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Features of hard seal butterfly valve
Oct 12, 2018

1, hard seal butterfly valve main control parameters for the specification size.

2, hard seal butterfly valve for single-plate air valve, its simple structure, convenient processing, low cost, easy to operate, but the adjustment accuracy is poor, only applicable to ventilation and air conditioning system for switching or coarse adjustment occasions.

3, can be manual, electric or zipper operation, can be fixed at any angle of 90° range. 

4, because of single-axis single valve plate, limited capacity, in the large pressure differential, large flow rate of valve service life is short. The valve has a closed-type and ordinary type of points, insulation and non-thermal insulation of the points.

5, Electric butterfly valve only double-position control, electric actuator and multi-leaf valve is the same.


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