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The indication gearbox mainly used for gate valve, globe valve and penstock, help client observe valve position. Manual or motorized operation optional. With this mechanical pointer, client can easily know valve position even when actuator power fails.The gearbox water tight class is IP67, working temeprature is -20℃ to 80℃, but IP68 or lower temperature is optional according requirement and quantity, welcome contact us for detail.
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The chain gearbox is mainly used for gate valve and globe valve, gearbox ratio from 2.35 to 23, torque from 360Nm to 6000Nm, flange from F12 to F35 according to ISO5210, standard gearbox is IP67 and -20℃ application, for IP68 or lower temperature, welcome conatct us for detail.
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ZJYZ top mount worm gearbox is used for butterfly valve, plug valve and ball valve, with this gearbox, user can vertically install hand wheel or actuators, gearbox max torque 400,000Nm, ratio from 102:1 to 13150:1, can customize according requirement.
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Greatork minus 60℃ low temperature gearbox mainly used to extreme low temperature enviroment, especially for North China area, Russia, Ukraine, and Kazakhstan, the torque is as same as standard temeprature worm gearbox, but replaced inside spares to meet extreme low temperature requirement, we also provide customize service, can design and process according client's specific requirement.
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