[object Object]Engineering Information, Conversions and Calculations

Bolt Ultimate Strength Calculator

The Calculators below can be used to calculate the ultimate (breaking) load of bolts.

This uses the equations from ANSI B1 1-1974 and B18.3.1-1978 which calculates the area carrying the tensile load from the mean of the pitch diameter and the minor diameter.

Results are in Newtons. To convert these you can use our unit conversion calculator.

BOLT ULTIMATE STRENGTH CALCULATOR (METRIC THREADS)

Select your Bolt Size and Grade, your result will be calculated.

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BOLT ULTIMATE STRENGTH CALCULATOR (UNIFIED THREADS)

Select your Bolt Size and Grade, your result will be calculated.

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BOLT ULTIMATE STRENGTH CALCULATOR (BSW + BSF THREADS)

Select your Bolt Size and Grade, your result will be calculated.

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BOLT ULTIMATE STRENGTH CALCULATOR (BA THREADS)

Select your Bolt Size and Grade, your result will be calculated.

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