Specializing in Metal Ring Seals
Cost Less, Deliver Faster
One-stop Metal Seal Solution
So you can focus on your own engineering design.
Each Model Is Specially Designed For Your Industrial Application
Resistance to High Temperatures And Pressures
Corrosion & Radiation Resistance
Type in 'O', 'C', 'V', 'W', 'ρ'
Extremely Low Leak Rate
Long Service Life With High Reliability
Our Mission Is To Power up the Reliability of Equipments in Extreme Working Conditions
Driven by R&D, Innovation and Craftsmanship
High-Quality Products & Service with Trust of 2000+ Customers
Accumulated 10+ years in Metal Ring Seals
Sonkit Metal C-Rings Successfully Supported MAN ES Marine Engines & Systems
In this year, MAN ES investigated many Metal Ring Seal Manufacturers from different countries, and then chose Sonkit products and services, adopted 2 models of Sonkit Metal C-Rings in the MAN ES Marine Engines & Systems. It’s a major scene in the hi
Customer Review from China National Petroleum Corporation (CNPC)
I have had the pleasure of working with Sonkit Industry for several years now and have consistently been impressed with the quality of their metal ring seals. As a company in the oil and gas industry, it is imperative that we have reliable and durable
5 Tests Before Delivery - How Sonkit Delivers the Best Metal Seals?
In order to guarantee that the characteristics of metal ring seals fulfill the specifications of a range of applications, Sonkit Industry test lab adheres to strict processes and rules.
Metal Ring Seals: Sonkit Metal E-Ring Design Guide
Sonkit Metal W-Ring is designed to support low seating load, have high spring back performance in temperature applications. In service, Metal W-rings are pressure energized by the system which increases the contact stress and further minimizes leakage
The Sonkit C-Ring is used by China's 'Artificial Sun' EAST.
The Sonkit C-Ring is used by China's 'Artificial Sun' EAST. This is the largest Metal C-Ring Sonkit has ever produced.
Choose Sonkit Industry for Exceptional Metal Ring Seals and Quality Management
Sonkit Industry is a leading manufacturer of metal ring seals, known for its commitment to quality and customer satisfaction. The company has implemented the ISO 9001:2015 quality management system and has a state-of-the-art testing facility to ensure
Evolution of Metal Seals – How Your Operating Conditions Determine The Metal Seal Type?
This article describes the development of metal seal types and explains how your operating conditions determine the metal seal type.
Application And Usage Of Metal Ring Seals
A metal ring seal , also known as a metallic seal or a metal O-ring, is a mechanical sealing device that is used to prevent the leakage of fluids or gases from or into a system. The seal is typically made from a metal material, such as stainless steel
Advantages of Metal Seal Rings
The most extreme environments demand metal seal sealing solutions. Resilient metal seals meet the challenges of high temperatures or cryogenics, high pressures or high vacuum, corrosive chemicals and even intense levels of radiation performing dependa
The Sealing Performance of Metal Seals
The sealing performance of Metal Seals isbased on a the relative high specific contact load at the sealing line and a certain resiliency or spring back ofthe elastic metal seal. The seating load and the corresponding sealing linewidth, are a function
Alloy Selection for Metal Ring Seals: A Comprehensive Comparison of Alloy 600, Alloy 718, SS316L and Alloy 750
This article is a comprehensive guide on selecting the best material for metal ring seals. It compares the properties and performance of four popular materials: Alloy 600, Alloy 718, SS316L and Alloy 750.
Understand the Forming Method and Selection Factors of Cylinder Sealing Ring
Most of the sealing rings are designed to be round, and cylinder sealing rings are no exception. and they are often used in large mechanical equipment. However, there are many requirements for the selection of cylinder seals.