型材棒材

Bar Steel

型材方管

Square Tube

冷轧纵剪收卷

Cold Rolled Slitting and Recoiling

冷轧板

Cold Rolled Plate

圆钢

Round Steel

无缝管

Seamless Pipe

矩形管

Rectangular Tube

螺纹钢

Rebar

镀锌管

Galvanized Pipe

工字钢

I-Beam

槽钢

Channel Steel

H钢

H-Beam