Material Composition
Base material: High-performance weathering steel (Corten steel equivalent)
Alloy composition: Cu (0.25-0.55%), Cr (0.5-1.25%), Ni (0.65%), P (0.07-0.15%)
Protective oxide layer: Forms stable patina (FeOOH) within 6-18 months of atmospheric exposure
Structural Design
Profile: Deep rib corrugation pattern (standard 25mm wave depth)
Panel dimensions: 2400mm(height) × 1200mm(width) (customizable)
Gauge thickness: 2.0mm/2.5mm/3.0mm options
Open area ratio: 30%-60% (various pattern options)
Technical Performance
Yield strength: ≥355MPa (S355J0WP grade equivalent)
Tensile strength: 470-630MPa
Corrosion resistance: 4-8× better than carbon steel (C5-M classification per ISO 12944)
Service life: 25-50 years (depending on environment)
Temperature range: -40°C to +120°C operational
Surface Characteristics
Initial finish: Mill scale surface (optional pickled finish)
Patina development: Progressive color change from orange to deep brown
Texture: Natural oxidized matte surface (RAL 8012 standard color reference)
Installation System
Post spacing: 2000-2500mm centers
Mounting: Anti-tamper security fasteners (M10 stainless steel)
Foundation options: Direct burial or concrete footing
Alignment system: Interlocking panel design (±15° terrain adaptability)
Environmental Compliance
100% recyclable material
Zero VOC emissions
No chemical treatments required
Meets ISO 1461 and ASTM A123 corrosion standards
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