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中文 (中国) Our Inconel 718 springs operate reliably up to ~650°C. For higher temperatures, please consult our engineering team for material recommendations.
- Phone:
- +86 13169905499
- sunny@handaseal.com
- Wechat:13169905499
Work Time
MON - SAT
Daily: ：08:00 - 18:00
Address
Changchong Industrial Park,
Chenzhou, Hunan, China(423000）)
Custom & Helical Spring Dimensional Data
Reference the below to find dimensions for our standard Helical springs. Custom diameters, widths, and thicknesses can also be created. No additional tooling charges are required for special diameters or alternate material slit widths. Special material requirements for 17-7 PH Stainless,Elgiloy are available and can be supplied in two weeks or less.
| SERIES | S（Outside diameter） | H（Width） | C(Material thickness) |
|---|---|---|---|
| HDY-SHE-152038010 | 1.52mm | .06″ | 0.38mm | .015″ | 0.10mm | .0039″ |
| HDY-SHE-200150010 | 2.00mm | .079″ | 1.50mm | .059″ | 0.10mm | .0039″ |
| HDY-SHE-229051013 | 2.29mm | .09″ | 0.51mm | .02″ | 0.13mm | .005″ |
| HDY-SHE-250150010 | 2.50mm | .098″ | 1.50mm | .059″ | 0.10mm | .0039″ |
| HDY-SHE-300150010 | 3.00mm | .118″ | 1.50mm | .059″ | 0.10mm | .0039″ |
| HDY-SHE-318064020 | 3.18mm | .125″ | 0.64mm | .025″ | 0.20mm | .0079″ |
| HDY-SHE-318150015 | 3.18mm | .125″ | 1.50mm | .059″ | 0.15mm | .0059″ |
| HDY-SHE-350150015 | 3.50mm | .138″ | 1.50mm | .059″ | 0.15mm | .0059″ |
| HDY-SHE-400150015 | 4.00mm | .157″ | 1.50mm | .059″ | 0.15mm | .0059″ |
| HDY-SHE-450150015 | 4.50mm | .177″ | 1.50mm | .059″ | 0.15mm | .0059″ |
| HDY-SHE-500200015 | 5.00mm | .197″ | 2.00mm | .079″ | 0.15mm | .0059″ |
| HDY-SHE-600200015 | 6.00mm | .236″ | 2.00mm | .079″ | 0.15mm | .0059″ |
| HDY-SHE-700200020 | 7.00mm | .276″ | 2.00mm | .079″ | 0.20mm | .0079″ |
| HDY-SHE-800200020 | 8.00mm | .315″ | 2.00mm | .079″ | 0.20mm | .0079″ |
| Custom Dimensions Available: Contact us for full specs or specialized OD, strip thickness/width solutions. | |||
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Material Options
We offer a broad selection of corrosion-resistant and high-performance alloys to ensure optimal spring function across temperature extremes and aggressive media.
- Inconel® 718 – High strength and oxidation resistance up to 650°C, ideal for energy, aerospace, and cryogenic sealing
- Elgiloy® – Superior fatigue resistance and corrosion performance, preferred in dynamic or mission-critical seals
- Hastelloy® C-276 – Exceptional resistance to oxidizing acids and aggressive chemicals, suitable for process control and semiconductor systems
- 17-7PH Stainless Steel – Balanced strength and corrosion resistance for general-purpose industrial use
- Other Material – Contact Us
We select materials based on operating temperature, chemical compatibility, and certification requirements (e.g., NACE, FDA, or ASME standards).
Key Features & Benefits
Our helical spring seals are designed to outperform standard seals in demanding industrial environments.
Constant Force
Maintains consistent radial force throughout seal life, ensuring reliable performance even with wear.
Extreme Temperature
Operates reliably from -200°C to +800°C, suitable for cryogenic and high-heat applications.
Chemical Resistance
Compatible with aggressive chemicals, fuels, and solvents. Multiple material options available.
High Pressure
Withstands pressures up to 10,000 psi (690 bar), ideal for hydraulic and pneumatic systems.
Industrial Applications
Trusted by industry leaders worldwide for critical sealing applications.
Oil & Gas
Critical sealing for drilling equipment, valves, and pumps in offshore and onshore operations. Resistant to H₂S and CO₂ corrosion.
Hydraulic Systems
Seals for hydraulic cylinders, actuators, and motors that withstand high pressure cycling and contamination.
Power Generation
Reliable sealing solutions for turbines, pumps, and valves in nuclear, thermal, and renewable energy plants.
Automotive
High-performance seals for transmissions, fuel systems, and engine components in demanding automotive applications.
Pharmaceutical
FDA-compliant seals for sterile processing, filling equipment, and sanitary applications with zero contamination risk.
Water Treatment
Corrosion-resistant seals for pumps, valves, and filtration systems in desalination and wastewater treatment plants.
How We Work
Frequently Asked Questions
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What is the maximum operating temperature for your Helical Spring Seals?
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Can you support FDA- or USP Class VI-compliant applications?
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What is the typical lead time for a custom helical spring?For prototyping, lead times range from 7–14 days. Production timelines depend on geometry complexity and order quantity.
