Performance of hard seal butterfly valve

     Hard seal butterfly valves have various performances when in use. For example, its service life, the hard-sealed butterfly valve can still ensure that it is airtight when it is closed after being used many times. If the pressure drop is too large, it will increase energy consumption. The flow direction can be changed when passing through the parts.

     When installing the hard-sealed butterfly valve, it needs to be installed according to its performance, and it cannot be installed casually.

The installation personnel need to correctly realize that the butterfly valve is a kind of equipment that can work with precision, and it is not allowed to collide and break to avoid damage. So it should be noted that the valve needs to be installed vertically on the pipe. If the valve is too heavy or in a sloshing situation, a supporting shelf needs to be added. The valve must be installed and adjusted in accordance with the direction arrow on the hard seal butterfly valve.

The difference between hard seal butterfly valve and soft seal butterfly valve