Product Introduction
Stainless steel tension springs are elastic elements made of high-quality stainless steel wire that store and release energy through stretching and deformation. Their key feature is their superior corrosion resistance, enabling them to withstand long-term exposure to humid, high-salt, or chemical environments without easily rusting, ensuring reliable performance and dimensional stability during long-term, repeated load cycles.
We offer stainless steel tension springs in various grades and specifications, widely used in fields with stringent requirements for hygiene, corrosion resistance, and environmental adaptability, including medical devices, food processing, marine equipment, and outdoor precision instruments.
Product Parameters
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project |
Core parameters |
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Material |
Stainless steel 302/304/316/17-7PH, etc .: covering austenitic and precipitation hardening series, with excellent corrosion resistance, high strength and good formability, suitable for a variety of industries and high-strength environments. |
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wire diameter |
Commonly used diameters are 1.0mm - 10.0mm, but non-standard customization is supported. |
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Hook design |
Multiple end types : including round hooks, semi-circular hooks, straight hooks, and irregular hooks, which can be customized according to the assembly method to ensure reliable connection and convenient installation. |
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Surface condition |
Generally, the original color of the material (silver sheen) is maintained, but passivation treatment can also be provided to further enhance its corrosion resistance. |
Advantages of Xuanyu Stainless Steel Tension Springs
1. More comprehensive material selection and professional model selection guidance
We offer not only standard stainless steels such as 302, 304, and 316, but also precipitation-hardening high-performance materials including 17-7PH. We can provide professional material selection advice based on your specific application environment (such as corrosion resistance, strength requirements, and temperature range) to ensure the optimal balance between spring performance and cost.
2. Highly flexible customization capabilities, supporting small-batch trial production.
We support small order quantities and offer complete customization services based on drawings/samples. Whether it's non-standard wire diameter, special hook type, specific initial tension, or precise fatigue life requirements, we can respond quickly and achieve a seamless transition from sampling to mass production.
3. Rigorous process control and stable product quality
• Precision winding and optimized heat treatment processes are employed to ensure that the spring constant, force value and dimensional accuracy are consistent in each batch of springs.
• We conduct rigorous factory inspections (such as salt spray tests and fatigue tests) to ensure the reliability and durability of springs during long-term use, reducing your procurement and maintenance risks.
4. End-point reinforcement design and safety/reliability
We pay special attention to the hook design at the end of the spring. Through structural optimization and reinforcement, we ensure that it is not easily deformed or broken under repeated stretching and dynamic loads, which significantly improves the safety and service life of the entire system.
Commonly Used Stainless Steel Materials
Commonly Used Stainless Steel Materials
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Material grade |
Feature Overview |
Typical application environment |
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302 |
With a slightly higher carbon content, it has excellent hardness and strength, making it suitable for general corrosion-resistant environments. |
General industrial environment, indoor machinery, furniture hardware |
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304 |
General-purpose austenitic stainless steel has good corrosion resistance and formability, and is economical and practical. |
Food processing equipment, medical devices, and general outdoor environments |
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316 |
The addition of molybdenum significantly enhances resistance to chloride corrosion, making it suitable for highly corrosive environments. |
Marine environment, chemical industry, high temperature and high humidity environments |
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17-7PH |
Precipitation-hardening stainless steel can achieve extremely high strength through heat treatment while maintaining good toughness and corrosion resistance. |
Aerospace, high-end instruments, high-stress precision machinery, and applications requiring both strength and corrosion resistance. |
Main Application Scenarios
Medical and food equipment: used in instrument valves, transmission reset, conveying mechanisms, etc., to meet hygiene and corrosion resistance requirements.
Marine and shipbuilding engineering: suitable for applications requiring salt spray corrosion resistance, such as deck machinery, detection equipment, and seawater systems.
Outdoor precision instruments: elastic components used in measuring equipment, outdoor instruments, meteorological equipment, etc., that require weather resistance and rust prevention.
Chemical and environmental protection equipment: Used as tensioning, resetting, or buffering elements in systems containing acids, alkalis, or chemical media.
We are committed to providing our customers with high-performance, reliable stainless steel tension springs. If you have specific working conditions, environmental requirements, or performance needs, please feel free to contact us. We will recommend suitable materials and specifications based on your requirements.
Choose Xuanyu Spring as Your Buiness Partner
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