Ball valve has many kinds of structure, but basically the same little difference, are the opening and closing parts for the round ball core, mainly by the valve seat, ball, sealing ring, stem and other driving devices, etc., through the stem rotation 90 degrees to achi…

On August 22, the oil and gas produced by the oil Wells under the supervision of Wangxuzhuang Oilfield in Dagang was directly transported to the joint station, and low-carbon and efficient operation was realized through the first-level distribution station.In order to …

In the thermal system, the thermal trap plays a very important role, and its performance directly affects the stability and energy efficiency of the steam system. As the key equipment in the steam system, the thermal trap can not only automatically remove condensate, p…

As of October 31, 1,750 Wells had been drilled and 997 Wells had been put into operation in the production capacity construction of the self-operating area of Changqing Gas field, with the gas contribution of new Wells reaching 1.15 billion cubic meters, and the qualit…

Gate valves usually have single gate, double gate, wedge, parallel and other structural designs, in which wedge double gate (Z42, Z62 series) and wedge elastic gate (Z40, Z60 series) are the most widely used, the former is closed, the gate automatically fits both sides…