Chemical composition and performance analysis of ST37-2 steel plate

Chemical composition and performance analysis of ST37-2 steel plate

Introduction to ST37-2 steel plate

1. ST37-2 steel plate is a carbon structural steel material brand in Germany. This material corresponds to the carbon structural steel Q235B in my country.

2. ST37-2 steel plate implementation standard: implement DIN17100 standard

3. ST37-2 steel plate delivery status: hot rolled steel plate/normalized steel plate. Delivery status can also be specified based on technical requirements.

4. Performance requirements in thickness direction of ST37-2 steel plate: Z15, Z25, Z35.

5. Conventional dimensions of ST37-2 steel plate: thickness 8-420mm, width 1600-4020mm, length 6000-18800mm.

Analysis of chemical composition of ST37-2 steel plate

ST37-2 steel plate carbon content C: ≤0.17

ST37-2 steel plate silicon content Si: ≤0.35

ST37-2 steel plate manganese content Mn: ≤1.2

ST37-2 steel plate phosphorus content P: ≤0.025

ST37-2 Sulfur content S: ≤0.025

St37-2 performance characteristics

Strength and hardness: St37-2 steel plate has high tensile strength and yield strength and can meet the strength requirements of various mechanical parts. Its tensile strength is usually between 135 and 165N/mm², and its yield strength is between 110 and 130N/mm². This enables the St37-2 steel plate to withstand the pressure of the load and ensure the stability and safety of mechanical parts.

Plasticity and toughness: St37-2 steel plate has good plasticity and toughness, and can be used for bending, stretching, impact and other processing operations without being prone to brittle fracture. This enables the St37-2 steel plate to adapt to the processing requirements of various complex shapes and manufacture mechanical parts with complex shapes.

Corrosion resistance: Although the corrosion resistance of St37-2 steel plate is relatively low, its corrosion resistance can still meet certain application requirements under some common environmental conditions. For example, in dry indoor environments, St37-2 steel plates can be used for a long time without obvious corrosion.

Processing performance: St37-2 steel plate has good processing performance and can be used for cutting, bending, drilling and other processing operations. This provides great convenience for the manufacture and application of St37-2 steel plates. During processing, due to its good plasticity and toughness, it can be bent, stretched and other operations without obvious cracks or deformation.

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