... 2) Outer diameter:19mm-219mm 3) Wall thickness:1.5mm-12mm 4) standard:BS1387,ASTM A53,GB,DIN Name: ... ) Channel steel:Size 8# -30#, web thickness 4.5mm-9.5mm,Flange thickness 7mm-13.5mm9) IPE: Size 100mm-270mm, ... 4.2mm-5.6mm11)IBEAM:Size100mm-360mm,web thickness4.5mm-12mm,Flange thickness7.6mm-15.8mm12) H BEAM: ... 0mm. 14) PC steel stand: Size from 8mm to 18.5mm15) PC steel wire: Size from 4.8mm to ...