The types of the steel corrugated pipe culvert
forming technology.
1.Hydraulic forming steel corrugated pipe culvert. The methods of the hydraulic forming is the most common used. The production of the minor diameter corrugated pipe are often with the method of liquid pressure in the tube blank.
2.Rolling forming steel corrugated pipe culvert. This methods is usually applied to process the steel corrugated pipe culvert with large scale.
4.Welding forming steel corrugated pipe culvert. It is mainly applied for the oversize culvert pipe.