60Si2MnA Wavy Spring 50CrVA Alloy Wavy Washers For Bearings
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Negotiable
MOQ:
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Delivery Time:
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Brand:
Sunzo
Product Description
Waved Spring Material Comparison - 60Si2MnA vs 50CrVA
60Si2MnA and 50CrVA are premium alloy materials engineered for waved spring applications, each offering distinct mechanical properties optimized for specific operating conditions. This technical comparison outlines their metallurgical composition, performance metrics, and application suitability to guide material selection for critical engineering scenarios.
Metallurgical Composition & Heat Treatment
- 60Si2MnA: A silicon-manganese spring steel containing 1.5-2.0% silicon, 0.6-0.9% manganese, and trace chromium. The alloy undergoes oil quenching at 870°C followed by tempering at 480°C, forming a fine-grained pearlitic structure with dispersed carbides.
- 50CrVA: A chromium-vanadium alloy with 0.8-1.1% chromium, 0.1-0.2% vanadium, and 0.5% carbon. It is processed via vacuum annealing at 850°C and tempering at 500°C, resulting in a tempered martensite matrix with improved toughness.
Mechanical Property Comparison
| Property | 60Si2MnA | 50CrVA | Test Standard |
|---|---|---|---|
| Tensile Strength | 1275-1569 MPa | 1373-1667 MPa | ASTM E8 |
| Yield Strength | ≥1177 MPa | ≥1276 MPa | ASTM E8 |
| Elastic Modulus | 206 GPa | 210 GPa | ASTM E111 |
| Fatigue Life (10⁶ cycles) | ≥100,000 cycles | ≥200,000 cycles | ASTM E466 |
| Impact Toughness | 68 J/cm² | 92 J/cm² | ASTM E23 (Charpy) |
| Operating Temp Range | -40°C to 200°C | -50°C to 300°C | ISO 11357 |
Application-Specific Performance
60Si2MnA Advantages
- Superior elastic recovery (≥98% after 10⁴ cycles) ideal for precision machinery valves and hydraulic seal preloaders
- Cost-effective solution for high-volume industrial applications like automotive transmission systems
- Excellent resistance to cyclic fatigue in moderate-load scenarios (5-200N axial force)
50CrVA Advantages
- Enhanced high-temperature stability maintains 90% load capacity at 300°C, suitable for aerospace actuators and turbine engines
- Higher impact toughness prevents brittle failure in shock-loaded environments such as off-road vehicle suspensions
- Vanadium alloying improves creep resistance, making it optimal for long-term static preload applications (e.g., bearing retention in wind turbines)
Surface Treatment Compatibility
60Si2MnA
- Phosphate coating reduces friction by 25% in sliding contact applications
- Black oxide finish provides 48-hour salt spray resistance (ASTM B117) for general industrial use
50CrVA
- Nitriding increases surface hardness to 800 HV, extending wear life in dynamic applications
- Electroless nickel plating achieves 500-hour salt spray protection for marine and chemical environments
SUNZO Engineering Services
Our material engineering team provides comprehensive testing services including:
- FEA simulation of stress distribution for material-specific wave spring designs
- Comparative fatigue testing under application-specific load profiles
- Custom heat treatment protocols to optimize performance for extreme environments
Our production capabilities include both standard DIN 2092/2093 single-layer waved springs and fully customized multi-layer configurations, with material certification per EN 10204 3.1. Contact our technical consultants to conduct a material suitability assessment for your specific operating conditions.
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Company
Jiangsu Sunzo Spring Elasticity Technology Co., Ltd
Location
No.20, Xinghuo Road, Nanjing High-tech Development Zone
Contact Person
wendy