Through this highpressureline, mud is pumped in to the standpipe and drill pipe.
通过这根高压管线,泥浆被泵入立管和钻忏杆。
2
Seamless steel linepipe is a kind of steel pipe without seams, which is mainly used in the places near the mouth of oil well or gas well to transmit oil or gas with highpressure.
无缝管线管主要是用于油井或气井的井口附近输送高压油、气的无焊缝钢管。
3
Such valve can be used in medium, highpressure hydraulic and pneumatic pipeline of petroleum, chemical industry and power station.