3140 Steel

Steel name: SAE 3140
Diagram No.: 2877
Type of diagram: TTE
SAE designation: 3140
Chemical composition in weight %: No data
Steel group: Alloy steels
Note: Embrittlement diagram. Temper embrittlement. Treatment: Specimens previously austenitized at 900oC (1650oF) for 1 h and water quenched. Specimens treated at 660oC and below were also given a prior temper 1 h at 675oC and water quenched; plotted times for 675 and 700oC are adjusted accordingly.
Reference: Not shown in this demo version.

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