large diameter corrugated steel arch culvert pipe

1. High strength: 1.5 to 3 times stronger than cement pipe.
2. Light in weight: only 1 / 15 ~ 1 / 5 of the cement pipe with the same diameter.
3. Long service life: service life is more than 100 years.
4. Low cost: when the span (diameter)≥1m, the bigger the span is, the greater the economic benefits will be.
5. Convenient in construction: no need large machineries, only a little hand works is required on site.
6. Good axial flexibility: suitable for the places where the foundation settlement is serious.

7. The construction period can be shortened in half, hence saving labor costs..