Vdi 2230 2021 May 2026

guideline, specifically the revision of Part 1, is the definitive international standard for the systematic calculation of high-strength bolted joints

Here is the story of how this technical standard governs the life of a single critical bolt. The Problem: The Heavyweight Champion vdi 2230 2021

Preload and Tightening: A significant emphasis is placed on the importance of preload and tightening procedures. Proper preload is essential for achieving the desired clamping force, which in turn affects the joint's performance and longevity. guideline, specifically the revision of Part 1, is

Updated Material & Torque Data: The 2021 version includes refined reference values for metric coarse and fine threads, as well as updated tightening torques for HV (high-strength) bolting and non-metal screws. Updated Material & Torque Data : The 2021

The 2021 revision introduces several critical updates that align the guideline with contemporary manufacturing and simulation standards: