Mechanical
Metric bolted joints — preload, tightening torque, fatigue, joint stiffness, and thread stripping per ISO 724 and EN ISO 898-1.
Engineering Calculators
Choose a category to browse available tools. Mechanical calculators cover bolted joints and fasteners; structural calculators are in development.
Structural
Steel design tools — beam deflection, fillet welds, and related checks per Eurocode. More calculators will be added here.