1. Key Properties
51CrV4 is a chromium-vanadium alloy steel that offers excellent hardness, tensile strength, and wear resistance, particularly after heat treatment. This steel provides a high level of fatigue strength and impact resistance, making it ideal for applications that require high durability under dynamic loading conditions. With good machinability and weldability, 51CrV4 is a versatile material used in various demanding industrial sectors.
2. Applications/Industries
Automotive: Components such as gears, springs, and axles that require high strength and wear resistance.
Heavy Machinery: Parts like shafts, spindles, and other critical components exposed to heavy loads and harsh operating environments.
Tool Manufacturing: Tools and dies that need to endure high stress, wear, and deformation.
Oil & Gas: High-strength mechanical parts such as shafts, gears, and valves used in drilling and pumping equipment.
Power Transmission: Gears, shafts, and couplings in power systems that must handle high torque and stress.
3. Certifications/Standards
ISO 9001 Certified: Ensures high-quality standards and consistency in production.
Meets DIN 51CrV4 Specifications: Complies with the German standard for chromium-vanadium alloyed steels.
Meets SAE Specifications: Conforms to relevant SAE standards for high-performance alloy steels.
4. Chemical Composition
Carbon (C): 0.50–0.60%
Manganese (Mn): 0.60–0.90%
Chromium (Cr): 0.90–1.20%
Vanadium (V): 0.10–0.20%
Silicon (Si): 0.20–0.40%
Phosphorus (P): ≤ 0.025%
Sulfur (S): ≤ 0.025%
5. Technical Specifications
Yield Strength: Approx. 1000–1200 MPa (depending on heat treatment)
Tensile Strength: Approx. 1200–1400 MPa
Hardness: 28–35 HRC (Rockwell Hardness)