Galvanized Corrugated Steel Sheet
Galvanized corrugated steel sheet
Galvanized corrugated steel sheet is also called corrugated pipe culvert or corrugated metal pipe refers to the screw corrugated pipe buried in the road or under the railway culvert. It is circular corrugated pipe that composed of corrugated metal coils or semi-circular corrugated steel sheet.
Steel Pipe Specification
Name of product | Galvanized corrugated steel sheet |
Specification | INNER DIAMETER: 2000~10000MM |
OUTSIDE DIAMETER: ID+WT+D | |
WALL THICKNESS: 4~7.5MM | |
SPACING WAVE: 150~200MM | |
HEIGHT OF WAVE: 55MM | |
LENGTH: 300~1800MM or according to the customer's request | |
SYSTEM INTERFACE: Overlap connection | |
Technique | Hot dip galvanized |
Product Features
| Lightweight-can be nested for economical shipping |
High strength and durable | |
Long service life-capable of 100+years | |
Fast installation-economical, versatility, and flexibility | |
Environmentally | |
Application | 1. structral relines, road culverts. 2. storm sewers 3. stormwater detention systems 4. oil or gas transportation 5. fluid pipe 6. line pipe 7. drill pipe 8. boiler pipe 9. other uses we can produce according to customer requirement |
Surface treatment | galvanized or as per required by customer's |
Package | plastic caps on both ends, steel bundle or according to the customer's |
Delivery time | 10~30 days after receiving the deposit,depends on the order quantity |
contact | Tel: 86-15075889268 Skype: april-fang2015 What's App: 86-15075889268 |

Packing: Covered by ploy on pallets, or other packages suritable for seaworthy.
Shipping: Within one month after contract signed.

First Tower Co., Ltd. located in the famous China's largest production base. The capital is more than 5000 million RMB, with more than 400 existing stuff nowadays, covering an area of more than 60 acres. Our company is a combination of design, production, transportation, installation and maintenance. The main products are corrugated metal culverts, assembled corrugated culverts, iron tower,transmission line tower, telecomunication towers, etc.
Our products have passed ISO9001:2008 standard. Passing through SGS test, up to EN, ANSI and Austrilia standard.

Features | Benefits |
Long service life | Exceeds 100-years with proper specification that meets all AASHTO and ASTM pipe specifications |
Strength | Can handle fill heights in excess of 100 feet |
Versatile | Available in a wide variety of shapes and sizes; diameters from 450mm to 16000 mm |
Flexible | Forgiving during the rigors of installation and allows for steep slope applications |
Lightweight | Easier and less expensive to install than concrete pipe |
Quality Management system:
- ISO 9001:2008 certificate .
- Many steps guarantee no fissure, scar, overlap, layer or other defects, internal and external welding makes the pole more beautiful in shape
- Before production, all the material must be passed the chemical and physical analysis to make sure that they have met the requested strength and component.
Inspection system:
- Inpection team : Experienced engineers, technonolgy workers, advanced test equipments .
- Qulity system: GB/T19001-2008-ISO9001,GB/T 24001-2004-ISO 14001,GB/T28001-2001
- Manufacture standard: ASTM A123 or AS/NZS 4680:2006, AWS ( American Welding Society ) D 1.1 or Euro standard.


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