6.1The manually operated valve is opened when the handle and the position mark on stem end are parallel to pipeline. When that is perpendicular to the pipeline, the valve is closed. 6.2For motor/pneumatic operated valves, valve open/close is indicated by the positioner on the electric/pneumatic...
1.1 Life of valve can be maximized if the valve is used within the rated range, in accordance with pressure, temperature,and corrosion data. 2. MANUAL OPERATION:2.1 To open or close the valve, turn the handle ¼ turn (90 degrees).A. Valve in Open Position – the handle is parallel...
·Ball valve rotate 90 ° seated fully open/close fastly. Low friction coefficient and small operating torque. ·Good sealing. A variety of the seat material and wide adaptation. ·Handle operation, the valve has lock hole in its fully open and close position, to ensure the valve is in the...
6.1 The manually operated valve is opened when the handle and the position mark on stem end are parallel to pipeline. When that is perpendicular to the pipeline, the valve is closed. 6.2 For motor/pneumatic operated valves, valve open/close is indicated by the positioner on the electric/...
The utility model discloses a ball valve with opening position indication. The ball valve comprises a ball valve main body, a valve core and a handle; the valve core is arranged inside the ball valve main body; the handle passes through the ball valve main body and is connected with the ...
1,the valve fully open and close position according to user requirements with locking hole, prevent non-work personnel wrong operation.2,set up the steps, at the bottom of the stem from the valve in the abnormal pressure rise out the valve stem.3...
• Direct mount ISO5211 Full Port stainless steel ball valve • 3-piece swing out body designed for easy maintenance • 1000 PSI working pressure at 100°F (38°C) • Visual valve position indicator • Heavy duty motors with overloa...
5.Two indipendent external travel stop adjustments.Permits an easy and precise adjustment of +/-5° in both directions,in the open and close positions for an accurate valve alignment. 6.Selected high quality bearings and seal for low friction,high cycle life and a wide...
Define ball valve. ball valve synonyms, ball valve pronunciation, ball valve translation, English dictionary definition of ball valve. n. A valve regulated by the position of a free-floating ball that moves in response to fluid or mechanical pressure. Am
When ball is full open or close position,the transmitter substance in center cavity of body can be released by drainage and emptying devices.In addition,the over loaded pressure in the center cavity of valve can be released to low pressure end by self relief seat. 7.Anti-static and f...