Calculate tightening torque, preload and surface pressure for hex head and socket head screws.

Based on VDI 2230:2014 

 

Screw Type


Clearance Hole ISO 273


Data
Data used in calculation
N/mm²
mm
mm
mm
mm
mm
mm²
Result
Maximum allowable tightening torque: Nm
Maximum possible preload: kN
Maximum surface pressure under screw head/nut: N/mm²

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