What's the relationship between cooling rate of melt and
undercooling ( Supercooling ) ??
does undercooling ( Supercooling ) increase when cooling rate of melt increases ??
If there 's no general rule in this subject, What's the relationship between cooling rate of melt and undercooling...
could someone explain how "post weld heat treatment (PWHT)" is done ?
and if someone has clip(s) or picture(s) about this topic please Introduce me…tank you