Steel name: 20 NCD 2
Diagram No.: 1764
Type of diagram: CCT
Mat. No. (Wr. Nr.): 1.6523
DIN: 20NiCrMo2-2
AFNOR NC: 20 NCD 2
Chemical composition in weight %: 0.21% C, 0.88% Mn, 0.31% Si, 0.002% S, 0.017% P
0.65% Ni, 0.57% Cr, 0.26% Mo, 0.15% Cu.
Note: Alloy special structural steel. Austenitizing temperature: 875
oC (1610
oF) for
30 min. Grain size: 9-10.
Source: Courbes de Transformation des Aciers de Fabrication Francaise, IRSID, Paris,
France, 1974.
Price: 30.00 US $
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