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現代建築

PVC-U drainage pipe

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Architectural Engineering

PVC-U drainage pipe

PVC-U drainage pipe is a series of drainage pipe products with mature technology, which has been widely used at home and abroad. The product has the advantages of long life and corrosion resistance that cast iron pipes cannot match; in terms of construction, it is light in weight, easy to carry and install, and easy to connect. It is widely used in civil building drainage and sewage, chemical drainage and sewage, rainwater and other fields. PVC-U drainage pipe pipes and fittings meet the standard requirements of GB/T5836.1-2018 and GB/T 5836.2-2018.


The product has three forms: straight pipe, expanded straight pipe and expanded convex pipe, and a variety of pipe connection methods can be used. In addition, the company has also developed pressure drainage pipes for rainwater drainage and beautiful square rainwater downpipes for rainwater drainage design and engineering of different buildings; developed spiral pipes, hollow spiral pipes, solid wall inner spiral pipes, hollow wall inner spiral pipes, hollow wall pipes and other series of drainage pipes that can reduce drainage noise. The pipes produced by our company are complete in specifications and complete in fittings, which can meet various design requirements.

Product Features:
  • The surface hardness and tensile strength of the pipe are excellent, and the safety factor of the pipe is high.

  • It has good anti-aging properties and its normal service life can reach more than 50 years.

  • The pipe has excellent corrosion resistance to inorganic acids, alkalis and salts, and is suitable for industrial sewage discharge and transportation.

  • The friction coefficient of the pipe is small, the water flow is smooth, it is not easy to be blocked, and the maintenance workload is small.

  • The material has a high oxygen index and is self-extinguishing. The linear expansion coefficient of the pipe is small, which is 0.07mm/℃, and the deformation is small due to temperature.

  • The thermal conductivity and elastic modulus are small, and the anti-freezing performance is excellent compared with cast iron drainage pipes.

  • The connection of pipes and fittings can be bonded, the construction method is simple, the operation is convenient, and the installation efficiency is high.

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