Post time: Aug-05-2019
|Project subject: Highways Construction in South Africa
Project introduction:Highway structure mainly refers to the concrete construction of subgrade, such as: culvert, channel, bridge (not overpass), ditches and water drainage ditches, concrete slope protection, concrete slope drainage (jet trough), the retaining wall.
Product name: ERW
Specification: API 5L,GR.B 219*6.75