EN10025-3 S355NL is a high-strength steel plate with fine grain structure, which has attracted much attention due to its excellent mechanical properties and a wide range of applications. In this paper, the chemical composition, mechanical properties, heat treatment state, low temperature impact test and main application scenarios of EN10025-3 S355NL will be introduced in detail, and the supply case of TJC Steel Group will be expounded.

2. Chemical Composition

The chemical composition of EN10025-3 S355NL steel plate is mainly composed of iron, carbon, silicon, manganese, phosphorus, sulfur and other elements. Among them, the carbon content is between 0.17% and 0.24%, the silicon content is between 0.4% and 0.9%, and the manganese content is between 1.6% and 2.1%. The precise ratio of these elements gives EN10025-3 S355NL steel plate excellent mechanical properties and corrosion resistance.

3. Mechanical Properties

EN10025-3 S355NL steel plate has excellent mechanical properties, and its tensile strength, yield strength and elongation are high. At room temperature, the tensile strength can reach 490-620 mpa, the yield strength is 355MPa, and the elongation is between 18% and 24%. In addition, EN10025-3 S355NL steel plate also has excellent low temperature toughness, able to maintain stable mechanical properties at extremely low temperatures.

4. Heat Treatment State

EN10025-3 S355NL steel plates are usually supplied in rolled or annealed condition. In the heat treatment process, the microstructure and mechanical properties of the steel plate can be further optimized by controlling the process parameters such as heating temperature, cooling speed and holding time. For applications requiring high strength and good toughness, quenching and tempering treatments can be used.

5. Low Temperature Impact Test

In order to ensure that EN10025-3 S355NL steel plate can still maintain excellent mechanical properties in low temperature environment, low temperature impact test is needed. In the test, the steel plate is subjected to impact work at different temperatures to test its toughness and brittle fracture resistance at very low temperatures. EN10025-3 S355NL steel plate shows good toughness and brittle fracture resistance in low temperature impact test, which can meet the application requirements in various low temperature environments.

6. Main Application Scenarios

EN10025-3 S355NL steel plate is widely used in construction, Bridges, ships, automobiles, railways and other industries. Due to its excellent mechanical properties and corrosion resistance, EN10025-3 S355NL steel plate can meet the needs of a variety of complex structures and heavy equipment. For example, in the field of construction, used to manufacture beams, columns and support structures for tall buildings; In shipbuilding, it is used to manufacture key parts such as hull and deck; In the automotive industry, it is used to manufacture body panels and reinforcing parts for heavy trucks and SUVs.

7. TJC Steel Group Supply Case

As a well-known Steel company, TJC Steel Group has been committed to providing high quality EN10025-3 S355NL steel plate. Thanks to the advanced production process and strict quality control system, TJC Steel Group is able to ensure the excellent performance and stability of the EN10025-3 S355NL steel plate supplied. Previously, TJC Steel Group successfully supplied EN10025-3 S355NL steel plate for a large bridge construction project, which required high steel plate strength, toughness and corrosion resistance. The Steel plates supplied by TJC Steel Group have undergone rigorous quality testing and performance evaluation and fully meet the requirements of the project, providing a strong guarantee for the safety and stability of the bridge.

Summary: EN10025-3 S355NL fine grain steel plate as a kind of high strength, excellent corrosion resistance material, has been widely used in various industries. By understanding its chemical composition, mechanical properties, heat treatment state, low temperature impact test and main application scenarios and other aspects of knowledge, it is helpful to better select and apply this high-quality steel. At the same time, cooperation with professional Steel enterprises such as TJC Steel Group can ensure the availability of high-quality EN10025-3 S355NL steel plates, providing a strong guarantee for the smooth implementation of various engineering projects.