Two Plates Assembly Corrugated Steel Pipe Culvert
1.Material of steel plate: Q235 or SS400
2.Thickness of steel plate:1.5mm-8mm
3.Pipe Diameter: 400mm-9000mm
4.Corrugation: 68*13,125*25, 150*50, 200*55, 300*110, 380*140, 400*150
5.Depth of fill: 1.5-60m
6.Anti-corrosion treatment: hot dip galvanized ≥84μm（610g/㎡）
7.The second anti-corrosion: usually asphalt(bitumen) coated or epoxy resin coated.
8.Using life:≥100 years.
9.Standard: JTT 791-2010 ,or AASHTO M36.