Issue 63

A. Mishra et alii, Frattura ed Integrità Strutturale, 63 (2023) 234-245; DOI: 10.3221/IGF-ESIS.63.18

Figure 4: Micrograph of OHNS die steel after machining at 100X magnification

Figure 5: Micrograph of OHNS die steel after machining at 1000X magnification

Chemical composition before and after machining (wt %) Expt. No. 20 (OHNS-Cu-W) Parent material After EDX

Elements

C Si

0.94 0.29 1.5 0.35

8.87 0.59 1.51 0.86

Mn Cr

W V

0.025 0.13 0.17 0.019

1.891 0.95 0.16 0.026

Mo Ni Fe

Balance Balance Table 1: Analysis of chemical composition of OHNS by EDX.

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