Visualizers
Drawn to scale and dimensioned. Each one draws from a calculator's live inputs and carries its own sources and sign-off.
- Visualizer
Preload sensitivity to the nut factor
The preload a calculated tightening torque actually gives when the real nut factor differs from the one assumed, against proof load and minimum yield.
Cites ISO 898-1:2013
Rev B, 2026-10-02
- Visualizer
Preload stress against the class's strengths
The stress the calculated preload puts in the tensile stress area, on a schematic stress–strain curve against the property class's stress under proof load, minimum yield and minimum tensile strength.
Cites ISO 898-1:2013
Rev A, 2026-10-20
- Visualizer
Thread geometry and the stress area
The ISO 68-1 basic profile of the selected metric thread, drawn to scale, with d, d2, d1, d3 and the pitch dimensioned, and the tensile stress area As shown as the circle of equal area.
Cites ISO 68-1:2023ISO 724:2023ISO 898-1:2013
Rev A, 2026-09-26