This paperfocuses on the issues about four main pipes’ (main stream, hotreheat steam, coldreheat steam and feedwater)supports and hangers for power station boiler.The design principles, types of pipe supports and hangers and the theory of pipe stress analysis are summarized. Meanwhile, the main flow and contents of inspection methods are expressed. The common problems and solutionsduring the inspectionare also presented.
four main pipessupports and hangersdesigninspection