EN10025-3 S275NL is a normalized rolled structural steel plate grade that is widely recognized for its excellent mechanical properties and versatility in various engineering applications. This grade is particularly appreciated for its ability to withstand low-temperature environments, making it suitable for construction projects in harsh climates. TJC Steel Group, a leading supplier in the steel industry, offers high-quality S275NL plates that meet stringent international standards.

Chemical Composition:

The chemical composition of EN10025-3 S275NL is carefully controlled to ensure the material's mechanical properties and weldability. The typical chemical composition is as follows:

· Carbon (C): ≤ 0.18%

· Silicon (Si): ≤ 0.55%

· Manganese (Mn): ≤ 1.60%

· Phosphorus (P): ≤ 0.025%

· Sulfur (S): ≤ 0.020%

· Aluminum (Al): ≥ 0.020%

· Niobium (Nb): ≤ 0.05%

· Titanium (Ti): ≤ 0.03%

· Vanadium (V): ≤ 0.12%

· Nitrogen (N): ≤ 0.015%

Mechanical Properties:

The mechanical properties of S275NL are characterized by its high strength and toughness, which are crucial for structural applications. The typical values are as follows:

· Yield Strength: ≥ 275 MPa

· Tensile Strength: 430 - 570 MPa

· Elongation: ≥ 22%

· Impact Energy (Longitudinal, at -50°C): ≥ 27 Joules

Heat Treatment State:

S275NL plates are supplied in the normalized state, which involves heating the steel to a specific temperature and then cooling it in air to achieve improved mechanical properties. This process ensures that the material has a uniform structure and enhanced toughness.

Low-Temperature Impact Test:

The material is subjected to a Charpy V-notch impact test at -50°C to ensure that it retains sufficient toughness at low temperatures. This is a critical requirement for materials used in cold environments.

Available Dimensions:

TJC Steel Group offers S275NL plates in a wide range of sizes to cater to different project requirements. The typical available dimensions are:

· Thickness: 6mm - 300mm

· Width: 1500mm - 4020mm

· Length: 3000mm - 18000mm

Main Applications:

S275NL plates are used in a variety of applications, including:

· Bridges

· Buildings

· Offshore structures

· Power plants

· Heavy machinery

· Construction equipment

TJC Steel Group Supply Cases:

TJC Steel Group has supplied S275NL plates for several high-profile projects, demonstrating its commitment to quality and customer satisfaction. One notable supply case involved the construction of a suspension bridge in a northern region with extreme weather conditions. The S275NL plates provided by TJC Steel Group were chosen for their superior low-temperature impact properties and structural integrity, ensuring the bridge's safety and longevity.

Conclusion:

EN10025-3 S275NL normalized rolled structural steel plates from TJC Steel Group are a reliable choice for demanding applications. With their well-balanced chemical composition, excellent mechanical properties, and proven performance in low-temperature conditions, these plates are suitable for a wide range of structural projects. TJC Steel Group's dedication to quality and customer service makes it a trusted supplier for high-grade steel products.