Mechanical Properties:
– Tensile strength: The 050A20 Steel Grade has a tensile strength of 420 MPa, which makes it suitable for structural applications.
– Yield strength: The yield strength of this steel grade is 250 MPa, indicating its ability to withstand loads without permanent deformation.
– Elongation: 050A20 Steel Grade has a minimum elongation of 22%, indicating its ductility and ability to absorb energy before fracturing.
– Hardness: The steel grade has a hardness of approximately 110 HB, which ensures its durability and resistance to wear and tear.
Technical Properties:
– Density: The density of 050A20 steel grade is around 7.85 g/cm3, which is relatively low, making it lightweight and easier to transport and handle.
– Melting point: The steel grade has a melting point of approximately 1420-1460°C, which is a relatively high temperature necessitating specialized equipment for processing.
– Thermal conductivity: The thermal conductivity of 050A20 steel grade is about 48.3 W/m·K, indicating its ability to conduct heat efficiently.
– Electrical conductivity: The electric conductivity of this steel grade is around 0.18x 10^6 S/m, making it a suitable material for electrical equipment.
Chemical Composition:
– Carbon (C): The carbon content in 050A20 steel grade is approximately 0.18%, contributing to its strength and hardness.
– Manganese (Mn): With a manganese content of about 1.50-1.80%, this steel grade gains improved hardenability, strength, and wear resistance.
– Silicon (Si): The steel grade contains around 0.15-0.30% silicon, which enhances its strength and helps control grain size during heat treatment.
– Phosphorus (P) and Sulfur (S): These elements are present at a maximum of 0.035%, ensuring the steel’s good machinability and weldability.
– Other elements: Trace amounts of other elements such as copper (Cu), nickel (Ni), and chromium (Cr) may be present to enhance specific properties depending on the manufacturing process.
Overall, 050A20 Steel Grade offers excellent mechanical properties, such as high tensile and yield strength, good elongation, and adequate hardness, making it a reliable and eco-friendly alternative in green building projects. Its technical properties, including low density, high thermal and electrical conductivity, further contribute to its suitability for various applications. The chemical composition of this steel grade ensures the desired mechanical and technical properties are achieved while maintaining eco-friendly characteristics.
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