AISI M2 Steels

Steel name: AISI M2
Diagram No.: 8303
Type of diagram: TTT
AISI/SAE designation: AISI M2
Chemical composition in weight %: 0.78-0.88% C, 0.20-0.45% Si, 0.15-0.40% Mn, 3.75-4.5% Cr, 4.50-5.50% Mo, <0.30% Ni, 1.75-2.20% V, 5.50-6.7% W
Steel group: High speed steels
Note: Time-temperature-transformation diagram for M2 high-speed tool steel that was annealed prior to quenching. Austenitizing temperature was 1230°C (2250°F), and critical temperature was 830 °C (1530°F).
Reference: Not shown in this demo version.

Transformation Diagram


Click the image to enlarge the diagram.

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