Bolt Size |
TPI |
Proof Load (lbs) |
Clamp Load (lbs) |
Tightening Torque (ft.lbs) |
||
Oil |
Zinc |
Plain |
||||
3mm | 0.5 | 1097 | 823 | 1.2 | 1.4 | 1.6 |
3.5mm | 0.6 | 1479 | 1109 | 1.9 | 2.2 | 2.5 |
4mm | 0.7 | 1915 | 1436 | 2.8 | 3.2 | 3.8 |
5mm | 0.8 | 3102 | 2327 | 5.7 | 6.5 | 7.6 |
6mm | 1 | 4384 | 3288 | 9.7 | 11 | 12.9 |
7mm | 1 | 6294 | 4721 | 16.3 | 18.4 | 21.7 |
8mm | 1.25 | 7980 | 5985 | 23.6 | 26.7 | 31.4 |
10mm | 1.5 | 12656 | 9492 | 46.7 | 52.9 | 62.3 |
12mm | 1.75 | 18389 | 13791 | 81.4 | 92.3 | 108.6 |
14mm | 2 | 25178 | 18883 | 130.1 | 147.5 | 173.5 |
16mm | 2 | 34170 | 25627 | 201.8 | 228.7 | 269 |
18mm | 2.5 | 41813 | 31360 | 277.8 | 314.8 | 370.4 |
20mm | 2.5 | 53502 | 40127 | 394.9 | 447.6 | 526.6 |
22mm | 2.5 | 66091 | 49568 | 536.6 | 608.2 | 715.5 |
24mm | 3 | 76882 | 57661 | 681 | 771.8 | 908 |
27mm | 3 | 100036 | 75027 | 996.8 | 1129.7 | 1329.1 |
30mm | 3.5 | 122291 | 91718 | 1354.1 | 1534.7 | 1805.5 |
33mm | 3.5 | 151290 | 113468 | 1842.7 | 2088.4 | 2457 |
36mm | 4 | 178042 | 133531 | 2365.7 | 2681.1 | 3154.2 |
39mm | 4 | 212886 | 159664 | 3064.4 | 3472.9 | 4085.8 |