55Si3Mn2CrMoVNb Steel

Steel name: 55Si3Mn2CrMoVNb
Diagram No.: 8215
Type of diagram: TTT
Chemical composition in weight %: 0.56% C, 2.50% Si, 1.70% Mn, 0.015% P, 0.006% S, 0.50% Cr, 0.21% Mo, 0.12% V, 0.05% Nb
Steel group: Structural steels
Note: Austenitizing temperature: 900 C, holding time: 600 min. (a) Kinetics curves of austenite transformation and (b) TTT-diagram of steel 55Si3Mn2CrMoVNb with schedules of bainitizing heat treatment used in work.
Reference: Not shown in this demo version.

Transformation Diagrams

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