Q235 Q355 亜鉛メッキ鋼 Uチャンネル カスタムステンレス鋼 Uバー

High Strength Twin Slot Cold Formed U Steel Profile For Logistics Equipment Guide Frame & Greenhouse Bracket Product Overview Twin Slot U Steel Profile is a customized cold formed steel section designed for applications requiring dual-track support, high structural stability, and space-saving ...