Steel section (1) Angle bar (equal angle and unequal angle) Specification: 25?5?, 30?0?/4, 40?0?, 50?0?, 63?3?, 100?3?0, 125?0?2, 200?25?8. (2) I-beam: 12mm-560mm (3) Channel bar: 8mm-450mm (4) H-beam: various (5) Steel billet: 120, 150, 200, 300, 400. (6) Light rail, heavy rail, crane rail: Various specifications and material
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