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Machine d'essai de dureté facile d'utiliser l'appareil de contrôle portatif RHL30 de la dureté 3.7V/600mA pour la cavité de matrice des moules| Matériel | Méthode de dureté | Dispositif d'impact | |||||
| D/DC | D+15 | C | G | E | DL | ||
| Acier et acier moulé | HRC | 17.9~68.5 | 19.3~67.9 | 20.0~69.5 | | 22.4~70.7 | 20.6~68.2 |
| HRB | 59.6~99.6 | | | 47.7~99.9 | | 37.0~99.9 | |
| HRA | 59.1~85.8 | | | | 61.7~88.0 | | |
| HB | 127~651 | 80~638 | 80~683 | 90~646 | 83~663 | 81~646 | |
| HT | 83~976 | 80~937 | 80~996 | | 84~1042 | 80~950 | |
| HS | 32.2~99.5 | 33.3~99.3 | 31.8~102.1 | | 35.8~102.6 | 30.6~96.8 | |
| Acier martelé | HB | 143~650 | | | | | |
| Acier à outils froid de travail | HRC | 20.4~67.1 | 19.8~68.2 | 20.7~68.2 | | 22.6~70.2 | |
| HT | 80~898 | 80~935 | 100~941 | | 82~1009 | | |
| Acier inoxydable | HRB | 46.5~101.7 | | | | | |
| HB | 85~655 | | | | | | |
| HT | 85~802 | | | | | | |
| Fonte de gris | HRC | | | | | | |
| HB | 93~334 | | | 92~326 | | | |
| HT | | | | | | | |
| Fonte nodulaire | HRC | | | | | | |
| HB | 131~387 | | | 127~364 | | | |
| HT | | | | | | | |
| Fonte d'aluminium alliages | HB | 19~164 | | 23~210 | 32~168 | | |
| HRB | 23.8~84.6 | | 22.7~85.0 | 23.8~85.5 | | | |
| En laiton (alliages de cuivre-zinc) | HB | 40~173 | | | | | |
| HRB | 13.5~95.3 | | | | | | |
| En bronze (alliages de cuivre-aluminium/cuivre-étain) | HB | 60~290 | | | | | |
| Cuivre travaillé alliages | HB | 45~315 | | | | | |
| Non. | Matériel | HLD | Σb de force (MPA) |
| 1 | Acier doux | 350~522 | 374~780 |
| 2 | Acier à haut carbone | 500~710 | 737~1670 |
| 3 | Acier de Cr | 500~730 | 707~1829 |
| 4 | Acier de Cr-v | 500~750 | 704~1980 |
| 5 | Acier Cr-Ni | 500~750 | 763~2007 |
| 6 | Acier Cr-MOIS | 500~738 | 721~1875 |
| 7 | Acier Cr-Ni-MOIS | 540~738 | 844~1933 |
| 8 | Acier Cr-Manganèse-SI | 500~750 | 755~1993 |
| 9 | Acier superbe de force | 630~800 | 1180~2652 |
| 10 | Acier inoxydable | 500~710 | 703~1676 |
