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Scope and characteristics of sanitary grade ball valves
Date:2024-09-30 17:45:21 Author:Wenzhou Chengtong Fluid Equipment Co., Ltd

Sanitary ball valve is a type of valve widely used in industries such as food and pharmaceuticals. Its scope of application and characteristics can be summarized as follows:

scope of application

1. Food industry: Sanitary grade ball valves can be used on food and beverage production lines to control the entry and exit of raw materials and the transportation of products. Due to its high hygiene standards and good sealing, it is very suitable for handling food media to avoid contamination.

2. Pharmaceutical industry: In the purified water system and sewage treatment system of the pharmaceutical industry, sanitary grade ball valves can quickly control the flow rate of the medium. At the same time, its corrosion resistance can also meet the special requirements of the pharmaceutical industry for valve materials.

3. Other fields: In addition, sanitary grade ball valves are widely used in agricultural machinery, chemical engineering, biopharmaceuticals, brewing equipment, vacuum equipment, aerospace and other fields.

characteristic

1. High hygiene standards: Sanitary grade ball valves are made of stainless steel 304SS or 316 material, processed by high-end polishing equipment, with a smooth surface and no medium accumulation area, without potential pollution. This enables it to meet the strict hygiene requirements of industries such as food and pharmaceuticals.

2. Good sealing: The opening and closing element (ball) of the sanitary grade ball valve is driven by the valve stem to rotate around the axis of the valve stem. When the valve stem rotates 90 degrees, the ball passage aligns or is perpendicular to the inlet and outlet passages of the valve, thereby achieving the opening or closing of the valve. This structure isolates the sealing surfaces of the ball and valve seat from the medium when the valve is fully open or fully closed, ensuring good sealing performance.

3. Low fluid resistance: Sanitary grade ball valves have a fully connected valve chamber design, which results in low resistance when fluid passes through, and the resistance coefficient is equal to that of a pipe section of the same length. This is beneficial for reducing pressure loss in pipeline systems and improving fluid transport efficiency.

4. Simple structure, small volume, and light weight: Sanitary grade ball valves have a simple and compact structure, small volume, and light weight, making them easy to install and maintain. At the same time, its operating torque is much smaller than that of gate valves, and the required torque for opening and closing is also very small, making the operation more lightweight and flexible.

5. Wide applicability: Sanitary grade ball valves have a wide range of diameters, from a few millimeters to several meters. Meanwhile, it can also adapt to various working environments ranging from high vacuum to high pressure.

6. Easy maintenance: The sealing ring of sanitary grade ball valves is generally movable, making disassembly and replacement relatively convenient. This reduces the difficulty and cost of maintenance, and extends the service life of the valve.

In summary, sanitary ball valves play an important role in industries such as food and pharmaceuticals due to their high hygiene standards, good sealing performance, and easy operation. During use, installation and maintenance should be strictly carried out in accordance with relevant specifications and standards to ensure its normal operation and extend its service life.


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