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HomeProductsDuctile Iron PipesApplicationHazard Resilient Ductile Iron Pipeline (HRDIP)Ground Subsidence

Ground Subsidence

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Many of leakages have been reported especially at the joints connecting to the structure due to the unforeseen ground subsidence.


Hazard Resilient Ductile Iron Pipe (HRDIP*) can withstand such unforeseen ground subsidence with its superb chain structure having large expansion and contraction function and high pull-out resisitance.

*HRDIP is also referred to as Earthquake Resistant Ductile Iron Pipe (ERDIP) in Japan, USA, and so on.


The combination use of 2 pcs of collors and HRDIP is highly recommended at the joints connecting to the struction

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