GB Hard and Soft Sealing Floating Ball Valves Overview : Performance, Application, and Standards

GB Hard and Soft Sealing Floating Ball Valves Overview: Performance, Application, and Standards

The national standard soft and hard sealed floating ball valve is a valve used to control fluid channels, which has good sealing performance and small fluid resistance. In this article, we will introduce the characteristics, applications, and main performance specifications of national standard soft and hard sealed floating ball valves.

1. Product features

The national standard soft and hard sealed floating ball valve has the following characteristics:

-Low fluid resistance: Ball valves have the lowest fluid resistance among all valve types, even for reduced diameter ball valves, their fluid resistance is relatively small.

-Quick and convenient opening and closing: As long as the valve stem rotates 90 °, the ball valve will complete the full opening or full closing action, making it easy to achieve quick opening and closing.

-Good sealing performance: The ball valve seat is closed, with good sealing performance.

2. Product Usage

The national standard soft and hard sealed floating ball valve is suitable for the petroleum, natural gas, chemical, pharmaceutical, food, electricity, water supply, metallurgy, and construction industries. Flange floating ball valve is a common connection method, suitable for various working conditions.

3. Main performance specifications

Nominal pressure (MPa): The nominal pressure range of the national standard soft and hard sealed floating ball valve is 0.6~42.0 MPa, and suitable pressure levels can be selected according to different working conditions.

Applicable temperature: The applicable temperature range for ordinary national standard soft and hard sealed floating ball valves is -196 ℃~550 ℃, while sulfur resistant national standard soft and hard sealed floating ball valves are suitable for natural gas, petroleum and other media containing H2S and CO2.

Applicable media: National standard soft and hard sealed floating ball valves are suitable for media such as water, steam, petroleum, liquefied gas, and natural gas.

4. Main component materials

The main component materials of the national standard soft and hard sealed floating ball valve include carbon steel series, stainless steel series, sulfur resistant series, and low-temperature steel series. These materials can meet the requirements of different working conditions, ensuring the durability and reliability of the valve.

5. Execution standards

The national standard soft and hard sealed floating ball valve is designed and manufactured in accordance with standards such as GB/T12237, GB/T12221, GB/T12224, and GB/T12220. These standards specify requirements for the structural length, connecting flanges, testing and inspection of valves, ensuring reliable product quality.

In summary, the national standard soft and hard sealed floating ball valve is a valve with excellent performance, widely used in various industrial fields. Understanding its characteristics, usage, and main performance specifications can help us better choose and use this type of valve.