Table 5.
Surface hardness and macrohardness of the hard-faced and newly made samples.
| Sample No. | Regeneration Method | Hardness HRC |
|---|---|---|
| 1. | MMAW h-f FM Inox 18/8/6 + EDUR 600 | 57.5 |
| 2. | MMAW h-f FM Castolin 2 | 58 |
| 3. | MMAW h-f TIG procedure FM DUR 600-IG | 56.5 |
| 4. | MMAW h-f FM UTP 670 | 55.5 |
| 5. | MMAW h-f FM Tooldur | 56 |
| 6. | MMAW h-f FM EVBCrMo + C + HT | 57 |
| 7. | MMAW h-f FM EVB2CrMo + C + HT | 56 |
| 8. | MMAW h-f FM Phönix 120 K/E 425 B/E7018-1+ C + HT | 56.5 |
| 9. | Newly made (20MnCr5 + C + HT) | 59 |
h-f—hard-faced; C—cemented; HT—heat treated.