Standards and Certification Requirements for S235JR Structural Steel in the European Market

S235JR structural steel is one of the most commonly used low-carbon steels in Europe, widely applied in construction, bridges, and machinery manufacturing. With excellent weldability and machinability, S235JR has strong adaptability, making it highly sought after in the European market. This article introduces the relevant standards and certification requirements for S235JR structural steel in the European market.

1. European Standards for S235JR
S235JR belongs to the low-carbon steel category in the European standard EN 10025-2, with a yield strength of 235MPa and tensile strength ranging from 360MPa to 510MPa. The steel meets the basic requirements for strength, toughness, and corrosion resistance in various European engineering projects.

2. Chemical Composition and Mechanical Properties of S235JR
The chemical composition of S235JR mainly includes carbon, manganese, and silicon, with a low carbon content, ensuring good plasticity and weldability. Its mechanical properties make it suitable for most construction and bridge engineering needs.

3. Certification Requirements for S235JR
In the European market, S235JR structural steel must comply with a series of certification standards, especially in construction and bridge engineering, where it must meet EN 10025-2 standards. These standards ensure the steel's quality, safety, and environmental adaptability, guaranteeing the stability and safety of engineering projects.

4. Main Applications of S235JR
Construction: S235JR is widely used in the frame structures of residential, office, and public buildings.

Bridge Construction: S235JR structural steel is also commonly used in steel frames, support beams, and deck structures for bridges.

Machinery Manufacturing: In the machinery manufacturing industry, S235JR is used to produce medium and low-strength mechanical components.

Due to its excellent overall performance and compliance with European certification standards, S235JR structural steel is widely used in the European market. For most construction and bridge projects, S235JR is undoubtedly an ideal steel choice.

S235JRStructural Steel