Zigong Weite Valve MFG. Co.,Ltd.

Zigong Weite Valve MFG. Co.,Ltd.

What is a Trunnion mounted ball valve? Professional manufacturers reveal high - performance valve solutions

2025 02/13

In the global industrial field, efficient and reliable valve systems are crucial to ensuring smooth processes and safety. As professional ball valve manufacturers, we are well aware of the importance of Trunnion mounted ball valves in numerous application scenarios. This article will delve into the materials, characteristic advantages, application, performance, and routine maintenance of Trunnion mounted ball valves, helping you gain a better understanding of this high performance valve solution.
carbon steel trunnion mounted ball valves

1. Materials of Trunnion mounted ball valves

The trunnion mounted ball valves select material directly affects their performance and service life. We use high - quality materials to ensure that the valves can operate stably in various harsh environments.

Valve body materials

Stainless steel, carbon steel, forged steel, etc., which are corrosion - resistant, high - temperature - resistant, and high - pressure - resistant.

Ball materials

Usually made of stainless steel or treated with hard - chromium plating to ensure good sealing performance and wear resistance.

Sealing materials

PTFE , PPL,PEEK,NYLON,VITON,DEVLON etc., which have excellent Performance. 

2. characteristics and advantages

  • Upstream Seal Two-way Valve
  • Double Block Drain Valve
  • Compound Seal
  • Self-relieving Central Cavity
  • Full Bore and Reducing Bore
  • Fireproof Design
  • Stem Sealing System

3. Trunnion mounted ball valves Application 

Trunnion mounted ball valves are widely used in multiple industries, including but not limited to:

Oil and Gas Industry

They are used for pipeline transportation, control of storage tank inlets and outlets, etc.

Chemical Industry

They are suitable for the control and regulation of corrosive media.

Power Industry

They are applied to boiler feed water, steam systems, etc.

4. Daily Maintenance of Trunnion mounted ball valves

To ensure the long - term stable operation of Trunnion mounted ball valves, regular maintenance is essential:

Regular Inspection:

Check the sealing performance, operational flexibility of the valve, and whether there is any damage to its appearance.

Lubrication Maintenance:

Regularly lubricate the valve stem and bearings to reduce wear.

Cleaning Maintenance:

Remove dirt and impurities from the valve surface to prevent corrosion.
 
As a professional ball valve manufacturer, we are committed to providing customers with high - quality trunnion ball valves to meet various stringent industrial requirements. Through the introduction in this article, we believe you have gained a deeper understanding of trunnion ball valves. If you have any other valves needs or questions, such as floating ball valves,fully weled ball valves and piging valves etc.Please feel free to contact us at any time. We will be dedicated to serving you.