NominaldiameterGeneral boltStrength classification 4.8M 4 T 4.8tib3yb-001N-m kgf-cm lb-inM5 3 - 5 30.59 - 50.99 26.55 - 44.26M6 7 - 9 71.38 - 91.77 61.96 - 79.66M8 14 - 19 142.76 - 193.74 123.91 - 168.17M10 29 - 38 295.71 - 387.49 256.68 - 336.34M12 52 - 67 530.24 - 683.20 460.25 - 593.02M14 70 - 94 713.79 - 958.52 619.57 - 831.99M16 88 - 112 897.34 - 1142.06 778.89 - 991.31M18 116 - 144 1,182.85 - 1,468.37 1,026.72 - 1,274.54M20 147 - 183 1,498.96 - 1,866.05 1,301.10 - 1,619.73M22 295 3,008.12 2,611.05M24 370 3,772.89 3,274.87M27 550 5,608.35 4,868.05M30 740 7,545.78 6,549.74NominaldiameterHeat-treated boltStrength classification 8.8 Strength classification 10.98 T 8.88tib3yb-00211T 10.911tib3yb-003N-m kgf-cm lb-in N-m kgf-cm lb-inM5 5 - 7 50.99 - 71.38 44.26 - 61.96 7 - 10 71.38 - 101.97 61.96 - 88.51M6 8 - 11 81.58 - 112.17 70.81 - 97.36 14 - 18 142.76 - 183.55 123.91 - 159.32M8 23 - 29 234.53 - 295.71 203.57 - 256.68 28 - 38 285.52 - 387.49 247.83 - 336.34M10 45 - 57 458.87 - 581.23 398.30 - 504.51 58 - 76 591.43 - 774.97 513.36 - 672.68M12 67 - 85 683.20 - 866.75 593.02 - 752.34 104 - 134 1,060.49 - 1,366.40 920.50 - 1186.03M14 106 - 134 1,080.88 - 1,366.40 938.21 - 1,186.03 140 - 188 1,427.58 - 1,917.04 1,239.14 - 1,663.99M16 152 - 188 1,549.94 - 1,917.04 1,345.35 - 1,663.99 210 - 260 2,141.37 - 2,651.22 1,858.71 - 2,301.26M18 200 - 240 2,039.40 - 2,447.28 1,770.20 - 2,124.24 280 - 340 2,855.16 - 3,466.98 2,478.28 - 3,009.34M20 245 - 295 2,498.27 - 3,008.12 2,168.50 - 2,611.05 370 - 450 3,772.89 - 4,588.65 3,274.87 - 3,982.95M22 - - - 530 5,404.41 4,691.03M24 - - - 670 6,831.99 5,930.17M27 - - - 1,000 10,197.00 8,851.00M30 - - - 1,340 14,628.78 11,860.34Note:The same values are applied to "fine screw thread."SP05AHandling InstructionsPage 4-14 Tightening torques