Pup joint is cementing and fracturing equipment delivery High Pressure Fluid Control Products. Widely used in the acidic operating environment (excluding containing CO2, H2S sour gas operating environment) in the high-pressure discharge line, input line, a temporary flow line, well testing, and other high-voltage transmission lines on pipelines. Pup joint specifications are 1 in 4 in, length 0.5 m, 1 m, 1.5 m three kinds, rated working pressure 42MPa 105MPa, working temperature -46 121 .