German HORA company, HORA pneumatic control valve, suitable for all kinds of industrial domain process control of HORA pneumatic control valve can be water, steam, oil, gas and other fluids for precise control and regulation. Product advantages, a variety of valve models supplemented by different types of accessories, according to different working conditions can provide users with the best solution. Valve diameter DN15-DN800, can provide users with a complete range of regulating valve products. Valves of the same specification provide more than 4 kinds of KVs value for users to choose, improve the adaptability and flexibility of field conditions. Valve long stroke design to achieve better adjustment accuracy. Actuator air open, air close operation mode can be flexibly selected actuator spring and diaphragm effective life of 200 million times, while no deformation. It should be used in ultra-low temperature environment - widely used in the harsh gas transmission pipelines in n... [more]