... sizes,with/without hole galvanized/not galvanized oiled/not oiled Z channel steel barhot rolledcold bendedQ235with/without holegalvanized/not galvanizedoiled/not ... IPEAA,IPE3) channel steel,U channel steel,C channel steel,Z section4) Angle steel,unequal angle steel5) Hot-dip galvanized ... /coils--CR 8) Hot rolled steel sheets/coils--HR 9) Steel strips,corrugated steel sheet10) steel Flange--FLG thanks ...