Le Bolt Safety Factor Calculator is a practical engineering tool designed to help engineers, designers, technicians, and students quickly evaluate the safety margin of a bolted connection. By entering key parameters such as bolt tensile stress area, material yield strength, preload, and applied axial load, the calculator estimates bolt tensile stress and the resulting safety factor. This Bolt Safety Factor Calculator is ideal for preliminary bolt sizing, mechanical design checks, equipment engineering, and bolted joint analysis, helping users make faster and more informed design decisions.

Paramètres d'entrée

Bolt Geometry
mm
Tensile Stress Area, At
mm2
mm

UNt = pi/4 x (d – 0.9382P)2 (ISO metric)

Bolt Material
MPa
Applied Loads
N
N

Résultats des calculs

Bolt Safety Factor
–

These ranges are general guidance only and are not universal design requirements.

Tensile Stress Area –
Additional Bolt Load (dFb) –
Total Bolt Tensile Load (Fb) –
Bolt Tensile Stress (σb) –
Bolt Yield Strength (Sy) –