Jiangsu Sunzo Spring Elasticity Technology Co., Ltd
| Packaging Details | Carton |
| Delivery Time | Negotiable |
| Payment Terms | Negotiable |
| Material | Steel |
| Load Type | Compression |
| Production Process | Hot Roll |
| Shape | Flat |
| Specification | SUS 302 |
| Fatigue Resistance | 15% higher than OEM standards |
| Operating Temperature | -40°C to 120°C |
| Wire Diameter | 0.15mm |
| Cycle Reliability | 10 million cycles |
| Surface Roughness | 0.001mm |
| Material Option | 316L stainless steel |
| Weight Reduction | 30% |
| Downtime Reduction | 22% |
| Prototyping Time | 5-day turnaround |
| Coating Options | PTFE, zinc-nickel plating |
| Durability Standard | ISO 19403 |
| Quality Standard | ISO 9001:2015 |
| Aerospace Standard | AS9100D |
| Place of Origin | Sihong, China |
| Brand Name | Sunzo |
| Certification | CE/IATF16949/45001/14001/9001 |
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Product Specification
| Packaging Details | Carton | Delivery Time | Negotiable |
| Payment Terms | Negotiable | Material | Steel |
| Load Type | Compression | Production Process | Hot Roll |
| Shape | Flat | Specification | SUS 302 |
| Fatigue Resistance | 15% higher than OEM standards | Operating Temperature | -40°C to 120°C |
| Wire Diameter | 0.15mm | Cycle Reliability | 10 million cycles |
| Surface Roughness | 0.001mm | Material Option | 316L stainless steel |
| Weight Reduction | 30% | Downtime Reduction | 22% |
| Prototyping Time | 5-day turnaround | Coating Options | PTFE, zinc-nickel plating |
| Durability Standard | ISO 19403 | Quality Standard | ISO 9001:2015 |
| Aerospace Standard | AS9100D | Place of Origin | Sihong, China |
| Brand Name | Sunzo | Certification | CE/IATF16949/45001/14001/9001 |
| High Light | Carbon Steel Retaining Ring ，Retaining Ring SS316L ，long snap ring pliers For Medical | ||
Our Versatile Helical Spring platform is engineered with modular design principles, offering over 500 standard configurations and unlimited custom solutions to address the unique elastic demands of automotive, aerospace, medical, and consumer electronics sectors.
High-carbon steel (ASTM A228) springs deliver 15% higher fatigue resistance than OEM standards for suspension systems, maintaining consistent damping performance across -40°C to 120°C operating temperatures. For electric vehicles, lightweight titanium alloy springs reduce unsprung mass by 30% while meeting ISO 19403 durability requirements.
Variable-pitch helical springs provide progressive force curves for stamping presses and injection molding machines, reducing machine downtime by 22% through optimized shock absorption.
Miniature precision springs (wire diameter as small as 0.15mm) ensure 10 million cycle reliability for smartphone camera modules and IoT sensor triggers, with gold-plated variants meeting RoHS compliance.
Biocompatible 316L stainless steel springs undergo passivation treatment to achieve 0.001mm surface roughness—critical for surgical robots and implantable devices requiring FDA Class VI certification.
Each spring undergoes 100% load testing and dimensional inspection, with traceability documentation available for aerospace clients meeting AS9100D standards.
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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