BOLT (Nominal diameter)
NUT (Nominal diameter)
BOLT (Nominal diameter) | NUT (Nominal diameter) | ||
| |
BOLT/NUT Thin screw | Torque Nm (kg.m, Ib-ft) | |||
Nominal diameter. (mm) | Pitch [mm (in.) ] | 4T | 8T | 10T |
 |  |  |  | |
M5 | 0.8 (0.031) | 2.0 ~ 3.0 (0.2 ~ 0.3, 1.4 ~ 2.2) | 4.9 ~ 6.9 (0.5 ~ 0.7, 3.6 ~ 5.1) | 7.8 ~ 10.8 (0.8 ~ 1.1, 5.8 ~ 8.0) |
M6 | 1 (0.039) | 2.9 ~ 4.9 (0.3 ~ 0.5, 2.2 ~ 3.6) | 8.8 ~ 12.7 (0.9 ~ 1.3, 6.5 ~ 9.4) | 13.7 ~ 18.6 (1.4 ~ 1.9, 10.1 ~ 13.7) |
M8 | 1.25 (0.049) | 8.8 ~ 11.8 (0.9 ~ 1.2, 6.5 ~ 8.7) | 22.6 ~ 30.4 (2.3 ~ 3.1, 16.6 ~ 22.4) | 33.3 ~ 44.1 (3.4 ~ 4.5, 24.6 ~ 32.5) |
M10 | 1.5 (0.059) | 16.7 ~ 22.6 (1.7 ~ 2.3, 12.3 ~ 16.6) | 45.1 ~ 60.8 (4.6 ~ 6.2, 33.3 ~ 44.8) | 65.7 ~ 88.3 (6.7 ~ 9.0, 48.5 ~ 65.1) |
M12 | 1.75 (0.068) | 29.4 ~ 39.2 (3.0 ~ 4.0, 21.7 ~ 28.9) | 78.5 ~ 105.9 (8.0 ~ 10.8, 57.9 ~ 78.1) | 114.7 ~ 154.9 (11.7 ~ 15.8, 84.6 ~ 114.3) |
M14 | 2 (0.078) | 47.1 ~ 63.7 (4.8 ~ 6.5, 34.7 ~ 47.0) | 125.5 ~ 169.7 (12.8 ~ 17.3, 92.6 ~ 125.1) | 183.4 ~ 249.1 (18.7 ~ 25.4, 135.3 ~ 183.7) |
M16 | 2 (0.078) | 73.5 ~ 100.0 (7.5 ~ 10.2, 54.2 ~ 73.8) | 197.1 ~ 266.7 (20.1 ~ 27.2, 145.4 ~ 196.7) | 288.3 ~ 390.3 (29.4 ~ 39.8, 212.7 ~ 287.9) |
M20 | 2.5 (0.098) | 144.2 ~ 195.2 (14.7 ~ 19.9, 106.3 ~ 143.9) | 396.2 ~ 535.4 (40.4 ~ 54.6, 292.2 ~ 394.9) | 565.8 ~ 764.9 (57.7 ~ 78.0, 417.3 ~ 564.2) |
M24 | 3 (0.118) | 249.1 ~ 337.3 (25.4 ~ 34.4, 183.7 ~ 248.8) | 687.4 ~ 929.7 (70.1 ~ 94.8, 507.0 ~ 685.7) | 975.8 ~ 1320.0 (99.5 ~ 134.6, 719.7 ~ 973.6) |
M30 | 3.5 (0.137) | 499.2 ~ 674.7 (50.9 ~ 68.8, 368.2 ~ 497.6) | 1372.9 ~ 1858.4 (140.0 ~ 189.5, 1012.6 ~ 1370.7) | 1956.4 ~ 2647.8 (199.5 ~ 270.0, 1443.0 ~ 1952.9) |
BOLT/NUT Thin screw | Torque Nm (kg.m, Ib-ft) | |||
Nominal diameter. (mm) | Pitch [mm (in.) ] | 4T | 8T | 10T |
| | | | |
M5 | 0.5 (0.019) | 2.0 ~ 3.0 (0.2 ~ 0.3, 1.4 ~ 2.2) | 5.9 ~ 8.8 (0.6 ~ 0.9, 4.3 ~ 6.5) | 8.8 ~ 12.7 (0.9 ~ 1.3, 6.5 ~ 9.4) |
M6 | 0.75 (0.029) | 3.9 ~ 4.9 (0.4 ~ 0.5, 2.9 ~ 3.6) | 9.8 ~ 13.7 (1.0 ~ 1.4, 7.2 ~ 10.1) | 14.7 ~ 20.6 (1.5 ~ 2.1, 10.8 ~ 15.2) |
M8 | 1 (0.039) | 8.8 ~ 11.8 (0.9 ~ 1.2, 6.5 ~ 8.7) | 24.5 ~ 32.4 (2.5 ~ 3.3, 18.1 ~ 23.9) | 35.3 ~ 48.1 (3.6 ~ 4.9, 26.0 ~ 35.4) |
M10 | 1.25 (0.049) | 17.7 ~ 23.5 (1.8 ~ 2.4, 13.0 ~ 17.4) | 47.1 ~ 63.7 (4.8 ~ 6.5, 34.7 ~ 47.0) | 69.6 ~ 94.1 (7.1 ~ 9.6, 51.4 ~ 69.4) |
M12 | 1.25 (0.049) | 32.4 ~ 44.1 (3.3 ~ 4.5, 23.9 ~ 32.5) | 86.3 ~ 117.7 (8.8 ~ 12.0, 63.7 ~ 86.8) | 127.5 ~ 172.6 (13.0 ~ 17.6, 94.0 ~ 127.3) |
M14 | 1.5 (0.059) | 51.0 ~ 69.6 (5.2 ~ 7.1, 37.6 ~ 51.4) | 136.3 ~ 185.3 (13.9 ~ 18.9, 100.5 ~ 136.7) | 201.0 ~ 271.6 (20.5 ~ 27.7, 148.3 ~ 200.4) |
M16 | 1.5 (0.059) | 79.4 ~ 107.9 (8.1 ~ 11.0, 58.6 ~ 79.6) | 211.8 ~ 286.4 (21.6 ~ 29.2, 156.2 ~ 211.2) | 311.8 ~ 421.7 (31.8 ~ 43.0, 230.0 ~ 311.0) |
M20 | 1.5 (0.059) | 163.8 ~ 221.6 (16.7 ~ 22.6, 120.8 ~ 163.5) | 448.2 ~ 607.0 (45.7 ~ 61.9, 330.5 ~ 447.7) | 639.4 ~ 864.9 (65.2 ~ 88.2, 471.6 ~ 638.0) |
M24 | 2 (0.078) | 276.5 ~ 373.6 (28.2 ~ 38.1, 204.0 ~ 275.6) | 759.0 ~ 1026.8 (77.4 ~ 104.7, 559.8 ~ 757.3) | 1080.7 ~ 1462.2 (110.2 ~ 149.1, 797.1 ~ 1078.4) |
M30 | 2 (0.078) | 562.9 ~ 762.0 (57.4 ~ 77.7, 415.2 ~ 562.0) | 1553.4 ~ 2102.5 (158.4 ~ 214.4, 1145.7 ~ 1550.8) | 2210.4 ~ 2991.0 (225.4 ~ 305.0, 1630.3 ~ 2206.1) |
Flange BOLT (Nominal diameter) | Flange NUT (Nominal diameter) | ||
 |  |
Flange BOLT/NUT Normal screw | Torque Nm (kg.m, Ib-ft) | |||
Nominal diameter. (mm) | Pitch [mm (in.) ] | 4T | 8T | 10T |
|  |  |  | |
M5 | 0.8 (0.031) | 2.0 ~ 2.9 (0.2 ~ 0.3, 1.4 ~ 2.2) | 5.9 ~ 7.8 (0.6 ~ 0.8, 4.3 ~ 5.8) | 8.8 ~ 11.8 (0.9 ~ 1.2, 6.5 ~ 8.7) |
M6 | 1 (0.039) | 3.9 ~ 4.9 (0.4 ~ 0.5, 2.9 ~ 3.6) | 9.8 ~ 13.7 (1.0 ~ 1.4, 7.2 ~ 10.1) | 14.7 ~ 19.6 (1.5 ~ 2.0, 10.8 ~ 14.5) |
M8 | 1.25 (0.049) | 8.8 ~ 11.8 (0.9 ~ 1.2, 6.5 ~ 8.7) | 24.5 ~ 32.4 (2.5 ~ 3.3, 18.1 ~ 23.9) | 35.3 ~ 48.1 (3.6 ~ 4.9, 26.0 ~ 35.4) |
M10 | 1.5 (0.059) | 17.7 ~ 24.5 (1.8 ~ 2.5, 13.0 ~ 18.1) | 48.1 ~ 65.7 (4.9 ~ 6.7, 35.4 ~ 48.5) | 70.6 ~ 96.1 (7.2 ~ 9.8, 52.1 ~ 70.9) |
M12 | 1.75 (0.068) | 31.4 ~ 43.1 (3.2 ~ 4.4, 23.1 ~ 31.8) | 84.3 ~ 113.8 (8.6 ~ 11.6, 62.2 ~ 83.9) | 123.6 ~ 167.7 (12.6 ~ 17.1, 91.1 ~ 123.7) |
M14 | 2 (0.078) | 51.0 ~ 68.6 (5.2 ~ 7.0, 37.6 ~ 50.6) | 135.3 ~ 182.4 (13.8 ~ 18.6, 99.8 ~ 134.5) | 198.1 ~ 268.7 (20.2 ~ 27.4, 146.1 ~ 198.2) |
M16 | 2 (0.078) | 79.4 ~ 107.9 (8.1 ~ 11.0, 58.6 ~ 79.6) | 212.8 ~ 288.3 (21.7 ~ 29.4, 157.0 ~ 212.7) | 311.8 ~ 421.7 (31.8 ~ 43.0, 230.0 ~ 311.0) |
Flange BOLT/NUT Thin screw | Torque Nm (kg.m, Ib-ft) | |||
Nominal diameter. (mm) | Pitch [mm (in.) ] | 4T | 8T | 10T |
| | | | |
M5 | 0.5 (0.019) | 2.9 ~ 2.9 (0.3 ~ 0.3, 2.2 ~ 2.2) | 6.9 ~ 8.8 (0.7 ~ 0.9, 5.1 ~ 6.5) | 9.8 ~ 13.7 (1.0 ~ 1.4, 7.2 ~ 10.1) |
M6 | 0.75 (0.029) | 3.9 ~ 5.9 (0.4 ~ 0.6, 2.9 ~ 4.3) | 10.8 ~ 14.7 (1.1 ~ 1.5, 8.0 ~ 10.8) | 16.7 ~ 21.6 (1.7 ~ 2.2, 12.3 ~ 15.9) |
M8 | 1 (0.039) | 9.8 ~ 12.7 (1.0 ~ 1.3, 7.2 ~ 9.4) | 26.5 ~ 35.3 (2.7 ~ 3.6, 19.5 ~ 26.0) | 38.2 ~ 52.0 (3.9 ~ 5.3, 28.2 ~ 38.3) |
M10 | 1.25 (0.049) | 19.6 ~ 25.5 (2.0 ~ 2.6, 14.5 ~ 18.8) | 51.0 ~ 68.6 (5.2 ~ 7.0, 37.6 ~ 50.6) | 75.5 ~ 102.0 (7.7 ~ 10.4, 55.7 ~ 75.2) |
M12 | 1.25 (0.049) | 35.3 ~ 48.1 (3.6 ~ 4.9, 26.0 ~ 35.4) | 94.1 ~ 126.5 (9.6 ~ 12.9, 69.4 ~ 93.3) | 138.3 ~ 186.3 (14.1 ~ 19.0, 102.0 ~ 137.4) |
M14 | 1.5 (0.059) | 55.9 ~ 75.5 (5.7 ~ 7.7, 41.2 ~ 55.7) | 148.1 ~ 200.1 (15.1 ~ 20.4, 109.2 ~ 147.6) | 216.7 ~ 293.2 (22.1 ~ 29.9, 159.8 ~ 216.3) |
M16 | 1.5 (0.059) | 86.3 ~ 116.7 (8.8 ~ 11.9, 63.7 ~ 86.1) | 229.5 ~ 309.9 (23.4 ~ 31.6, 169.3 ~ 228.6) | 336.4 ~ 455.0 (34.3 ~ 46.4, 248.1 ~ 335.6) |
The torques shown in the table are standard values under the following conditions.
Nuts and bolts are made of galvanized steel bar.
Galvanized plain steel washers are inserted.
All nuts, bolts and plain washers are dry.
The torques shown in the table are not applicable.
When spring washers, toothed washers and the like are inserted.
If plastic parts are fastened.
If self-tapping screws or self-locking nuts are used.
If threads and surfaces are coated with oil.
