Api 6a Wellhead Adjustable Throttle Valve

A needle valve is a valve that can be precisely adjusted for a wider range of uses than other valves. For example, the cutting torch for flame cutting, the knob for adjusting the flame temperature is...

Gate valve with its pressure, temperature (high temperature), corrosion-resistant (a variety of material configuration), with two-way sealing function, wear resistance and long service life, etc....

Check valves, also known as check valves or check valves, are designed to prevent backflow of media in the line. The valve of the opening and closing member is opened or closed by the flow of the...

The shortcomings of the valve ① processing than the closing valve complex; ② seal surface is not easy to repair after wear and tear; ● Dimensions high; open and close a long time. Gate valve...