S355K2W weather resistant steel plate is a low-alloy structural steel grade under the European standard EN 10025-5, specially designed to resist atmospheric corrosion.
It is widely used for outdoor structures and projects exposed to harsh environmental conditions.
Features
Excellent Weather Resistance
The S355K2W weather resistant steel plate forms a dense protective oxide layer (patina) when exposed to natural weather, effectively preventing further corrosion and extending the service life while reducing maintenance costs.
It is ideal for outdoor applications such as bridges, building facades, and industrial equipment.
High Strength
With a minimum yield strength of 355 MPa, this steel plate provides outstanding structural strength while maintaining good weldability and machinability.
Versatile Applications
Suitable for a wide range of uses including construction, bridges, sculptures, and industrial manufacturing.
Its excellent formability and weldability make it a favorite among engineers and designers.
Durability and Longevity
Its inherent corrosion resistance ensures long-term durability of structures, minimizing the need for frequent maintenance and repairs.
Compliance with Standards
Manufactured strictly according to EN 10025-5, ensuring consistent quality and performance in construction projects.
Sustainable and Environmentally Friendly
The natural protective patina eliminates the need for additional coatings or paints, reducing environmental impact and aligning with green building principles.
Aesthetic Appeal
The naturally weathered surface offers a unique, rustic look that blends harmoniously with natural surroundings, favored by architects and designers.
Specifications
Thickness Range: 2mm – 460mm
Width Range: 1500mm – 3200mm
Length Range: 6000mm – 12000mm
Equivalent Grade: E36WB4 (Germany WBL 087 standard)
Chemical Composition (%)
| Element | C | Si | Mn | Cu | P | S | Cr | N |
|---|---|---|---|---|---|---|---|---|
| Content | 0.19 | 0.55 | 0.45-1.60 | 0.20-0.60 | 0.035 | 0.035 | 0.35-0.85 | 0.010 |
Mechanical Properties
| Thickness (mm) | Min Yield Strength (MPa) | Tensile Strength (MPa) | Impact Test (-20°C, J) |
|---|---|---|---|
| ≤16 | 355 | 470-630 | 40 |
| 16-40 | 345 | 470-630 | 40 |
| 40-100 | 335 | 450-600 | 40 |
| >100 | 295 | 450-600 | 40 |
Heat Treatment Conditions
Hot Rolled
Controlled Rolled
Normalized
Quenched and Tempered
Cold Rolled
Applications
The S355K2W weather resistant steel plate is widely used in bridge construction, outdoor sculptures, architectural facades, industrial equipment, and other outdoor structures requiring excellent corrosion resistance and high strength.
Supply and Service
As a professional S355K2W weather resistant steel plate supplier, we guarantee qualified products with timely delivery and competitive prices.
For inquiries about S355K2W steel plate price or technical specifications, please feel free to contact us for professional assistance and support.
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