From Strength to Durability: Understanding the Applications of 36CrNiMo4 Steel Grade

Mechanical properties of 36CrNiMo4 steel grade are an important aspect to consider when understanding its applications. The steel grade has a high tensile strength, with a minimum yield strength of 900 MPa and a minimum ultimate tensile strength of 1100 MPa. These mechanical properties make it suitable for use in industries that require materials with high strength and durability, such as engineering, construction, and automotive manufacturing.

In addition to its strength, the 36CrNiMo4 steel grade also exhibits good toughness and ductility. It has a high impact strength, with a minimum Charpy V-notch toughness of 20 Joules at a temperature of -20°C. This property makes it suitable for applications that are subjected to dynamic loading and impacts, such as crankshafts, gears, and shafts for heavy machinery.

The chemical composition of 36CrNiMo4 steel grade is also an important factor in determining its suitability for various applications. The steel grade contains chromium, nickel, and molybdenum as alloying elements. The presence of chromium improves the hardenability of the steel, while nickel enhances its toughness and ductility. Molybdenum improves the overall strength and wear resistance of the steel.

The chemical composition of 36CrNiMo4 is typically as follows:

– Carbon (C): 0.32-0.40%
– Silicon (Si): 0.40% max
– Manganese (Mn): 0.50-0.80%
– Phosphorus (P): 0.025% max
– Sulfur (S): 0.035% max
– Chromium (Cr): 0.90-1.20%
– Nickel (Ni): 0.90-1.20%
– Molybdenum (Mo): 0.15-0.30%

This chemical composition provides the steel grade with the necessary strength, toughness, and durability for various applications. The combination of high mechanical properties and suitable chemical composition makes 36CrNiMo4 steel grade a popular choice in industries where strength and durability are critical factors.
36CrNiMo4 Steel grade
1698403085