Here is everything you need to know about 34CrMo4 steel grade:
Mechanical Properties:
– Tensile strength: 900-1100 MPa
– Yield strength: 650 MPa
– Elongation: 16%
– Impact strength: 140-180 J
– Hardness: 22-26 HRC
Technical Properties:
– Density: 7.85 g/cm3
– Thermal conductivity: 42 W/mK
– Specific heat capacity: 470 J/kg·K
– Electrical resistivity: 0.15 μΩ·m
Chemical Composition:
The chemical composition of 34CrMo4 steel grade is as follows:
– Carbon (C): 0.30-0.37%
– Silicon (Si): 0.40% max
– Manganese (Mn): 0.60-0.90%
– Phosphorus (P): 0.025% max
– Sulfur (S): 0.035% max
– Chromium (Cr): 0.90-1.20%
– Molybdenum (Mo): 0.15-0.30%
Applications:
– The 34CrMo4 steel grade is commonly used in the manufacturing of high-strength fasteners, gears, crankshafts, and other components that require high strength and toughness.
– It is also used in the construction of pressure vessels, pipelines, and structural construction due to its excellent mechanical properties.
Benefits:
– High tensile strength and toughness
– Good hardenability
– Excellent impact resistance
– Suitable for high-stress applications
In conclusion, the 34CrMo4 steel grade is a versatile low-alloy steel with excellent mechanical properties, making it suitable for a wide range of applications in various industries. Its high strength, toughness, and good hardenability make it a popular choice for components and structures that require reliable performance under high-stress conditions.
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