Bolt Size |
TPI |
Proof Load
|
Clamp Load
|
Tightening Torque (ft.lbs) |
||
Oil |
Zinc |
Plain |
||||
3mm | 0.5 | 940 | 705 | 1 | 1.2 | 1.4 |
3.5mm | 0.6 | 1266 | 949 | 1.6 | 1.9 | 2.2 |
4mm | 0.7 | 1639 | 1229 | 2.4 | 2.7 | 3.2 |
5mm | 0.8 | 2653 | 1989 | 4.9 | 5.5 | 6.5 |
6mm | 1 | 3754 | 2816 | 8.3 | 9.4 | 11.1 |
7mm | 1 | 5395 | 4046 | 13.9 | 15.8 | 18.6 |
8mm | 1.25 | 6834 | 5125 | 20.2 | 22.9 | 26.9 |
10mm | 1.5 | 10813 | 8110 | 39.9 | 45.2 | 53.2 |
12mm | 1.75 | 15736 | 11802 | 69.7 | 79 | 92.9 |
14mm | 2 | 21468 | 16101 | 110.9 | 125.7 | 147.9 |
16mm | 2 | 29224 | 21918 | 172.6 | 195.6 | 230.1 |
18mm | 2.5 | 35743 | 26807 | 237.4 | 269.1 | 316.6 |
20mm | 2.5 | 45634 | 34226 | 336.9 | 381.8 | 449.2 |
22mm | 2.5 | 56650 | 42487 | 460 | 521.3 | 613.3 |
24mm | 3 | 65866 | 49400 | 583.4 | 661.2 | 777.9 |
27mm | 3 | 85649 | 64237 | 853.5 | 967.3 | 1138 |
30mm | 3.5 | 104757 | 78568 | 1160 | 1314.6 | 1546.6 |
33mm | 3.5 | 129485 | 97114 | 1577.1 | 1787.4 | 2102.8 |
36mm | 4 | 152414 | 114311 | 2025.2 | 2295.2 | 2700.2 |
39mm | 4 | 182088 | 136566 | 2621 | 2970.5 | 3494.7 |