How to use SS316L sanitary diaphragm valves?

Publish Time: 2021-10-15     Origin: Site

The most prominent feature of the SS316L sanitary diaphragm valve is that the membrane separates the inner cavity of the lower valve body from the inner cavity of the upper valve lid, so that the valve, valve flap, and other parts above the membrane are not corroded by the medium, and the packaging sealing structure is eliminated. Create media leakage.

What is the function of the SS316L sanitary diaphragm valve?

How is the SS316Lsanitary diaphragm valve installed and maintained?

What is the functional principle of the SS316L sanitary diaphragm valve?


What is the function of the SS316L sanitary diaphragm valve?

The function of the SS316L sanitary diaphragm valve is that its operating mechanism is separated from the media passage, which not only ensures the purity of the working medium but also prevents the medium in the pipe from affecting the working parts of the operating mechanism. In addition, no separate sealing of the valve socket is required unless it is used as a safety device for the control of hazardous media. Since the working medium of the SS316L sanitary diaphragm valve comes into contact only with the membrane and the valve body, both of which can use a variety of different materials, the valve can control a variety of working media ideally, especially suitable for chemically corrosive or suspended granular medium.


How is the SS316L sanitary diaphragm valve installed and maintained?

1. Before installing the SS316L sanitary diaphragm valve, check carefully whether the operating conditions of the pipeline correspond to the range of application specified by this valve and clean the interior to avoid adhesion or damage to the sealing parts by dirt.

2. Do not apply grease or oil to the surface of the lining layer and the rubber membrane to prevent the rubber from springing up and damaging the durability of the sanitary membrane.

3. The transmission mechanism or mechanism shall not be used for lifting and collisions shall be strictly prohibited.

4. When operating the SS316L sanitary diaphragm valve, do not use auxiliary levers to prevent excessive torque from damaging the drive components or sealing parts.

5. The valve should be stored in a dry and ventilated room. Stacking is strictly forbidden. The two ends of the standard SS316L sanitary diaphragm valve shall be sealed and the opening and closing parts shall be in a readily open condition.


What is the functional principle of the SS316L sanitary diaphragm valve?

The SS316L sanitary diaphragm valve has a simple structure, low fluid resistance, and greater flow capacity than other types of valves of the same specification; it has no leakage and can be used to adjust high viscosity and suspended particulate media. The SS316L sanitary diaphragm valve isolates the medium from the upper cavity of the valve, thus creating no filling medium and no leakage. Due to the limitation of membrane and clothing materials, however, the pressure and temperature resistance is poor and is generally only suitable for nominal pressure of 1,6 MPa and below 150oC.


The flow characteristic of the SS316L sanitary diaphragm valve is close to the rapid opening line, which is approximately linear before 60% of the lift, and the flow does not change significantly after 60%. Pneumatic membrane valves may continue to be equipped with feedback signals, limiters, and position controllers to meet the requirements of automatic control, program control, or flow adjustment. The SS316L sanitary diaphragm valve feedback signal uses touch-free sensor technology. This product uses a membrane drive cylinder instead of a piston cylinder, eliminating the disadvantage of slight damage to the piston ring, which leads to leaks and the inability to press the valve to open and close. Even if the air source fails, the handwheel can be operated to open and close the valve.


So if you want to order the SS316L sanitary diaphragm valves, please connect Xusheng Valves (compact valves), they will be very pleased to help you!


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