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Hebei Horse shoe type corrugated steel culvert pipe
Equipment
Utility Tunnel
Conduit, culvert and negative well corrugated metal culvert of highway, railway and waterway.
Reinforced Rib
Prestressed Corrugated Pipe
A rigid test: anti-concentrated load 0.75KN or uniform load 1.5KN, the radial deformation ≤ 0.1d.
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