55Cr3 Steel

Steel name: 55Cr3
Diagram No.: 1541
DIN designation: 55Cr3
Chemical composition in weight %: 0.53-0.56% C, 0.15-0.30% Si, 0.75-0.85% Mn, max. 0.015% P, max. 0.015% S, 0.70-0.80% Cr, 0.010-0.030% Ti, 0.015-0.035% Al, 0.025-0.035% Nb
Steel group: Alloy steels
Applications: 55Cr3 according to Ovako standard is a chromium spring steel with a dash of niobium to be used in quenched and tempered condition; suitable application is for example stabilizer bars.
Comment: Ms=263 C, Ac1=734 C, Ac3=763 C. Similar designations: SB 9257 - 54Cr3, WNr 1.7176, DIN 55Cr3, 527A60, GOST 50ChGA, AISI/SAE/ASTM 5155.
Reference: Not shown in this demo version.

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