eutectoid,

the xrd pattern of the samples synthesized by the eutectoid
metal - designation & properties
(cementite) 1600 1400 1200 1000 800 600 400 1 2 3 eutectoid
金属工艺学课件 共析钢 eutectoid steel 含碳量 0.77%的钢.
alloy system: fe-fe3c phase diagram microstructure of eutectoid