Bolt Pretension / External Load

Interactive training visualization of a preloaded bolted joint under external tensile load
Training / visualization tool. The calculation engine is executed on a private server. This public page contains the interface and graphics, but not the core calculation formulas.
Load–displacement diagram
Bolt line Plate line External force Bolt preload Preload extension Preload vertical
Joint visualization
Bolt stiffness kb
—
N/mm
Plate stiffness kp
—
N/mm
Stiffness ratio φ
—
Separation load
—
N
Clamp load
—
N
Bolt tensile load
—
N
Bolt displacement
—
mm
Bolt stress
—
MPa