S275 Carbon Steel Plate
S275 Carbon Steel Plate features excellent strength, weldability, and cost-effectiveness, ideal for structural and construction projects for global buyers.
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High Strength and Toughness: Provides reliable mechanical performance under demanding structural applications.
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Excellent Weldability: Suitable for welding, cutting, and forming without losing mechanical integrity.
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Good Surface Finish: Smooth surface for coating, painting, or galvanizing.
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Wide Thickness Range: Available in multiple dimensions to meet various project requirements.
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Cost-Effective Solution: Ideal choice for bulk industrial and construction buyers.
S275 Steel Plate Description
S275 Carbon Steel Plate is a non-alloy structural steel grade under EN 10025 standard, known for its excellent strength, formability, and weldability.
It’s commonly used in construction, bridges, machinery manufacturing, and heavy equipment.
The material delivers consistent mechanical properties and stable performance, making it one of the most popular carbon steel plates in the market.
With a minimum yield strength of 275 MPa, the S275 plate provides a balance between strength and flexibility, which helps reduce maintenance costs and improve overall structural reliability.
Buyers prefer S275 for its easy processing, affordable pricing, and compatibility with international engineering standards.
| S275 Chemical Composition | ||
| Element | Max % | Typical Range / Note |
| Carbon (C) | ≤ 0.25 | Controls strength and hardness |
| Silicon (Si) | ≤ 0.40 | Improves strength and elasticity |
| Manganese (Mn) | 1.00–1.60 | Enhances toughness and strength |
| Phosphorus (P) | ≤ 0.040 | Should be low to maintain ductility |
| Sulphur (S) | ≤ 0.040 | Should be low to prevent brittleness |
| Nitrogen (N) | ≤ 0.012 | Optional, controls grain size |
| S275 Mechanical Properties | ||
| Property | Metric Value | Condition / Note |
| Yield Strength (min) | 275 MPa | For thickness ≤ 16 mm |
| Tensile Strength | 410–560 MPa | Depending on thickness |
| Elongation (A5) | ≥ 23% | For plate thickness ≤ 40 mm |
| Impact Test (Charpy V-Notch) | 27 J @ 20°C | For S275JR grade |
| Modulus of Elasticity | ~210 GPa | Typical for carbon steel |
| Hardness (Brinell) | 120–180 HB | Approximate range |
S275 Steel Plate Applications
S275 Carbon Steel Plates are widely used in construction, bridges, shipbuilding, and industrial fabrication.
Typical applications include steel structures, machine frames, base plates, platforms, and storage tanks.
Due to its excellent weldability and strength, S275 is also a preferred material for transportation equipment, engineering machinery, and energy projects.
The plate’s versatility allows manufacturers to cut, bend, and machine it easily, making it ideal for both OEM fabrication and infrastructure projects worldwide.
S275 Steel Plate FAQs
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