Appendix 2

Conversion Factors

Unit Conversion Tables

The following tables show conversion factors to convert most of the units used in this book from SI units to various English units. SI units are the International System of Units (abbreviated SI from Système Internationale d’Unités, the French version of the name). The conversion factors are reported only to four significant figures.

Pressure, Stress, Modulus

Convert fromConvert toMultiply by
gigapascal (GPa)MPa1000
kilopascal (kPa)atmosphere, standard (atm)0.009869
kilopascal (kPa)bar (bar)0.01
kilopascal (kPa)kilogram-force per square centimeter (kgf/cm²)0.01020
kilopascal (kPa)pound-force per square inch (psi) (lbf/in²)0.1450
megapascal (MPa)kilogram-force per square millimeter (kgf/mm²) ...

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