Application of a New Pipeline Weld Joint Coating Technology to Transporting Engineering of Salty Water

The structure and technical properties of a new pipelline inner weld joint machine and its application to the transporting engineering of salty water in Huaiyan are introduced.The machine with functions of video camera observing,effective rust removing and weld coating repairing is stable and reliable,and the process is simple.Applications showed that the new technology of joint coating for pipeline weld has bright prospect.