Exploring the Key Properties of 36CrNiMo4 Steel Grade

The 36CrNiMo4 steel grade is a low-alloy steel that is commonly used in various industries, such as automotive and aerospace. It offers good strength, toughness, and wear resistance, making it suitable for applications that require high-performance materials.

Mechanical Properties:
– Tensile Strength: The 36CrNiMo4 steel grade has a high tensile strength, typically ranging from 1000 MPa to 1400 MPa. This property ensures the material can withstand high loads and stresses.
– Yield Strength: It has a yield strength of around 750 MPa, indicating its ability to resist deformation under applied forces.
– Elongation: The elongation percentage of 36CrNiMo4 steel grade is typically between 10% and 15%, showing its ability to stretch before breaking. This property makes it suitable for applications that require ductility.
– Impact Toughness: The steel grade has good impact toughness, enabling it to absorb energy during impact or impact-loading conditions without fracturing.

Chemical Composition:
– Carbon (C): This element is present in a range of 0.32% to 0.39% in 36CrNiMo4 steel grade. Carbon enhances the hardness and strength of the material.
– Silicon (Si): The silicon content in this steel grade is typically between 0.15% and 0.40%. It improves the strength and corrosion resistance of the material.
– Manganese (Mn): It is present in a range of 0.50% to 0.80% in 36CrNiMo4 steel grade. Manganese enhances the hardenability and tensile strength of the material.
– Phosphorus (P) and Sulfur (S): These elements are present in small amounts, typically less than 0.035%. They are considered impurities in steel and need to be controlled to maintain the desired material properties.
– Chromium (Cr): The chromium content in 36CrNiMo4 steel grade is typically between 0.9% and 1.2%. Chromium improves hardenability, wear resistance, and corrosion resistance.
– Nickel (Ni): It is present in a range of 0.50% to 0.80%. Nickel enhances toughness, impact resistance, and strength of the steel.
– Molybdenum (Mo): The molybdenum content in this steel grade is typically between 0.15% and 0.30%. Molybdenum improves strength, toughness, and hardenability of the material.

Overall, the 36CrNiMo4 steel grade is a high-strength low-alloy steel with excellent mechanical properties and a well-balanced chemical composition. It is suitable for a wide range of applications that require high strength, toughness, and wear resistance.
36CrNiMo4 Steel grade
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