C-beam steel: (1)Standard:ASTM, GB, JIS (2)Grade: HDG,PG,Powder Coated (3)Shape: C Channel Quick Details Standard: ASTM, GB, ... receivng the deposit or the copy of L/C.SpecificationsSteel channel 1.Size:41*41mm and 41*21mm 2 ... specialized in the production of cold-formed steel, square steel and rectangular steel. Our annual production capacity is 80 ... .Any questions, please contact with me. C-beam steel