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Overview of Cast Iron Gate Valve and Introduction of Its Advantages and Disadvantages
Date:2024-09-30 12:00:00 Author:上海亚高阀门有限公司

Overview of forged steel gate valve:

The closing element of the Z41H forged steel gate valve is a gate plate. The valve operates by the gate plate moving vertically along the axis of the passage. It is mainly used in pipelines to cut off the medium, either in the fully open or fully closed state. It is not suitable for regulating flow or transporting slurry media. It has the advantages of low fluid resistance, smaller torque required for opening and closing, and a simple shape and structure. The forged steel gate valve can be used in pipelines where the medium flows in both directions. When fully open, the sealing surface is less eroded by the working medium compared to the stop valve.

Advantages of forged steel gate valve:

1. Low fluid resistance.

2. Less external force required for opening and closing.

3. The flow direction is not restricted.

4. When fully open, the sealing surface is less eroded by the working medium compared to the stop valve.

5. Simple shape and good casting processability.

Disadvantages of forged steel gate valve:

1. The overall size and opening height are large. The installation space required is large.

2. During the opening and closing process, there is relative friction between the sealing surfaces, which is prone to cause abrasion. 3. Gate valves usually have two sealing surfaces, which adds some difficulties to the processing, grinding and maintenance.

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