<p>This includes gate valves, globe valves, check valves, butterfly valves, forged steel valves, threaded valves, power station valves, high-pressure water injection valves, and flange fittings.</p>

<p>The opening and closing parts of a ball valve are driven by the valve stem and rotate around the axis of the ball valve, which can be used for fluid regulation and control. Ball valves should generally be installed horizontally in pipelines.</p>

<p>Flat gate valve is a sliding valve with a parallel gate as the closing element. Its closing element can be a single gate or a double gate with a supporting mechanism between them. Flat gate valve...</p>

<p>Wellhead equipment is a device installed at the wellhead in oil and natural gas drilling, which suspends casing, tubing, and seals the annular space between the tubing and casing, as well as each layer of casing...</p>