Steel name: J-4
  Diagram No.: 379
  Type of diagram: CCT
  Chemical composition in weight %: 0.14% C, 0.48% Si, 1.16% Mn, 0.41% Ni,
  0.62% Cr, 0.42% Mo, 0.07% V, 0.062% Al.
  Note: Calculated welding CCT diagram. Austenitizing temperature: 1623 K.
  Source: NIMS Database, 2007, Japan.

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