From the iron-carbon phase diagram, which of the following phasesphase combinations is present for a steel composition of 0.7wt -未来题库

From the iron-carbon phase diagram, which of the following phasesphase combinations is present for a steel composition of 0.7wt

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From the iron-carbon phase diagram, which of the following phases/phase combinations is present for a steel composition of 0.7wt % C at 700°C

A.Pearlite Cementite

B.α Pearlite

C.α Cementite

D.γ Cementite

正确答案：α Pearlite；α Cementite

Tags:phase combinations ironcarbon

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