fitting constants |
the minimum creep rate |
material constants |
the final creep rate |
the number of test data |
constants which depend on stress and
temperature |
stress exponent of K-R model |
applied stress |
stress exponent of L-M model |
material constants |
material constants of L-M model |
threshold stress |
apparent activation energy |
ultimate tensile
strength |
universal gas constant |
damage |
creep temperature |
damage rate |
rupture time |
initial damage |
normalized time of 1st step load |
the analytical
damage |
normalized time of 2nd step load |
the
experimental damage |
initial time |
|