... JIS (2)Grade: HDG,PG,Powder Coated (3)Shape: C Channel Quick Details Standard: ASTM, GB, JISDimensions: 41*41mm,41* ... receivng the deposit or the copy of L/C.SpecificationsSteel channel 1.Size:41*41mm and 41*21mm 2. ... to 3.0mm 3.Length:3m,5.8m,6mSteel channel 1.Size:41*41mm and 41*21mm 2. ... da trading company can offer all kinds of steel pipe products .Our company has advanced technology and a talented ...