Carbon Steel S20c Hot Rolled Forged Steel Flat
Bar Carbon Steel S20c is a popular grade of carbon steel that is widely used in various industries for its excellent strength, toughness, and durability. It has a low carbon content, which makes it easy to forge and weld, and it is also highly resistant to corrosion and wear.
Hot rolled forged steel flat bars made from S20c carbon steel are versatile and reliable products, used across a range of applications in various industries, including construction, manufacturing, infrastructure, transportation, and more. These flat bars are produced by hot rolling the steel billets, which flattens and shapes them into the desired size and thickness. The surface of the flat bar is then polished or ground to create a smooth finish and remove any imperfections.
The S20c carbon steel flat bars are available in different sizes and thicknesses to meet the specific requirements of different applications. They are valued for their high tensile strength, excellent ductility, and ease of fabrication, making them ideal for use in a wide range of products such as shafts, gears, brackets, and industrial machinery components.
If you are looking for high-quality hot-rolled forged steel flat bars made from S20c carbon steel, it is essential to choose a reputable supplier with a proven track record of delivering top-quality products and exceptional customer service. You can work with a trusted supplier who offers a range of customization options to meet your specific needs, including custom lengths, widths, and thicknesses.
- Material composition: carbon steel S20C
- Process: hot rolling and forging
- Dimensions: flat steel shape, flat width of 10-200mm, thickness of 2-30mm
- Surface treatment: glossy or black treatment
- Advantages: After heat treatment can improve the strength and wear resistance, suitable for machining, cutting and welding and other processes
- Application fields: mechanical parts, tools, pumps, bearings, auto parts, building structures and other fields
S20C Chemical composition and Mechanical properties
| C ≤ |
Si ≤ |
Mn ≤ |
P ≤ |
S ≤ |
Cr | Ni |
|---|---|---|---|---|---|---|
| 0.18-0.23 | 0.15-0.35 | 0.3-0.6 | 0.03 | 0.03 | ≤0.2 | ≤0.2 |
| Mo | Al | Cu | Nb | Ti | V | Ce |
| ≤0.3 | ||||||
| N | Co | Pb | B | Other | ||
| Cr+Ni≤0.35 | ||||||
Mechanical Properties
| Properties | Conditions | ||
|---|---|---|---|
| T (°C) | Treatment | ||
| Density (×1000 kg/m3) | 7.7-8.03 | 25 | |
| Poisson's Ratio | 0.27-0.30 | 25 | |
| Elastic Modulus (GPa) | 190-210 | 25 | |
| Tensile Strength (Mpa) | 1158 | 25 | oil quenched, fine grained, tempered at 425°C |
| Yield Strength (Mpa) | 1034 | ||
| Elongation (%) | 15 | ||
| Reduction in Area (%) | 53 | ||
| Hardness (HB) | 335 | 25 | oil quenched, fine grained, tempered at 425°C |
Thermal Properties
| Properties | Conditions | ||
|---|---|---|---|
| T (°C) | Treatment | ||
| Thermal Conductivity (W/m-K) | 42.7 | 100 | |
| Specific Heat (J/kg-K) | 477 | 50-100 | |
Physical Properties
| Quantity | Value | Unit |
|---|---|---|
| Thermal expansion | 16 - 17 | e-6/K |
| Thermal conductivity | 16 - 16 | W/m.K |
| Specific heat | 500 - 500 | J/kg.K |
| Melting temperature | 1370 - 1400 | °C |
| Service temperature | 0 - 500 | °C |
| Density | 8000 - 8000 | kg/m3 |
| Resistivity | 0.7 - 0.7 | Ohm.mm2/m |
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