y according to the EN 10138/4/979 or BS 5896/80
-Nominal tensile strength: 1570 N/mm2
-Yield limit : 1420 N/mm2
-Guaranteed Yield point: at 0.2 % of permanent elongation 1380 N/mm2.
-Deflections : Max. 12 mm in 1 meter long.
-Diameter tolerance : 7 mm 0.05 mm
-Relaxation: Class 1 or Class 2
-Weight of Coil : manufacturer Choice , preferable less than 1000 Kg.
-Coil nominal inner diameter: 1800-2000 mm.
-Coil nominal outer diameter: abou 2200 mm.
-Indenta