Breaking Barriers with 42CrMo4 Steel Grade: Revolutionizing the Industry

Specifications of Breaking Barriers with 42CrMo4 Steel Grade: Revolutionizing the Industry:

1. Mechanical Properties:
– Tensile Strength: The 42CrMo4 steel grade offers a high tensile strength, typically ranging from 900 MPa to 1200 MPa. This exceptional strength makes it suitable for applications with heavy loads and high stresses.
– Yield Strength: The yield strength of 42CrMo4 steel is typically around 600 MPa, indicating its ability to withstand substantial loads without permanent deformation.
– Hardness: The steel has a hardness range of 22-29 HRC (Rockwell hardness scale) or 207-330 HB (Brinell hardness scale), providing excellent resistance to wear and abrasion.
– Elongation: The elongation at fracture of 42CrMo4 steel is typically between 14% and 22%, indicating its ability to withstand deformation before failure.
– Impact Strength: With an impact strength of around 42 J/cm2, the steel grade exhibits good toughness, making it suitable for applications subjected to sudden impact or shock loads.
– Fatigue Strength: The 42CrMo4 steel grade offers a high fatigue limit, allowing it to withstand repeated loading without failure.

2. Chemical Composition:
– Carbon (C): 0.38-0.45%
– Silicon (Si): 0.15-0.35%
– Manganese (Mn): 0.60-0.90%
– Phosphorus (P): maximum 0.025%
– Sulfur (S): maximum 0.035%
– Chromium (Cr): 0.90-1.20%
– Molybdenum (Mo): 0.15-0.30%

These specifications make 42CrMo4 steel grade suitable for a wide range of applications, including manufacturing of heavy machinery, automotive components, gears, shafts, and structural parts, where high strength, toughness, and resistance to wear are essential. The steel’s chemical composition contributes to its excellent mechanical properties, ensuring its superior performance in demanding industrial applications.
42CrMo4 Steel grade
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