M2x0.4 M2.5x0.45 M3x0.5 M3.5x0.6 M4x0.7 M5x0.8 M6x1.0 M8x1.25 M10x1.5 M12x1.75
Thread Size
Strength Class
0.17 0.36 0.57 1.0 1.3 2.7 4.5 11.0 21.8 38.1
4:6
4:8
5:6
5:8
6:6
8:8
9:8
10:9
12:9
0.17 0.36 0.76 1.0 1.8 3.6 6.0 14.0 29.0 50.8
0.17 0.36 0.71 1.0 1.7 3.3 5.7 13.8 27.3 47.6
0.17 0.36 0.95 1.0 2.2 4.5 7.6 18.4 36.4 64.0
0.17 0.36 0.85 1.0 2.0 4.0 6.8 16.5 32.8 57.0
0.31 0.65 1.5 1.8 3.5 7.1 12.1 29.4 58.3 101
0.31 0.65 1.7 1.8 4.0 8.0 13.6 33.1 66.0 114
0.42 0.86 2.1 2.4 5.0 10.0 17.0 41.3 82.0 143
0.42 0.86 2.6 2.4 6.0 12.0 20.4 49.6 98.0 171
This data relates to the metric coarse thread form only and are generic reference values that should be used as a starting point. Special attention should always be taken of any recommendations relating to the maximum tightening torque in the performance section of our product data.
Recommended tightening torques for metric threads
Tightening Torque values are in Nm
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STANDARD RECOMMENDED MAXIMUM TIGHTENING TORQUES FOR METRIC THREADS
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