Demystifying 1501-622 Steel Grade: A Comprehensive Guide

[ad_1] The 1501-622 steel grade is a low carbon manganese-molybdenum steel that is commonly used in pressure vessel applications. It offers high strength, good impact resistance, and good weldability, making it suitable for a wide range of industrial applications.

Mechanical Properties:
– Tensile Strength: 620-720 MPa
– Yield Strength: 440-520 MPa
– Elongation: 16-20%
– Impact Toughness: ≥47J @ -20°C

Technical Properties:
– Density: 7.85 g/cm3
– Hardness: 180-220 HB
– Thermal Conductivity: 48.5 W/mK
– Electrical Resistivity: 0.20-0.25 μΩ·m

Chemical Composition:
– Carbon (C): 0.18-0.22%
– Manganese (Mn): 1.20-1.50%
– Silicon (Si): 0.15-0.35%
– Phosphorus (P): ≤0.035%
– Sulfur (S): ≤0.035%
– Molybdenum (Mo): 0.40-0.65%
– Other elements may be present in trace amounts.

Overall, the 1501-622 steel grade offers a balance of strength, toughness, and weldability, making it a versatile material for various engineering applications. It is important to consult the specific standards and requirements for your application to ensure the suitability of this steel grade for your specific needs.