– Carbon (C): 0.12-0.18%
– Silicon (Si): 0.15-0.35%
– Manganese (Mn): 0.40-0.60%
– Phosphorus (P): max 0.035%
– Sulfur (S): max 0.035%
– Chromium (Cr): 0.80-1.10%
– Molybdenum (Mo): 0.15-0.25%
These elements contribute to the steel’s mechanical properties, which include:
– Tensile strength: 470-620 MPa
– Yield strength: 290-410 MPa
– Elongation: 22-24%
– Hardness: 197-255 HBW
15CrMo5 steel has good weldability and formability, making it suitable for various industrial applications such as in the manufacturing of pressure vessels, boilers, and pipes. Its high-temperature strength and corrosion resistance make it a desirable choice for applications involving elevated temperatures and pressure.
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