Galvanized integral metal bellows, also known as metal corrugated pipe culvert, metal culvert pipe, steel bellows, steel corrugated plate channel, metal corrugated plate channel, corrugated steel pipe.

Bellows, galvanized integral metal corrugated pipe , escape lines

Advantages: high strength, long service life of up to 100 years is greater than the socket life of 10~20 years, the surface of hot dip galvanized process has created the corrosion resistance of metal bellows;

Compared with socket pipe (cement pipe), it is light in weight and convenient in transportation.

Application: drainage of river course, railway, tunnel, etc.

Specification: 1 meter caliber to 8 meters caliber.

Thickness 3.0 national standard;

The number of fills determines the thickness.