Overview: Taiwan branch pipe seat pipe seat is widely used abroad in recent years, the branch for strengthening pipe connection, to replace the traditional use of different diameter three, reinforcing plate, strengthening pipe etc. branch connection type, which has the advantages of safety, lower cost, simple construction, improve the medium flow passage, a series of standardized the advantages of convenient design, etc., especially in high pressure, high temperature, large diameter and thick wall pipe is widely used, instead of the traditional branch connection method. The main body of the branch pipe is made of high quality forging, the material is the same as that of the pipe material. The branch pipe seat and supervisor are used in welding, pipe seat and branch pipe or other pipe (such as tube plug, etc.), instruments and valves connected with butt welding, socket welding, threaded types. The branch pipe seat form a standard type, tube type, joint type, elbow type