• 瀚达

    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.
    More Get Free Sample & Technical Dossier
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    Global

    Service Capability

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

Welcome
to our Factory

Handa Seal(ISO9001:2015 Certified Enterprise) is a specialized OEM/ODM spring manufacturer with over a decade of precision-spring expertise. We deliver custom-engineered spring-energized seal solutions for critical applications in medical, aerospace, oil & gas and other demanding industries. Our advanced CNC production and QA processes ensure every component meets tight tolerances and high reliability.

About Handa

Why Choose Our Seal Spring

Ultra-precision fabrication

Helical Spring with 0.00078″(±0.02mm) OD Tolerance and We support ultra-compact geometries – our catalog includes radial springs as small as ~0.89 mm. V-Springs Achieving 0.01mm Gap Control.

Alloy Options

We offer Elgiloy, Inconel 625/718/X-750, Hastelloy C-276/C-22, and more—ideal for high-temp, corrosive, and ultra-clean sealing environments.

No MOQ & Direct Pricing

No minimum order quantity required—we handle all order sizes. As a factory, we offer lower prices and smoother communication.

“ Contact Handa Seal today to request a custom quote or free sample and experience how our precision-engineered spring energizers can improve your sealing solution.”
Han Xiao– CEO & Founder

Claim Your Free Sample Now!!!

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产品

泛塞封弹簧产品体系

针对不同密封结构、运动形式及工况要求，提供多种泛塞封弹簧结构方案。

Helical Spring

Helical Spring

Helical wound spring energizers for cryogenic to high-temp, corrosive and high-pressure seals. Custom alloys (Inconel, Elgiloy, Hastelloy) — request quote.

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.
Garter Springs

Garter Springs

Handa Seal’s Oil Seal Springs(Garter Springs) deliver high-speed, high-load, and reliable sealing for industrial, automotive, marine, and power-gen OEMs. Custom sizes, coatings & CAD available.
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

Handa Full Contact (RACO) springs provide continuous 360° contact and high radial load for cryogenic, vacuum and light-gas sealing. Heavy-duty, custom sizes; welded installation.

About handa

Handa: Custom Universal Sealing

Springs Manufacturer

We work with the highest quality alloys and the most knowledgeable spring manufacturing experts in the world. Working with us, you should expect to avoid high minimums, long lead times, and expensive tooling costs while enjoying our extensive variety of optional manufacturing services.

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

RICH EXPERIENCE

Over 10 years experiences in the production of spring-energized seal

FAST RESPONSE AND EXCELLENT SERVICE

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

TECHNOLOGY AND INNOVATION

Advanced processing technology and modernized inspection facilities.

Company

Competitive Edge

1

Free Mold Opening

For custom springs (e.g., V-shaped, U-shaped) requiring mold production, the mold cost will be refunded once the total order quantity reaches the agreed‑upon amount, reducing your processing expenses.

2

24/7 After-Sales Support

Our service team is available 24 hours a day, 7 days a week. No long waits — we’re ready to communicate whenever you need.

3

Customization Service

We specialize in producing custom spring-energized seals. Mold customization based on drawings or samples is supported, with assured quality. Materials include high-strength alloys such as Elgiloy, stainless steel, Inconel X-750, Inconel 718, and 276.

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Products

Recent Products

  • All Products
  • Helical Spring
  • Canted Coil Springs
  • Garter Springs
  • Cantilever V Spring
  • Cantilever U Spring
  • Full Contact Springs
News

技术文章

泛塞封弹簧结构、材料与应用技术

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Precision Spring Catalog Ordering

Value-Engineered Pricing & Guaranteed Quality

Canted Coil Spring
From
$0.2/pc

Customization Options

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

Cantilever V Spring
   
From
$0.2/pc

Customization Options

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

Helical Spring
From
$0.3/pc

Customization Options

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

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