The sealing surface of a valve is its core component. The leakage forms of the sealing surface can generally be classified into several types, namely, leakage from the sealing surface, leakage from the
Valves are usually connected to pipes in various ways such as threaded, flanged, welded, clamped, and ferrule wafer. So, how should one choose when using and selecting them?
On August 5th, with the successful completion of a horizontal well at the Guping 41-52 well site, the number of wells in the Changqing Heshui Oilfield's tight oil block-level horizontal well
Proper selection and installation of steam traps can prevent freezing as long as there is steam passing through. However, if the steam supply is interrupted, the condensate in the heat exchanger or
As of now, the Tuha Oilfield has completed 46 various plans for capacity construction and other aspects this year, with the design compliance rate reaching 100% and the effectiveness rate of
I. Testing and Adjustment of Pneumatic Butterfly Valves1. Before leaving the factory, all components of butterfly valves, whether manual, pneumatic, hydraulic or electric, have been strictly debugged.
On July 7th, the author learned that in the first half of this year, the commercial volume of coalbed methane in Huabei Oilfield increased by 45 million cubic meters compared with the same period last year.
Since the beginning of this year, Liaoyang Petrochemical has seized the opportunity of the recovery of market demand, taken value creation as the orientation, and built a three-in-one working system of "system optimization, lean management and technological innovation".
Pneumatic control valves use compressed air as the power source, a cylinder as the actuator, and drive the valve with the help of valve positioners, converters and other accessories to achieve on-off or proportional regulation.