The microstructural evolution and precipitation hardening of an Elinvar alloy doped with Tiand Al during isothermal aging at 700℃ have been investigated by ato
The equilibrium constants between Sr-O,Ba-O and Sr-S,Ba-S in liquid iron at 1570℃ andthe interaction coefficients concerning these elements have been determine
A criterion restraining mehod adopted to the dynamic optimization for materials heat-ing process has been developed,by regarding it as controlled object of a re
The structure and morphology of as-cast Fe-13wt-% Mo-0.8wt-% C alloy have been ob-served under SEM and TEM.Few δ-eutectoid but certain minor eutectics appear i