The type of drainpipe in project construction has a lot of, now drainpipe is commonly PP capable person is qualitative, perhaps be PVC capable person is qualitative, replaced on the world end to use more cast iron drainpipe, what advantage does that PVC drainpipe and cast iron pipe compare to rise to have?

　　In recent years, due to the impact of the country\s macroeconomic development, the development of the plastic pipe industry is very fast.In 2011, China\s total plastic pipe production has reached 10 million tons, and it is likely to reach 13.2 million tons in 2015.The market share of all kinds of plastic pipes has exceeded half and is still in a stable development period.

　　Plastic pipe material is a kind of building materials that applies more now, its characteristic is quality is lighter, installation is more convenient, this also is the mainest reason that gets wide approbate, the stable performance on thermal stability got the attention of the personage inside and outside the line additionally.

　　On October 31, the earth\s population rose to 7 billion, and with it came the challenges of 7 billion people in energy, food, water, health, housing and environment.In response to these challenges, the British plastics federation (BPF) believes that plastics applications will play an important role.