0.71C-1.83Si-0.52Mn-0.5Cr-0.19Mo Steel

Steel name: 0.71C-1.83Si-0.52Mn-0.5Cr-0.19Mo
Diagram No.: 4974
Type of diagram: TTT
Chemical composition in weight %: 0.71% C, 1.83% Si, 0.52% Mn, 0.5% Cr, 0.005% P, 0.005% S, 0.19% Mo, 0.13% Cu, 0.02% Ni, 0.009% Al, 46 ppm N, 15 ppm O
Steel group: Silicon steels
Note: T-T-T diagram for a 1.83% silicon steel containing 0.71% carbon. The number swithin the diagrams indicate the amounts of transformation in percentage. The marks of LP, DP, UB, LB, Bs and Ms in the T-T-T diagram indicate lamellar pearlite, degenerate pearlite, upper bainite, lower bainite, bainite starting point and martensite starting point, respectively.
Reference: Yun Chul JUNG, et al., Bainite Transformation in a Silicon Steel, ISIJ International, Vol. 37 (1997), No. 8, pp. 789-796.

Transformation Diagram

Click the image to enlarge the diagram.

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