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automatic recirculation valves start up

17 May 2016  /  in Automatic Recycle Valve Technical Article

Before the valve is shipped all connections (flanges or weld connection.) are covered with plastic caps. This way the valve internals are protected against the ingress of dirt and damage.
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Automatic Recirculation Valve Installation And Maintenance

17 May 2016  /  in Automatic Recycle Valve Technical Article

Before the valve is shipped all connections (flanges or weld connection.) are covered with plastic caps. This way the valve internals are protected against the ingress of dirt and damage.
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Pump Run Out Protection

16 Sep 2014  /  in Automatic Recycle Valve

Normally pump protection valves are limited to minimum flow protection; however, severe damage can occur to the pump and driver by exceeding the intended operating range of the pump.
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Applications of DATIAN ARC valve

Pump Run Out Protection

16 Sep 2014  /  in Automatic Recycle Valve

Datian Valves is one of the world's leading manufacturer of automatic recirculation valve and other protective pump fittings. Our customers rely on our extensive experience in the development and production of high quality valves.
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Automatic Recirculation Valves Installation

Automatic Recirculation Valves Installation

03 Jun 2014  /  in Automatic Recycle Valve

The DATIAN automatic recirculation valves are best installed directly on the outlet of the pumps for which they are meant. The valve layout is mainly based on the pump curve. Ensure that the valves are installed on the right pumps. The flow direction is indicated on the valve nameplate. This nameplate is riveted to the valve body. On this ...
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Gate valves are on-off valves and are designed for the primary function

Pump Run Out Protection

23 May 2014  /  in Gate Valve

Gate valves feature a sliding partition that can be closed to block flow or opened fully for maximum flow. Gate valves are used to isolate sections of pipelines, branch off-takes and pieces of equipment. They are on-off valves designed for the primary function of flow isolation and should only be operated in the fully closed or fully open positions...
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Pressure Reducing Valve

Pressure Reducing Valve

23 May 2014  /  in Pressure Reducing Valve Technical Article

The Model 720 Pressure Reducing Valve is a hydraulically operated, diaphragm actuated control valve that reduces higher upstream pressure to lower constant downstream pressure regardless of fluctuating demand or varying upstream pressure. The Mode is a pilot controlled valve equipped with an adjustable, 2-Way pressure reducing pilot.
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