Factory Price Metal Corrugated Duct Dia 50mm in Precast Construction
| Type | Round and Flat Corrugated Ducts; |
| Inner Dia(d) | 40mm-160mm; Φ40 Φ50 Φ55 Φ70 Φ80 Φ90 Φ100 Φ120 |
| Outer Dia(D) | Φ60/Φ66 Φ75/Φ81 Φ85/Φ91 Φ95/Φ101Φ105/Φ114 |
| Length: | 5.8M/PCS, 6M/PCS, 12M/PCS |
| Thickness(s) | 0.25cm 0.3cm 0.4cm |
| Color |
For Metal Duct: Black, Hot Dip Galvanized Surface |
| Application: | It's mainly used as the prestressed concrete structure, such as the large span railway and highway, bridge, crane girders, rock-soil anchoring engineering, multi-floor industrual plant, coal, sports venues. etc. |