Jiangsu Sunzo Spring Elasticity Technology Co., Ltd
| Material | 50CrVA, 60Si2MnA |
| Carbon content | 1.05% (50CrVA), 0.6% (60Si2MnA) |
| Vanadium content | 0.8% (50CrVA) |
| Molybdenum content | 0.25% (50CrVA) |
| Silicon content | 2.0% (60Si2MnA) |
| Manganese content | 1.0% (60Si2MnA) |
| Quenching temperature | 860°C (50CrVA), 870°C (60Si2MnA) |
| Tempering temperature | 420°C (50CrVA), 480°C (60Si2MnA) |
| Hardness | HRC 45-50 (50CrVA) |
| Tensile strength | 1800MPa (50CrVA) |
| Elastic limit | ≥1200MPa (60Si2MnA) |
| Fatigue life | >10⁷ cycles at 40% load |
| Preload retention | >95% after 10⁶ cycles |
| Load variance | ±3% in stacked configurations |
| Load multiplication | 2.5-5.2x at equivalent displacement |
| Max RPM | 25,000 RPM |
| Stress relief fillets | R0.3-R0.8mm |
| Wall thickness tolerance | ±0.005mm |
| Stacking range | 2-8 discs |
| Operating frequency | up to 500Hz |
| Packaging Details | Carton |
| Delivery Time | Negotiable |
| Payment Terms | Negotiable |
| Place of Origin | Sihong, China |
| Brand Name | Sunzo |
| Certification | CE/IATF16949/45001/14001/9001 |
View Detail Information
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Product Specification
| Material | 50CrVA, 60Si2MnA | Carbon content | 1.05% (50CrVA), 0.6% (60Si2MnA) |
| Vanadium content | 0.8% (50CrVA) | Molybdenum content | 0.25% (50CrVA) |
| Silicon content | 2.0% (60Si2MnA) | Manganese content | 1.0% (60Si2MnA) |
| Quenching temperature | 860°C (50CrVA), 870°C (60Si2MnA) | Tempering temperature | 420°C (50CrVA), 480°C (60Si2MnA) |
| Hardness | HRC 45-50 (50CrVA) | Tensile strength | 1800MPa (50CrVA) |
| Elastic limit | ≥1200MPa (60Si2MnA) | Fatigue life | >10⁷ cycles at 40% load |
| Preload retention | >95% after 10⁶ cycles | Load variance | ±3% in stacked configurations |
| Load multiplication | 2.5-5.2x at equivalent displacement | Max RPM | 25,000 RPM |
| Stress relief fillets | R0.3-R0.8mm | Wall thickness tolerance | ±0.005mm |
| Stacking range | 2-8 discs | Operating frequency | up to 500Hz |
| Packaging Details | Carton | Delivery Time | Negotiable |
| Payment Terms | Negotiable | Place of Origin | Sihong, China |
| Brand Name | Sunzo | Certification | CE/IATF16949/45001/14001/9001 |
| High Light | high cycle bearing spring ，high cycle bearing disc spring ，50crva bearing spring | ||
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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