41Cr4 Steel

Steel name: 41Cr4
Diagram No.: 8237
Type of diagram: CCT
Mat. No. (Wr. Nr.) designation: 1.7035
DIN designation: 41Cr4
AISI/SAE designation: 5140
Chemical composition in weight %: 0.44% C, 0.22% Si, 0.80% Mn, 0.030% P, 0.023% S, 1.04% Cr, 0.04% Mo, 0.26% Ni, <0.01% V, 0.17% Cu
Steel group: Alloy steels
Note: Austenitizing temperature: 840 C, holding time: 15 min. CCT diagram of 41Cr4 steel (top) with the diagram at bottom showing portions of each structural phase and hardness after quenching depending on the cooling time to 500 C. Source: From Hougardy [5].
Reference: Not shown in this demo version.
Rafael Colás, George E. Totten, Encyclopedia of Iron, Steel, and Their Alloys, CRC Press, 2016, p. 1541.
Reference [5]: Hougardy, H.P. Die Darstellung des Umwandlungsverhaltens von Stahlen in den ZTU-Schaubildern. Harterei-Tech. Mitt. 1978, 33(2), 63–70 (in German).

Transformation Diagram


Click the image to enlarge the diagram.

Disclaimer: The information and data presented herein are typical or average values and are not a guarantee of maximum or minimum values. Applications specifically suggested for material described herein are made solely for the purpose of illustration to enable the reader to make his own evaluation and are not intended as warranties, either express or implied, of fitness for these or other puposes. There is no representation that the recipient of this literature will receive updated editions as the become available.

Copyright © 2024 by Steel Data. All Rights Reserved.