– Tensile strength: 980-1180 MPa
– Yield strength: 785-885 MPa
– Elongation: 11-13%
– Hardness: 229 HB
Technical Properties:
– Excellent hardenability
– Good toughness
– Good machinability
– Good weldability
– Good resistance to wear and abrasion
Chemical Composition:
– Carbon: 0.30-0.37%
– Silicon: 0.40% max
– Manganese: 0.60-0.90%
– Phosphorus: 0.025% max
– Sulfur: 0.035% max
– Chromium: 0.90-1.20%
Applications and Advantages in Engineering:
– 34Cr4 steel grade is commonly used for the manufacturing of high-strength nuts and bolts, gears, shafts, and other components in machinery and automotive industries.
– It offers good hardenability, making it suitable for applications where high strength and wear resistance are required.
– The steel grade’s excellent machinability and weldability make it easy to work with and suitable for various engineering applications.
– Its good toughness and resistance to wear and abrasion make it a preferred choice for components subjected to heavy loads and abrasive conditions.
– 34Cr4 steel grade is cost-effective and offers a good combination of mechanical properties, making it a popular choice in the engineering industry.
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