0.42C (A-4) Alloy and S50C Steel

Steel name: 0.42C (A-4) Alloy and S50C Steel
Diagram No.: 8188
Type of diagram: TTT
JIS designation: S50C
Chemical composition in weight %: See the table.
Steel group: Carbon steels
Note: No data
Reference: Not shown in this demo version.
Mitslltane FUJITA and Masatoshi SUZUKI, The Effect of High Pressure on the Isothermal Transformation in High Purity Fe-C Alloys and Commercial Steels, Tetsu-to-Hagane, 57 (1971), 1676, in Japanese language, pp. 44-53.

Chemical compositions of materials used


Click the table to enlarge the data.

TTT diagrams obtained in Fe-0.42% C alloy and 0.49% C commercial steel under high pressure. For comparison, adiagram of O.45% C steel at 1 atm is quoted at the top


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.