Overview of E355 Steel

E355 is a non-alloy structural steel known for its high yield strength (≥ 355 MPa) and excellent weldability. It conforms to EN 10025 and EN 10297 standards, making it suitable for structural, mechanical, and pressure-related applications.

Key Properties

Chemical Composition: Carbon ≤ 0.22%, Silicon ≤ 0.55%, Manganese ≤ 1.60%, Sulfur/Phosphorus ≤ 0.045%.

Mechanical Strength: Tensile strength 470-630 MPa, elongation ≥ 14%.

Features

High yield strength for structural integrity.

Good weldability and machinability.

Suitable for cutting, forming, and machining.

Applications

Structural engineering: Frames, beams, and columns.

Mechanical components: Shafts and gears.

Pressure systems: Hydraulic cylinders and pipes.

Automotive industry: High-strength components.

Standards and Certifications

E355 complies with EN 10025-2 and EN 10297-1, ensuring consistent quality and performance.

Conclusion

E355 steel is a versatile material balancing strength and machinability, ideal for construction, machinery, and pressure vessels. For sourcing inquiries, contact certified suppliers.