Institute;
of;
Rheological;
Mechanics;
and;
Material;
Engineering,Central;
South;
University;
of;
Forestry;
and;
Technology;
Swan;
College;
of;
Central;
South;
University;
of;
Forestry;
and;
Technology;
carbon; constructional; quality; steel; creep; under; high; temperature; constitutive; equation; integral; core; function; viscosity;