... ,different sizes U channel steelhot rolledcold bendedJIS standard(janpanese standard)U CHANNELchinese standardAmerica standardBrithish standardQ235our main steel products, 1) Steel tubes & ... ,ERW pipe2) I beam,H beam,IPEAA,IPE3) channel steel,U channel steel,C channel steel,Z section4) Angle steel,unequal ... strips,corrugated steel sheet10) steel Flange--FLG thanks hot rolled U Channel steel