20MnB4 Steel

Steel name: 20MnB4
Diagram No.: 114
DIN designation: 20MnB4
Mat.No. (Wr.Nr.) designation: 1.5525
Chemical composition in weight %: 0.22% C, 0.25% Si, 1.33% Mn, 0.18% Cr, 0.02% Mo, 0.12% Ni,
0.033% Ti, 0.11% Cu, 0.034% Al, 0.090% N
Steel group: Structural and constructional steels, boron steels
Applications: Steel, rod, bars and wire for cold heading and cold extrusion
Comment: Alloy special structural steels: Structural steels, steels with B and Mn-B with average
< 1,65% Mn
Reference: Not shown in this demo version.

Heat Treatment
Note: End quench test: 875-885oC

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