Jiangsu Sunzo Spring Elasticity Technology Co., Ltd
| Packaging Details | Carton |
| Delivery Time | Negotiable |
| Payment Terms | Negotiable |
| Material Composition | 50CrVA (1.05%C-0.8%V-0.25%Mo), 60Si2MnA (0.6%C-2.0%Si-1.0%Mn) |
| Hardness | HRC 45-50 |
| Tensile Strength | 1800MPa |
| Elastic Limit | ≥1200MPa |
| Fatigue Life | >10⁷ cycles at 40% load |
| Preload Retention | >95% after 10⁶ cycles |
| Load Variance | ±3% |
| Load Multiplication | 2.5-5.2x |
| Max RPM | 25,000 RPM |
| Operation Frequency | up to 500Hz |
| Wall Thickness | ±0.005mm |
| Fillet Radius | R0.3-R0.8mm |
| Quenching Temp | 860°C (50CrVA), 870°C (60Si2MnA) |
| Tempering Temp | 420°C (50CrVA), 480°C (60Si2MnA) |
| Stack Configuration | 2-8 discs |
| Continuous Operation | 20,000 hours |
| Stress Concentration | Eliminated |
| Uniform Load | Yes |
| High-Speed Operation | Yes |
| Extreme Conditions | Yes |
| Place of Origin | Sihong, China |
| Brand Name | Sunzo |
| Certification | CE/IATF16949/45001/14001/9001 |
View Detail Information
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Product Specification
| Packaging Details | Carton | Delivery Time | Negotiable |
| Payment Terms | Negotiable | Material Composition | 50CrVA (1.05%C-0.8%V-0.25%Mo), 60Si2MnA (0.6%C-2.0%Si-1.0%Mn) |
| Hardness | HRC 45-50 | Tensile Strength | 1800MPa |
| Elastic Limit | ≥1200MPa | Fatigue Life | >10⁷ cycles at 40% load |
| Preload Retention | >95% after 10⁶ cycles | Load Variance | ±3% |
| Load Multiplication | 2.5-5.2x | Max RPM | 25,000 RPM |
| Operation Frequency | up to 500Hz | Wall Thickness | ±0.005mm |
| Fillet Radius | R0.3-R0.8mm | Quenching Temp | 860°C (50CrVA), 870°C (60Si2MnA) |
| Tempering Temp | 420°C (50CrVA), 480°C (60Si2MnA) | Stack Configuration | 2-8 discs |
| Continuous Operation | 20,000 hours | Stress Concentration | Eliminated |
| Uniform Load | Yes | High-Speed Operation | Yes |
| Extreme Conditions | Yes | Place of Origin | Sihong, China |
| Brand Name | Sunzo | Certification | CE/IATF16949/45001/14001/9001 |
| High Light | high Cycle Bearing Springs ，1800MPa Bearing Springs ，Fatigue Resistant diaphragm spring pressure plate | ||
| Material | Composition | Heat Treatment | Properties |
|---|---|---|---|
| 50CrVA | 1.05%C-0.8%V-0.25%Mo | Quenched at 860°C, tempered at 420°C | HRC 45-50 hardness, 1800MPa tensile strength |
| 60Si2MnA | 0.6%C-2.0%Si-1.0%Mn | Quenched at 870°C, tempered at 480°C | Superior elastic limit (≥1200MPa) |
Company Details
Business Type:
Manufacturer,Exporter,Seller
Year Established:
2006
Total Annual:
1.2M-1.4M
Employee Number:
160~200
Ecer Certification：
Verified Supplier
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