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5.2
Measurement ranges according to material
Material
HRA
(Cast)
steel
59.1...85.8
CWT steel
-
Stainless steel
-
Grey cast iron
-
Nodular cast
-
iron
Cast aluminium
-
Brass (copper-
-
zinc)
Bronze
-
(copper-
aluminium)
Copper
-
5.3
Technical data of optional impact devices
Impact device
Impact energy [mJ]
Mass of impact body [g]
Max.
sample
hardness
[HV]
Penetration depth
At 300 HV [µm]
Ø [mm]
At 600 HV [µm]
Ø [mm]
At 800 HV [µm]
Ø [mm]
HRC
HRB
20...68.5
38.4...99.6
20.4...67.1
-
-
46.5...101
-
-
-
-
-
23.8...84
-
13.5...95
-
-
-
-
D / DC
D+15
11
11
5.5
7.3
940
980
24
24
0.54
0.54
17
17
0.45
0.45
10
10
0.35
0.35
© PCE Instruments
25
HB
HSD
127...651
32...99.5
-
-
85...655
-
93...334
-
131...387
-
19...164
-
40...173
-
60...290
-
45...315
-
C
G
3
90
3.0
20
1000
650
12
53
0.38
1.03
8
41
0.32
0.90
7
0.30
HV
83...976
80...898
85...802
-
-
-
-
-
-
DL
11
7.3
940
24
0.54
17
0.45
10
0.35
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