Products Description
SMA400CP Weather Resistant Steel Plate is a weather-resistant steel created by alloying copper, chromium, and nickel. Compared to ordinary carbon steel, SMA400CP has a longer service life and requires less maintenance than regular carbon steel. Ordinary carbon steel normally needs to have its rust removed and repainted every five to eight years in outdoor atmospheric conditions.
In contrast, SMA400CP Plate maintains structural integrity and stability for 15–30 years or more, significantly reducing maintenance and replacement costs. It is particularly suitable for large structures exposed to the outdoors long-term, such as bridges, containers, and building facades.
specifications
| Name | SMA400CP Corten steel sheet/plate |
| Size | Thickness:2mm-100mm |
| Special specifications can also be produced according to drawing and sample | |
| Length | 1000-20000 mm depend on requirement |
| Width | 300-5000mm |
| Material Grade | SMA400CP |
| Standard | GB/T709-2006, ASTM A36, JIS G4051, DIN EN 10083, SAE 1045, ASTM A29M |
| Surface | Smooth, straight, bright, no blur on both ends |
| Packing | Export-sea worthy packing with each bundle tied and protected |
| MOQ | 1 ton each size |
Chemical composition
| Grade | The Element Max (%) | ||||
SMA400CP |
C | Si | Mn | P | S |
| 0.18 | 0.55 | 1.25 | 0.035 | 0.035 | |
| Cr | Cu | Ni | |||
| 0.30-0.55 | 0.20-0.35 | ||||
Carbon Equivalent
| Grade | Thickness | Yield | Tensile |
| SMA400CP | mm | Min Mpa | Mpa |
| ≤16 | 245 | 400-540 | |
| 16-40 | 235 | ||
| 40-75 | 215 | ||
| 75-100 | 215 |
Application
SMA400CP weathering steel plate is widely used in bridge and railway engineering. Its outstanding corrosion resistance and long-term stability make it highly suitable for critical structures such as river-spanning bridges, railway bridges, and track facilities. In these projects exposed to atmospheric conditions over extended periods, SMA400CP sheet effectively reduces maintenance frequency and significantly extends service life.
Additionally, this steel is employed in ports and marine equipment, urban landscapes and architectural curtain walls, container and vehicle structures, as well as power and chemical processing equipment, providing enduring material reliability for diverse outdoor applications.
In conclusion, SMA400CP Ultimate Japan Prime Weathering Steel is a versatile and durable material that offers superior corrosion resistance and aesthetic appeal.
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