Development of plastic pipes

China has been producing and applying plastic pipes for nearly 40 years, but it has been a remarkable development in the last 10 years. According to relevant statistics, the annual output of domestic plastic pipes and fittings has increased from 200,000 tons to 600,000 tons in the past 10 years, with an average annual growth rate of about 20%. According to relevant information, the application fields of plastic pipes can be divided into eight aspects: indoor water supply pipes, building water supply pipes, building drainage pipes, buried drainage pipes, gas pipes, electrical casings, agricultural pipes, industrial pipes, etc. Among them, the construction and drainage pipes have the fastest development, and the development of secondary and agricultural pipes is also relatively good. The development of buried drainage pipes and gas pipes is quite different from that of foreign countries.
However, the development of pipe fittings such as plastic valves in China and the development of pipes are relatively backward. According to the relevant expert theory, the reasonable proportion of pipe and fittings for construction should be 8:1. However, according to the statistics of 1998, the production capacity ratio of plastic pipes and fittings for construction in China is about 20:1. The production capacity of plastic pipe fittings has increased slightly in recent years, but it is still very unbalanced. The producers of plastic pipe fittings are mostly small enterprises, and there are few large and medium-sized enterprises.

Jiuzhi Plastics Network

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