All carbon steel that is used in tools, springs,
and machine parts where tempering is necessary undergoes
three distinct heat treatments: first, heating for forging;
second, heating for hardening; and third, heating
for tempering.
Published December 1914. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Published June 1918. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog