Understanding the Properties of 401S45 Steel Grade: A Guide for Engineers and Manufacturers

[ad_1] The 401S45 steel grade is a low alloy steel that is commonly used in engineering and manufacturing applications. It offers a good combination of strength, toughness, and wear resistance, making it suitable for a wide range of applications.

Mechanical Properties:
– Tensile Strength: 850-1000 MPa
– Yield Strength: 650-800 MPa
– Elongation: 13-18%
– Hardness: 220-260 HB

Technical Properties:
– Density: 7.85 g/cm3
– Young’s Modulus: 210 GPa
– Poisson’s Ratio: 0.3
– Thermal Expansion: 11.7 x 10^-6 /K
– Thermal Conductivity: 46.6 W/mK

Chemical Composition (approximate):
– Carbon: 0.35-0.45%
– Manganese: 0.7-1.0%
– Silicon: 0.15-0.35%
– Chromium: 0.9-1.2%
– Molybdenum: 0.15-0.25%

These properties make 401S45 an attractive material for use in applications such as machinery components, shafts, gears, and structural parts where high strength and wear resistance are required. Engineers and manufacturers should consider these properties when selecting materials for their specific applications to ensure optimal performance and reliability.
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