Within the range of 77 to 295 K,the strength and plastieity of 18Ni maraging steel increasewith decreasing temperature and decrease with increasing hydrogen con
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