|
Matériel
|
Méthode de dureté
|
Dispositif d'impact
|
|||||
|
D/DC
|
D+15
|
C
|
G
|
E
|
DL
|
||
|
Acier et acier de fonte
|
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 grise
|
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
|
|
|
|
|
Laiton (alliages de cuivre-zinc)
|
HB
|
40~173
|
|
|
|
|
|
|
HRB
|
13.5~95.3
|
|
|
|
|
|
|
|
Bronze (alliages de cuivre-aluminium/cuivre-étain)
|
HB
|
60~290
|
|
|
|
|
|
|
Cuivre travaillé
alliages
|
HB
|
45~315
|
|
|
|
|
|
|
Non.
|
Matériel
|
HLD
|
Σb (MPA) de force
|
|
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
|
