Comprehensive and profound understanding of HDPE double-wall corrugated pipe
Comprehensive and profound understanding of HDPE double-wall corrugated pipe HDPE double-wall corrugated pipe, referred to as PE corrugated pipe, was first developed successfully in Germany in the early 1980s. After more than ten years of development and improvement, it has developed from a single variety to a complete product series. It has been very mature in production technology and use techn