– Tensile strength: 450-600 MPa
– Yield strength: 270 MPa
– Elongation: 22%
– Hardness: 156 HB
Technical Properties of 15Mo3 Steel Grade:
– Max service temperature: 450°C
– Thermal conductivity: 29 W/m°C
– Coefficient of thermal expansion: 10.4 x 10^-6 /°C
– Modulus of elasticity: 210 GPa
Chemical Composition of 15Mo3 Steel Grade:
– Carbon: 0.12-0.20%
– Manganese: 0.40-0.90%
– Phosphorus: 0.025% max
– Sulfur: 0.010% max
– Silicon: 0.35% max
– Chromium: 0.30% max
– Molybdenum: 0.25-0.35%
Overall, the 15Mo3 steel grade is known for its good mechanical properties, high temperature resistance, and cost-effectiveness, making it a reliable choice for pressure vessel fabrication.
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