Half circle large span corrugated steel arch culvert for tunnel liner
Product Description
Payments：L/C, T/T
Delivery：20-30days
Origin：China
Packing：pallets
Inspection：BV,SGS
Samples：Free
Half circle large span corrugated steel arch culvert for tunnel liner are widely used in road culverts, highway culvert,bridge culvert, tunnel culvert and drainage pipe.
TECHNICAL SPEC:
1.Material of steel plate: Q235 or SS400
2.Thickness of steel plate:1.5mm-8mm
3.Pipe Diameter: 400mm-9000mm
4.Corrugation Size: 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/sqm)
7.The second anti-corrosion: usually asphalt(bitumen) coated or epoxy resin coated.
8.Using life:≥100years.
9.Standard: JTT 791-2010 ,or AASHTO M36.
TECHNICAL ADVANTAGES
1. High strength:1.5-3 times stronger than concrete
2. Light weight:1/15-1/5 weight of same specification concrete weight.
3. Long service life:normally more than 100 years
4. Low cost:when the span is larger than 1meter, the bigger the span is, the more obvious it shows
5. Convenient construction:no need of large machinery, only little manual operation.
6. Axial direction:can be used in a severe sedimentation area.
7. Shorten construction period for about half time, save labor charges.
8. avail to improving the structure of the soft soil foundation and the interlocking of the junction of the embankment, which improves the comfortableness of the car on the bridge.
9. Environmental, low carbon:Reduce or abandon normal construction materials, like concrete, yellow sand, cobblestone, and woods, which means a lot to environment.
10. Convenient maintenance, even no need to maintain under certain condition, lower the operating cost.
PACKING & DELIVERY
-Packing Details: Standard export packing or as customer's requirement
-Delivery Time: 4000m within 1 month
-Delivery Term: FOB Tianjin Xingang port or CIF customer’s port
