https://mechcalc.net/blog/en/tags/bolt-strength-check/ Recent content in Bolt Strength Check on MechCalc how-to Guide https://mechcalc.net/blog/og-default.png https://mechcalc.net/blog/og-default.png Hugo en Mon, 20 Apr 2026 17:00:00 +0200 https://mechcalc.net/blog/en/posts/vdi2230-07-strength-check-r7-r13/ Mon, 20 Apr 2026 17:00:00 +0200 https://mechcalc.net/blog/en/posts/vdi2230-07-strength-check-r7-r13/ The lower half of the VDI 2230 calculation chain — six strength checks (assembly stress, service stress, fatigue, bearing pressure, engagement depth, slip) plus the tightening torque R13. Each check's physical meaning, formula and safety factor explained one by one.