Understanding the Properties and Applications of 39CrMoV13-9 Steel Grade

[ad_1] The 39CrMoV13-9 steel grade is a low-alloy steel known for its high strength, toughness, and good fatigue resistance. It is commonly used in the production of components for the aerospace, automotive, and energy industries.

Technical Properties:
– Tensile Strength: 1000-1200 MPa
– Yield Strength: 800-1000 MPa
– Elongation: 12-15%
– Hardness: 280-320 HB

Chemical Composition:
– Carbon (C): 0.35-0.45%
– Silicon (Si): 0.10-0.40%
– Manganese (Mn): 0.40-0.70%
– Phosphorus (P): 0.03% (max)
– Sulfur (S): 0.03% (max)
– Chromium (Cr): 1.00-1.30%
– Molybdenum (Mo): 0.30-0.50%
– Vanadium (V): 0.15-0.25%
– Nickel (Ni): 0.50% (max)

– 39CrMoV13-9 steel is used in the manufacturing of components such as gears, shafts, and turbine blades in the aerospace and energy sectors.
– It is also used in high-performance automotive parts, including engine components and suspension systems.
– Other applications include pressure vessels, hydraulic components, and oil and gas industry equipment.

Overall, 39CrMoV13-9 steel offers excellent mechanical properties and is well-suited for applications that require high strength, toughness, and good fatigue resistance. Its chemical composition and technical properties make it a versatile and reliable choice for various engineering applications.