Choose Sonkit Industry for Exceptional Metal Ring Seals and Quality Management

Classification:Company Updates Release date: 2023-08-19 10:02

Metal Ring Seals that Meet the Highest Standards

Leading producer of metal ring seals, Sonkit Industry is renowned for its dedication to quality and client satisfaction. Our adoption of the ISO 9001:2015 quality management system is one of the main factors contributing to our success.
An globally recognized standard that describes the specifications for a business's quality management system is ISO 9001:2015. Sonkit Industry has proven its capacity to consistently deliver high-quality metal ring seals that satisfy customer and regulatory requirements by putting this approach into place.
Our commitment to continual improvement is a crucial part of our ISO 9001:2015 accreditation. We regularly review and evaluate existing procedures to find room for growth, and we seek to put new procedures into place that will raise the caliber of our output.
Our testing capacity is a crucial component of our quality management system. Our cutting-edge testing laboratory enables us to properly assess our metal ring seals before they are made available on the market. This guarantees that our goods perform and fulfill the highest standards of quality.
Our dedication to excellence has been acknowledged. For our efforts, we have won various prizes and accolades, including the coveted ISO 9001:2015 certification. This acknowledgment is proof of our commitment to providing our clients with top-notch metal ring seals.
We at Sonkit Industry think that the key to our success is quality. Every part of our organization, from product design and development to manufacturing and customer support, is devoted to upholding the highest levels of quality. We'll keep working for perfection and giving our clients the greatest metal ring seals we can.

For more information on metal ring seals visit our website and for more great information like the above, follow Sonkit on both Facebook and LinkedIn.


Sonkit Industry Technology Co., Ltd. is a privately-owned company that was founded in 2010. Starting in 2012, Sonkit specializes in metallic seals. We develop and manufacture high-performance metal seal rings. In 2018, we customized a series of high-end heat-treating equipment to solve heat treatment quality control problems.
Our plant is located in Shanghai, China. We can research and develop, customize, and manufacture metal seal products for critical environments that are subject to extremes of temperature, pressure, medium, or combinations of these factors. The applications of our products include flow meters, defense and military, nuclear, mold, chemical fiber, semiconductor and vacuum pumps, aircraft engines, and pressure pipelines, among others.
Sonkit provides the following products:
• Metal O-Seal
• Spring-energized metal O-Seal
• Metal C-Seal
• Metal V-Seal
• Metal U-Seal
• Spring-energized metal C-Seal
• Spring-energized aluminum C-Seal
• Metal E-Ring (also known as W-Ring)
• Metal comma-ring
Our benefits include:
• Experienced research and technical support team
• Stable and reliable electroplating process
• Customized heating process with high reliability
• In-house test labs for high-quality control
• Quick response time
• Close cooperation with renowned universities and research institutes
• Experience collaborating with top 500 enterprises worldwide
Feel free to reach out to (sales) for product and solution inquiries. WhatsApp: +86 13917192435. Website:

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