Suitable for connection of choke manifold, kill manifold, drilling platform, cementing platform, relative movement of semi-submersible or drilling vessel, and variation of rig installation size, etc. , high-strength steel wire for imported winding rubber tube is used for reinforcing layer of high-pressure medium products, such as oil, gas, mud, etc. , according to the different medium, the product end flange joint uses the suitable material according to the pressure and the use environment, after the anticorrosion treatment and the heat treatment, the flange uses the rotary flange, adopts the whole forging process, there is no need to consider the problem of direction alignment when installing. The end flange is according to the standard. The hose under special working condition can also bear the rated working pressure for 30 min at 704 ° C flame temperature The exterior of the utility model adopts a stainless steel telescopic armored structure.