C45 Steel Bar is a medium carbon steel known for its exceptional strength, wear resistance, and good machinability. With a carbon content of around 0.45%, C45 steel provides a perfect balance between hardness, toughness, and ductility. This makes it one of the most commonly used steels in various engineering applications, including manufacturing machinery components, automotive parts, and structural elements. C45 is widely used in industries that require steel materials to handle moderate to high-stress conditions.
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C45 Steel Bar is characterized by its medium carbon content, which provides an excellent balance between hardness and machinability. The steel can be heat-treated to improve its hardness and strength, making it ideal for parts that must endure wear and pressure. Unlike low-carbon steels, C45 offers significantly higher tensile strength, which makes it highly effective in applications involving heavy loads or high stresses.
In addition to its high strength, C45 also maintains good ductility, which allows it to undergo various forming processes without compromising its structural integrity. It can be used in its raw form for many applications or heat-treated to obtain a specific hardness, depending on the project’s needs. Furthermore, C45 offers great resistance to wear and tear, making it perfect for components that will experience friction, impact, or stress over time.
The versatility and cost-effectiveness of C45 steel make it a go-to material for industries such as automotive, construction, and manufacturing. Its ability to undergo heat treatment further enhances its performance, making it suitable for both low- and high-load applications.
| Properties | C45 Steel Bar |
|---|---|
| Komposisi kimia | |
| Carbon (C) | 0.42% – 0.50% |
| Manganese (Mn) | 0.50% – 0.80% |
| Silicon (lan) | 0.10% – 0.35% |
| Phosphorus (P) | ≤ 0.04% |
| Sulfur (S) | ≤ 0.05% |
| Mechanical Properties | |
| Kekuwatan Tensile | 600 – 800 MPa |
| Yield Strength | 400 – 600 MPa |
| Elongation | ≥ 16% |
| Kekerasan (HB) | 170 – 210 HB |
| Dimensional Tolerances | |
| Diameter Tolerance | ±0.10 mm |
| Length Tolerance | ±10 mm |
| Standards | DIN 17200, EN 10083-2 |
| Heat Treatment | Quenching, Tempering |
| Lumahing Rampung | Smooth, Clean, Mill Finished |

At Yuanchi, we place a high priority on delivering C45 Steel Bars in the best possible condition. Each bar is wrapped with protective materials such as plastic film to prevent corrosion during transport. The bars are then securely bundled and strapped to avoid any movement or damage during transit. Depending on customer preferences and order size, we offer various packaging options to ensure safe delivery.
We also offer timely global shipping, with a focus on efficiency and reliability. Our logistics team works closely with trusted shipping partners to guarantee that orders are delivered within the specified timeframe. Whether you require sea freight or air freight, we ensure your C45 Steel Bars arrive on time, and in perfect condition, ready for use in your projects.
Yuanchi exports to regions including South America, the Middle East, Africa, and Australia, ensuring that our clients worldwide have access to high-quality steel products with excellent customer service.
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