Home > Products > Structural Steel > Hot-rolled channel steel Share × ✓ Add to quote Hot-rolled channel steel Request a Quote Enter the quantity you need and add to your quote list for pricing inquiries. Quantity: Inquire Now Product Details Steel grade: Q235B Q355B Specification: 5#-40# Implementation standard: GB/T700-2006 Quality grade: National standard Application: Widely used in building structures, curtain wall engineering, mechanical equipment and vehicle manufacturing, etc.