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Sonkit Sealing Solutions
Metal O-Ring Seal
Metal O-Ring Seal
Metal C-Ring Seal
Metal C-Ring Seal
Metal U-Ring Seal
Metal U-Ring Seal
Metal V-Ring Seal
Metal V-Ring Seal
Metal E-Ring Seal
Metal E-Ring Seal
Latest Videos
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Inside Sonkit's Advanced Test Lab: Pushing the Limits of Metal Seal Technology
Video: Sonkit's Metal U-Ring Seals: Engineered for Extreme Conditions
Explore Sonkit: Inside Our State-of-the-Art Office and Factory
Featured Products
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Spring-Energized Metal C-Ring Seal
Spring-Energized Metal C-Ring Seal
Metal C-Ring Seal
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  • Designed for high pressure
  • Excellent tightness
  • High bolting load requirement
  • Good spring back
Standard Metal C-Ring Seal
Standard Metal C-Ring Seal
Metal C-Ring Seal
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  • Designed for high-pressure applications:
  • Low bolting load requirement
  • Good spring back
  • High-Temperature Applications
Metal W-Ring Seal
Metal W-Ring Seal
Metal E-Ring Seal
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  • High springback with low load requirement
  • Corrosion and radiation resistance
  • Large and segmented diameters available (>2000 mm)
One-stop Metal Seal Solution, So you can focus on your own engineering design.
Contact Us

  • 400 7167 800

  • johnny@sonkit.cn

Application
Applications
Company
Pioneering Excellence in Metal Sealing Rings Research and Production
Innovative Manufacturer Delivering High-Reliability Sealing Solutions
  • Year 2010
    Was Founded In
  • 20 Million Yuan
    Registered Capital
  • 2000 +
    Customers
News
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2025-04-01
Hannover Messe 2025: Advancing Industrial Innovation with Cutting-Edge Metal Sealing Solutions
Explore how Hannover Messe 2025's focus on AI, smart manufacturing, and sustainability aligns with Sonkit's advanced metal sealing solutions that enable reliable, efficient industrial innovation.
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2025-03-10
Celebrating Initiative: Beyond-Scope Achievement in Marketing Internship
Charles Leng transformed a B2B marketing internship at Sonkit Industry into a comprehensive digital initiative,
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2025-01-24
Sonkit's 2025 Annual Celebration: Reflecting on Achievements, Building the Future
Sonkit’s 2025 Annual Celebration honored milestones and team spirit, inspiring innovation and excellence in metal sealing solutions for a brighter future.
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2025-01-16
Sonkit and SPM Oil & Gas Engage in In-Depth Business Exchange, Strengthening Cooperation
Sonkit collaborates with SPM Oil & Gas to strengthen partnerships in high-end metal sealing solutions, driving innovation and quality in the oil and gas industry.
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2024-12-31
Sonkit: Pioneering Shaped Metal Seals for Gas Turbine Innovations
Discover Sonkit's pioneering shaped metal seals for gas turbines, offering exceptional sealing solutions under extreme conditions. Enhance gas turbine performance with our advanced metal C-Ring seals.
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Technical Articles
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2025-03-19
Metal Seal Maintenance Guide: Extending Service Life in Nuclear Plants
Learn how to maintain metal seals in nuclear plants for enhanced safety, efficiency, and extended service life.
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2025-03-12
O-Ring vs C-Ring Seals: Choosing the Right Option for Aerospace
Understand the key differences between O-rings and C-rings for aerospace applications to make informed sealing choices for your systems.
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2025-02-26
Metal Seal Installation Checklist for Oil & Gas Applications
Ensure reliable metal seal installations in oil and gas systems with this comprehensive checklist covering preparation, installation, and testing.
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2025-02-19
5 Common Metal Seal Failures and Prevention Strategies
Learn about the five common metal seal failures and effective prevention strategies to enhance performance and reduce downtime.
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2025-02-08
7 Critical Factors in Metal Seal Selection for High-Pressure Systems
Explore essential factors for selecting metal seals in high-pressure systems to ensure safety, reliability, and performance.
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