The steel strips are used for armouring of underground cables. It include hot-dipped galvanized and electric galvanized technology. Specification as follows, Thickness: 0.2mm~2.8mm, Tolerance: +/- 0.03mm Width: 30mm to 630mm Zinc coating: 20G/M2 to 275G/M2, double sides Inside diameter: ≥ 200mm Outside diameter: ≤ 1500mm Tension strength: 270~500 MPa Elongation: ≥ 19% Packing: Wrapped by plastic film and waterproof paper, then fastened on wooden pallet. We can also produce as customer's request. Any inquiry welcome to contact me.