of half brick wall.4. Application:Interior partition wall or veneering wall of hotels, theaters, emporiums, factories, ... office, house, airplane-terminal buildings, bus stations, waiting lounge, etc. Light steel keel