Structural characteristics of S355J2NZ25 low alloy steel plate

S355J2N Z25 low alloy steel plate is a commonly used low alloy high strength structural steel, its characteristics include:

1. Chemical composition: low carbon content, the main alloying elements usually include silicon, manganese, phosphorus and sulfur.

2. Mechanical properties: S355J2NZ25 low alloy steel plate has good tensile strength and yield strength, suitable for the bearing requirements of various components.

3. Metallurgical properties: By controlling the heat treatment and quenching process, the ideal organizational structure can be achieved to improve the strength and toughness of S355J2NZ25 low alloy steel plate.

4. Corrosion resistance: S355J2N Z25 low alloy steel plate has certain weather resistance and corrosion resistance, suitable for outdoor or humid environment use.

5. Welding performance: easy to weld, can use a variety of welding methods to connect, maintain the strength and toughness after welding.

6. Cold forming ability: suitable for cold forming processing, such as bending, stamping and other operations, to maintain good material properties.

7. Low temperature toughness: S355J2N Z25 low alloy steel plate still maintains good toughness under low temperature conditions, which is suitable for engineering projects in cold climate areas.

8. Standardization: in line with relevant standards and specifications, suitable for a variety of structural engineering and heavy machinery manufacturing.

These characteristics make S355J2NZ25 low alloy steel plate widely used in many fields, including bridge construction, machinery manufacturing, ship construction and so on.