1, the main control parameters for the butterfly valve size specifications.
2, the butterfly valve is a single-plate valve, its simple structure, easy processing, low cost, easy to operate, but poor regulation accuracy, only for ventilation and air conditioning system for the switch or coarse adjustment of the occasion.
3, can be manual, electric or zipper operation, can be fixed at any angle of 90 ° range.
4, due to the single-axis single valve plate, the limited capacity, the pressure in large pressure conditions, the valve life is short. The valve is closed and ordinary points, insulation and non-thermal points.
5, electric butterfly valve only two-position control, electric actuator and leaf valve the same.
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