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Tunnel liner
Full Length Corrugations & Lapped Joints for More Effective Stiffness & Ring Compression. The Liner Plate provides optimum shaft stability and protection when constructing new utility tunnels, relining structures under highways and railroads and lining vertical shafts.
YiTong supply corugated metal pipe, corrugated metal pipe culvert, corrugated metal culvert in China, Nestable semicircle corrugated metal pipe widely used in storm sewers, culvert, agricultural irrigation, Cable protection; there are flanged and riveting two types