Fig. 1: Microstructures of the developed steels obtained at different heat treatment temperatures.

SEM-BSE images for the a–d 13Cr and g–h 16Cr steels heat treated at a, g 800 °C, b, f 900 °C, c, g 1000 °C, and d, h 1100 °C.

SEM-BSE images for the a–d 13Cr and g–h 16Cr steels heat treated at a, g 800 °C, b, f 900 °C, c, g 1000 °C, and d, h 1100 °C.