Structural principle of valve positioner
The valve positioner is one of the key accessories of the pneumatic control valve. Its function is to turn the electrical signal output by the control device into the gas signal that drives the action ...
The valve positioner is one of the key accessories of the pneumatic control valve. Its function is to turn the electrical signal output by the control device into the gas signal that drives the action ...
Electric ball valve is an important actuator in industrial automation control system. The electric ball valve is a valve that rotates around the axis of the valve stem according to the movement of the ...
When you Import from China, shipping cost is a question that you can never avoid. So, how to make sure you get the lowest shipping cost for your goods? You may find that it seems you've chosen the ...
In March 2020, our company made a new revision and upgrade to www.donjoypump.cn/www.donjoyvalve.com. In February 20201, www.cndonjoy.com/www.donjoypump.com will also be renewed and launched soon! This ...
On the afternoon of November 18, 2019, the second member meeting of the 5th Longwan District Valve Industry Association of Wenzhou City was held in Ruida Intercontinental Hotel. ...