Understanding the Strength and Durability of 36CrNiMo4 Steel Grade

[ad_1] The 36CrNiMo4 steel grade is a low-alloy steel known for its high strength and durability. It is commonly used in the manufacturing of heavy-duty components such as gears, shafts, and crankshafts.

Mechanical Properties:
– Tensile Strength: 900-1100 MPa
– Yield Strength: 650-800 MPa
– Elongation: 12-15%
– Hardness: 248-302 HB

Technical Properties:
– Density: 7.85 g/cm3
– Young’s Modulus: 210 GPa
– Poisson’s Ratio: 0.3

Chemical Composition:
– Carbon (C): 0.32-0.40%
– Silicon (Si): 0.4%
– Manganese (Mn): 0.5-0.8%
– Phosphorus (P): 0.025% max
– Sulfur (S): 0.02% max
– Chromium (Cr): 0.9-1.2%
– Nickel (Ni): 0.9-1.2%
– Molybdenum (Mo): 0.15-0.30%

These properties make 36CrNiMo4 steel grade highly suitable for applications requiring high strength, good toughness, and high fatigue strength. Its excellent combination of properties allows it to withstand heavy mechanical loads and harsh working conditions, making it a preferred choice in various industrial and engineering applications.