18 © 2016 Proceq SA
D/DC DL S E G C
Steel and cast steel
Vickers
Brinell
Rockwell
Shore
Rm N/mm²
HV
HB
HRB
HRC
HRA
HS
σ1
σ2
σ3
81-955
81-654
38-100
20-68
30-99
275-2194
616-1480
449-847
80-950
81-646
37-100
21-68
31-97
275-2297
614-1485
449-849
101-964
101-640
22-70
61-88
28-104
340-2194
615-1480
450-846
84-1211
83-686
20-72
61-88
29-103
283-2195
616-1479
448-849
90-646
48-100
305-2194
618-1478
450-847
81-1012
81-694
20-70
30-102
275-2194
615-1479
450-846
Cold work tool steel
Vickers
Rockwell
HV
HRC
80-900
21-67
80-905
21-67
104-924
22-68
82-1009
23-70
* 98-942
20-67
Stainless steel
Vickers
Brinell
Rockwell
HV
HB
HRB
HRC
85-802
85-655
46-102
20-62
* 119-934
105-656
70-104
21-64
88-668
87-661
49-102
20-64
* *
Cast iron lamellar graphite GG
Brinell
Vickers
Rockwell
HB
HV
HRC
90-664
90-698
21-59
* * * 92-326 *
Cast iron, nodular graphite GGG
Brinell
Vickers
Rockwell
HB
HV
HRC
95-686
96-724
21-60
* * * 127-364
19-37
*
Cast aluminium alloys
Brinell
Vickers
Rockwell
HB
HV
HRB
19-164
22-193
24-85
20-187
21-191
20-184
22-196
23-176
22-198
19-168
24-86
21-167
23-85
Copper/zinc alloys (brass)
Brinell
Rockwell
HB
HRB
40-173
14-95
* * * * *
CuAI/CuSn-alloys (bronze)
Brinell HB 60-290 * * * * *
Wrought copper alloys, low alloyed
Brinell HB 45-315 * * * * *
*Custom conversion curve / correlation
Table 2: Overview of Available Conversions