Understanding the Chemical Composition and Mechanical Properties of 36CrNiMo4 Steel Grade

[ad_1] The chemical composition of 36CrNiMo4 steel grade is as follows:

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

The mechanical properties of 36CrNiMo4 steel grade are as follows:

– Tensile strength: 930-1080 MPa
– Yield strength: 785-930 MPa
– Elongation: 11-13%
– Reduction of area: 40%
– Hardness: 269-331 HB

These properties make 36CrNiMo4 steel grade suitable for applications in high-stress and high-load environments, such as in the automotive and aerospace industries. The combination of high tensile and yield strength, along with good ductility and hardness, makes it a versatile material for various engineering applications.