Bolt & Thread Calculators contains the following calculators.

Bolt/Pin in Single Shear
Bolt/Pin in Double Shear
Thread Shear Area (ISO 898)
External Thread Shear Area
Internal Thread Shear Area
Thread Tensile Stress Area
Thread Tensile Stress Area (for more than 100,000 psi material)
Thread Tensile Stress Area (for less than 100,000 psi material)
Minimum Thread Engagement
Minimum Thread Engagement (ISO)
Fastener/Thread Pitch Circle
Fastener/Thread Ratio and Length
Torque Wrench Adapter - Reduced Arm Calculator
Torque Wrench Adapter - Extended Arm Calculator
Axial Clamp Force
Thread Yield & Tensile Strength
Self Tapping Screw Pull-Out and Torque
Screw Work Gear Axial Force

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