• Handa Seals

    Seal Springs For Extreme Conditions

    Our Seal Springs provide superior sealing performance in high-pressure, high-temperature, and corrosive environments, ensuring reliability in critical applications.
  • Global

    Service Capability

    Aerospace & Oil & Gas Sealing Solutions. ISO 9001 Certified Custom Spring-Energized Seals & Universal Sealing Systems — Proven in 50+ Countries.

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Helical Spring

Helical Spring

High-precision Helical Spring Energizers for static and dynamic sealing. Custom-built by Handa Spring using Inconel, Elgiloy, Hastelloy & more.

Canted Coil Springs

Canted Coil Springs

Precision Canted Coil Springs for sealing, EMI shielding, and conductivity and Mechanical Connecting. Custom-made by Handa Spring for aerospace, medical, and energy industries.

Oil & Gas Spring

Oil & Gas Spring

High-performance energizer springs for oil & gas seals. Built to resist extreme pressure, temperature, and sour gas. Customized by Handa Spring.

Cantilever V Spring

Cantilever V Spring

Cantilever V Springs provide high deflection and stable load for dynamic sealing. Custom-built by Handa Spring for harsh environments and OEM seals.

Cantilever U Spring

Cantilever U Spring

Medium-force Cantilever U Springs for rotary and piston sealing. Handa Spring offers precision customization and corrosion-resistant alloys.

Full Contact Springs

Full Contact Springs

Full Contact Springs deliver 360° sealing force for critical applications. Ideal for high-pressure static seals. Designed and made by Handa Spring.

About handa

Handa: Custom Universal Sealing

Springs Manufacturer

Hunan Handa Electronics Technology Co., Ltd., a professional ODM/OEM universal sealing spring manufacturer with 10-year expertise in R&D and production of precision sealing springs. Our product range includes: Cantilever V-Springs, H-Section Springs, Full-Contact Springs, Oil & Gas Spring, Canted Coil Springs, alongside various industrial/metal springs, medical springs, toy springs, compression springs, extension springs, and tower springs.

Handa operates advanced CNC systems, precision CAI instruments, and proven manufacturing technologies to ensure batch-to-batch consistency, meeting stringent quality and rapid delivery requirements. Our globally distributed products are internationally acclaimed.

Handa: Custom Universal Sealing Springs Manufacturer - Handa Seal

 

Dedicated Team

Handa delivers state-of-the-art, sustainable custom production systems.

Trusted Partnership

We source materials exclusively from certified suppliers with validated compliance and proven reliability.

Global Expertise

Trusted by global clients with extensive export expertise.

Company

Competitive Edge

1

Free Tooling & Volume Rebates ✓

For V/U-shaped springs requiring custom tooling, tooling costs are fully credited when order volume reaches agreed thresholds, reducing net production costs.

2

Technical Support

Our engineers are on standby 24/7, ensuring real-time solutions without delays.

3

Tooling from Prints/Samples

Custom Sealing Springs: Tooling from Prints/Samples. Certified quality with Elgiloy®, Stainless Steel, Inconel X-750 (AMS 5698), Inconel 718 (UNS N07718), Hastelloy® C-276 (ASTM B575).

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Our Service

Handa delivers customer-centric innovation with unwavering commitment to service excellence. We engineer precision springs with uncompromising reliability, backed by ISO-certified quality systems. Partner with us for mission-critical solutions.

Engineering Expertise

Precision Manufacturing

Technical Support

Advanced Engineering

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Products

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Value-Engineered Pricing & Guaranteed Quality

Canted Coil Spring
From
$0.2/pc
Customization Options

  • Material
  • Wire Diameter
  • ID/OD, Width, Height
  • Welding Method

Cantilever V Spring
   
From
$0.2/pc
Customization Options

  • Material
  • Strip Thickness
  • Slot Width/Height
  • Welding Method

Helical Spring
From
$0.6
/pc
Customization Options

  • Material
  • Strip Thickness & Width
  • OD, Clearance
  • Welding Method

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