Conquest Steel & Alloys is a reliable S355JOW+N corten hollow section supplier, distributing superior square (SHS), rectangular (RHS), and round (CHS) hollow sections made of EN-grade S355JOW+N weathering steel. This high-strength alloy has a minimum yield strength of 355 MPa, W-grade natural protective patina atmospheric corrosion resistance, and a normalized toughness improvement (+N), making it ideal for building structures exposed to extreme or cold conditions.
Our S355JOW+N hollow profiles come in sizes between 20 mm and 300 mm, with 2 mm to 25 mm wall thickness. Adding the +N normalization, the alloy ensures greater internal structural dependability, with the W-grade patina lowering corrosion upkeep. The profiles provide reliable performance under dynamic loads, perfect for bridges, exterior frames, pergolas, signposts, façade systems, and structural beams.
Every section is backed by EN 10204 3.1 mill test certificates, guaranteeing inspection for mechanical and chemical properties. We also provide value-added services like precision cutting, beveling, notching, welding-end preparation, and optional pre-weathered finishes—streamlining installation and minimizing on-site labor.
Your trusted S355JOW+N corten hollow section supplier, Conquest Steel & Alloys, guarantees certified, weather-proof, robust, and long-lasting hollow steel solutions—along with technical support, streamlined logistics, and competitive lead times.
Product : | S355JOW+N Hollow Section (SHS/RHS/CHS) |
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Profiles : | Square, Rectangular, Round |
Size Range : | 20 mm – 300 mm |
Wall Thickness : | 2 mm – 25 mm |
Yield Strength : | ≥355 MPa |
Corrosion Grade : | W (Weathering) |
Normalization : | +N (Normalized toughness) |
Certifications : | EN 10204 3.1 Mill Test Certificate |
Surface Finish : | Mill / Pre‑weathered |
Custom Services : | Cutting, Beveling, Notching, Pre‑weathered |