The gas header, produced by Shenyang Wensheng, is widely used in the natural gas collection and transportation, connects with the pipe directly. The work pressure is from a few tenths MP to more than ten MP, the diameter from a few hundred millimeters to more than 1000 millimeters, the length from a few meters to more than ten meters. It has the features of both pipe and pressure gauge, plays an important role in gas collection-transportation and long-transportation pipe engineer. Applicable medium: Coal gas, natural gas Product features: 1 The gas header consists of tube body, air intake, air vent, drain outlet, manhole and connector of pressure gauge. 2 The accessory parts include pressure meter, thermometer and safety valve. 3 The opening generally includes main technology pipeline, discharge pipe, drain outlet, manhole and connector of pressure gauge. 4 The connecting pipe connects with the pipe or valve through flange connection or welding. 5 This product has saddle which is connected with the foundation bolt. Long-term cooperative enterprises: CNPC, Xinao Gas