Conquest Steel & Alloys is a prominent S355JOW corten hollow section supplier providing high-quality square (SHS), rectangular (RHS), and round (CHS) hollow shapes from EN-grade S355JOW weathering steel. This top-grade alloy has a minimum yield strength of 355 MPa plus W-grade atmospheric corrosion resistance, creating a natural protective patina perfect for structural and architectural applications subject to the elements.
Our S355JOW corten hollow sections can be supplied in sizes up to 20 mm to 300 mm with wall thicknesses from 2 mm to 25 mm. The W-grade patina considerably lowers corrosion and maintenance needs, with weldability and formability still maintaining excellent levels—ideal for hollow sections to be used in façades, structural frames, exterior furniture, railings, signage supports, pergolas, and landscaped buildings.
Every section has EN 10204 3.1 mill test certificates to provide complete traceability of mechanical and chemical properties. We also provide value-added services including precision cutting, beveling, notching, welding-end preparation, and optional pre-weathered finishes to minimize site work and improve installation speeds.
Being a trusted S355JOW corten hollow section supplier, Conquest Steel & Alloys provides certified, high-strength, and visually attractive hollow steel profiles—supported by expert advice, competitive prices, and timely delivery for large-scale infrastructure and custom architectural works.
Product : | S355JOW 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) |
Surface Finish : | Mill / Pre‑weathered |
Certifications : | EN 10204 3.1 Mill Test Certificate |
Weldability & Formable : | Excellent |
Custom Services : | Cutting, Beveling, Notching, Pre‑weathered |