Dimension & Weight Diameter [d] (mm) 6 mm 7 mm 7.5 mm 8 mm 9 mm Weight (Kg/m) 0.222 0.302 0.347 0.394 0.499 Diameter [d] (mm) 9.5 mm 10 mm 11 mm 11.5 mm 12 mm Weight (Kg/m) 0.556 0.616 0.746 0.815 0.887 Diameter [d] (mm) 12.5 mm 13 mm 13.5 mm 14 mm 15 mm Weight (Kg/m) 0.963 1.041 1.123 1.208 1.387 Diameter [d] (mm) 16 mm 18 mm 20 mm 22 mm 25 mm Weight (Kg/m) 1.578 1.998 2.466 2.984 3.853 Diameter [d] (mm) 30 mm 32 mm 35 mm 38 mm 40 mm Weight (Kg/m) 5.549 6.313 7.552 8.903 9.864 Diameter [d] (mm) 45 mm 50 mm 60 mm 70 mm 80 mm Weight (Kg/m) 12.485 15.413 22.195 30.209 39.457