Zhejiang Hongfeng

~Worm gear actuators, worm gear operators, worm gearboxes 1. Worm gear box adapts to I.S.O standard so that ia can change parts easily.. 2. Housing

~Worm gear actuators, worm gear operators, worm gearboxes 1. Worm gear box adapts to I.S.O standard so that ia can change parts easily.. 2. Housing

~1. It is driven by a bevel gear and can be separately assembled with valve as a manual valve, and also assembled with electric device and an electric

~Worm gear actuators, worm gear operators, worm gearboxes 1. Worm gear box adapts to I.S.O standard so that ia can change parts easily.. 2. Housing

Wedge Gate Valve This kind of flexible wedge gate valves are made from Gray iron(HT200) or Spheroidal graphite cast iron which is idea on the pipe

~Worm gear actuators, worm gear operators, worm gearboxes 1. Worm gear box adapts to I.S.O standard so that ia can change parts easily.. 2. Housing