Mechanical Properties:
– Tensile strength: 860 – 1040 MPa
– Yield strength: 635 MPa
– Elongation at break: 13%
– Hardness: 217 HB
Technical Properties:
– Density: 7.85 g/cm³
– Melting point: 1426°C
– Thermal conductivity: 48 W/mK
– Specific heat capacity: 460 J/kg·K
Chemical Composition:
– Carbon (C): 0.12 – 0.18%
– Silicon (Si): 0.40% max
– Manganese (Mn): 0.40 – 0.70%
– Phosphorus (P): 0.035% max
– Sulfur (S): 0.035% max
– Chromium (Cr): 1.00 – 1.30%
– Iron (Fe): Balance
The 15Cr3 steel grade exhibits good hardenability, machinability, and weldability, making it suitable for a wide range of applications. It can be heat treated to achieve desired mechanical properties and is often used in the quenched and tempered condition for improved strength. Understanding the properties of 15Cr3 steel grade is essential for ensuring its proper use in various industrial applications.
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