Tianjin Reliance Steel Pipe Industry & Trade Co., Ltd. was officially founded in 2004, and is located in Caigongzhuang Industrial Area in Jinghai County, Tianjin, China. We are a joint-stock enterprise, with 3 branch plants.
Our main products are:
Welded Pipes, Square & Rectangular Hollow Section Tubes
Galvanized Steel Welded Pipe and Pre-galvanized Steel Pipes.
Address:Hi-Tech information square, NanKai district of Tianjin.
This video demonstrated corrosion pitting in 50 year old galvanized 2-inch diameter schedule 40 riser pipe taken from the potable water system of a structure in the Pacific Northwest. When considering an epoxy coating vs repipe, it is important to physically assess the condition of existing material (ref: David Coles PE, Dan Robles PE)