Steel name: SAE 4140 Steel
  Diagram No.: 2647
  Type of diagram: CCT
  SAE: 4140
  Chemical composition in weight %: 0.44% C, 1.04% Mn, 0.29% Si, 1.13% Cr, 0.15% Mo.
  Note: Alloy steel. Austenitizing temperature: 845 ^oC (1550 ^oF).
  Grain size: 9. Using interruped Jominy Mehod.
  Source: Bethlehem Steel Corporation as published in Metal Progress.

  Price: 25.00 US $
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