G.I Sheet in 22 Gauge & 24 Guage 0.13-0.8mm ... , chimney, grain barn, stamping, cable wrapper, billboards, safety signs, poolsG.I Sheet in 22 Gauge & 24 Guage0.13-0.8mm thickness ... --2.0mm in thickness, 500-- 930mm in width).We also do corrugated steel roofing sheets, We have passed ISO9001 quality control ... shutter door, garage door, wave wattand colored substrate,etc. G.I Sheet in 22 Gauge & 24 Guage