The sampling globe valve ensures the correct installation and use of the pressure gauge in the pipeline through the addition of the sampling and discharge device, and achieves the purpose of venting and sampling. It has the function of one valve and dual use. The valve seal structure is designed for a hard and soft double seal, and the sealing surface avoids direct washout of the medium. GMJ11F high seal sampling valve is widely used in the automatic control system of oilfield, chemical, light industry, electric power, metallurgy and other devices.