Uses gate only for fully open and fully closed media run it on various types of piping or equipment used does not allow for throttling. The valve with a hand wheel or handle, no further increase in the operator-assisted Leverage (In case Mifengbuyan, you should check to repair the sealing surface or other parts). Hand wheel, handle clockwise to close, otherwise open. Valve with a transmission mechanism should be required to product instructions for use. Exercise: The gate valve with the valve stem linear movement, valves, also called clear shot valve. Often movements are trapezoidal threaded rod, through the guide slot valve and the valve on top of the nut, and the rotary motion into linear motion, which is the operating torque thrust into action. Open the valve, when the gate valve lift height equal to diameter of 1: 1 times, the fluid channel is completely smooth, but at run time, this position can not be monitored. Actual use, Shandong valves, is the apex of stem as a sign that the fixed position, as its fully open position. Temperature appears to consider locking phenomenon, usually open to the vertex position, and then rewind 1 / 2-1 circle, as the location of a fully open valve. Therefore, the fully open position of the valve, the valve type, according to damper position (ie, travel "to determine. Some valve stem nut located at the gate, handwheel drive stem rotation, leaving the gate to upgrade, this kind of valve is called the rotating rod valve or valve called the dark bar. valve, Shandong Everbright valves, valve brand Ltd provided by Shandong Everbright valve. Valve Co., Ltd. Shandong, China Everbright (www.sdgdfm.com) quality services and products, constantly exposed to new recognition and trust old customers and the industry. Our company is a certified member of the whole alliance network operators, business alliance customer service icon on the page, you can talk directly with our customer service staff, to our future cooperation happy!