C45 Steel Plates

C45 steel plates refer to carbon steel plates that are made from the grade C45 steel. Here’s a detailed explanation of C45 steel and its properties:

1. **C45 Steel**: C45 is a medium carbon steel characterized by good weldability, machinability, and high strength and impact properties after quenching or normalizing. It is commonly supplied in the untreated or normalized condition.

2. **Properties**:

   - **Good Mechanical Properties**: C45 steel typically has good tensile strength, hardness, and wear resistance.

   - **Machinability**: It can be machined easily in the normalized or hot rolled condition. 

   - **Weldability**: C45 steel has good weldability, although pre-heating and post-weld stress relieving might be necessary depending on the welding method and thickness of the plate.

   - **Heat Treatment**: It can be heat treated to achieve desired mechanical properties. Common heat treatments include quenching and tempering to improve hardness and toughness.

3. **Applications**:

   - **Industrial Machinery**: C45 steel plates are used in various industrial applications such as manufacturing gears, shafts, sprockets, and machinery parts where high strength and wear resistance are required.

   - **Automotive Components**: They are also used in automotive components like crankshafts, steering knuckles, and connecting rods.

   - **General Engineering**: C45 steel plates find applications in general engineering and construction sectors where moderate strength and good machinability are needed.

4. **Standards**: C45 steel plates are generally supplied according to national and international standards such as DIN 17200, BS 970, EN 10083, and ASTM A29/A29M.

In summary, C45 steel plates are medium carbon steel plates with good mechanical properties suitable for a variety of industrial applications. They are known for their strength, machinability, and versatility, making them popular in sectors requiring reliable performance under demanding conditions.