Supply of prestressed plastic corrugated pipes for bridges in Ningbo, Anhui 15933187015

内径：

50mm

Prestressed plastic corrugated pipes are single-wall corrugated pipes extruded from high-density polyethylene through a plastic extruder. They are used in post-tensioned prestressed concrete structures as hole-forming pipes for prestressed tendons. It is an ideal product to replace the original metal bellows in bridge and building construction. Plastic corrugated pipes are divided into two categories: round pipes and flat pipes, which are supplemented by various plastic connectors in actual use.
The raw material of prestressed plastic corrugated pipe is. Its corrosion resistance is far better than that of metal. It is not afraid of acid and alkali corrosion. It does not corrode itself and can effectively protect the prestressed tendons from corrosion. Many prestressed structures are exposed to severe external influences, such as de-icing salts or brine. When post-tensioned members leak due to micro-cracks in the waterproof layer and blockage or failure of drainage facilities
.