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Metal O-Ring Seal
Metal C-Ring Seal
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Metal V-Ring Seal
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Advanced Metal Seal Solution
Applications
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Diesel Engines
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Power & Energy
Covers All Types of Metal Seals
Food And Pharmaceutical Equipment
Specializing in Metal Seal Solutions
Semiconductor
Nuclear Power Equipment
Petrochemical
Metal O-Ring Seal
Metal C-Ring Seal
Metal U-Ring Seal
Metal V-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
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
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 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.
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400 7167 800
johnny@sonkit.cn
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Applications
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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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2025-07-15
Sonkit Visits TEI Turkey - Aerospace Metal Sealing Partnership | TUSAS Engine Industries
Sonkit strengthens aerospace partnerships with successful TEI Turkey visit. Discover our Metal E-Ring seals collaboration and Turkish aerospace market expansion.
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2025-06-27
Sonkit Launches Advanced Metal Seal Selector Tool to Revolutionize Sealing Solution Selection
Sonkit launches advanced Metal Seal Selector tool for optimal sealing solution selection. Digital platform supports extreme conditions from -270°C to 800°C, up to 800 MPa pressure across aerospace, oil & gas, and industrial applications.
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2025-06-27
Sonkit Industry Enhances Core Material Technology with Advanced Heat Treatment Training
Sonkit Industry conducts advanced heat treatment training focusing on Inconel 718 superalloy processing. Learn how our technical expertise in high-performance materials enhances metal sealing solutions for critical applications.
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2025-06-12
International Paris Air Show 2025: Advancing Aerospace Sealing Solutions and Innovations | Sonkit Insights
Discover key trends, technologies, and industry highlights from the International Paris Air Show 2025, Explore how Sonkit’s advanced metal sealing solutions align with aerospace innovations, sustainability, and future challenges.
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2025-06-06
AIREXPO Shanghai 2025: Aerospace Industry Event Highlights Metal Sealing Challenges
Explore Sonkit's leadership in high-performance metal seal solutions at the 9th Shanghai International Aerospace Technology and Equipment Exhibition (AIREXPO 2025). Discover how Sonkit’s metal Rings, are shaping the future of aerospace sealing
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Technical Articles
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2025-04-21
Metal C-Ring vs. O-Ring: Geometry and Performance Comparison
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2025-04-17
Metal Seal Design: Key Considerations for Extreme Environments
Explore essential factors in metal seal design for extreme environments, including material selection, seal profiles, and industry-specific needs.
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2025-04-08
How to Choose the Best Plating for Your Metal Seals: A Complete Guide
Learn how to select the right plating for metal seals based on environmental conditions, durability, and industry standards for optimal performance.
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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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Products
Metal O-Ring Seal
Metal C-Ring Seal
Metal U-Ring Seal
Metal V-Ring Seal
Metal E-Ring Seal
Metal Comma Ring Seal
Advanced Metal Seal Solution
Applications
Aerospace
Nuclear Power
Injection Molding
Flow Control
Diesel Engines
Semiconductors
Pumps and Valves
Oil and Gas
News
Company News
Industry News
Resources
Metal Seal Selector
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