Structural Steel - EN Grades
EN S355 - High Strength Structural Grade
European standard high-strength structural steel with 355 MPa yield for heavy steel structures, offshore platforms, bridges, and industrial buildings.
Material Type
EN S355 - High Strength Structural Grade
Mechanical Properties
Yield Strength: ~355 MPa
Tensile Strength: 470-630 MPa
Key Features
- High strength - Superior load capacity
- Excellent toughness - Especially in low-temperature variants (S355J2, S355K2)
- Good weldability
- Reduced weight - Higher strength allows thinner sections
- Wide range of sub-grades available
Applications
- Heavy steel structures
- Offshore platforms
- Bridges
- Crane structures
- Structural frames for industrial buildings
- Mining equipment
- Pressure vessels