GB/T Q500NH Corten SteelCertified
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Gnee Steel (Tianjin) Co., Ltd. is one of the most professional gb/t q500nh corten steelcertified manufacturers and suppliers in China. Welcome to wholesale customized gb/t q500nh corten steelcertified at competitive price from our factory. Good service and quality products are available.
GB/T Q500NH Corten Steel
Unlike regular steel, GB/T Q500NH Corten Steel forms a stable protective rust layer when exposed to weather, eliminating the need for painting while maintaining structural integrity for decades.
Key Specifications:
| Property | Value/Description |
|---|---|
| Standard | GB/T 4171 |
| Yield Strength | ≥500 MPa |
| Tensile Strength | 570-720 MPa |
| Elongation | ≥17% |
| Impact Toughness | Good at -40°C |
| Corrosion Resistance | 4-8x better than carbon steel |
| Weldability | Excellent (preheating recommended) |
| Surface Appearance | Develops even, protective patina |
Typical Industrial Applications:
Heavy-load bridge components
High-rise building structural frames
Power transmission towers
Mining and heavy equipment supports
Coastal infrastructure
Railway bridges and heavy transport structures
Why Engineers Choose Q500NH:
Higher Load Capacity - 500MPa yield strength allows lighter structures that carry heavier loads
Lower Lifetime Cost - Eliminates repainting and associated maintenance
Proven Durability - Performs reliably for 50+ years in most environments
Simplified Construction - Can be welded and fabricated like conventional steel
Aesthetic Flexibility - Natural weathering creates attractive architectural finishes
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