|
Temperature
|
188
|
25
|
6B
|
230®
|
556®
|
|
Vickers Hardness
|
Rockwell Hardness
|
Vickers Hardness
|
Rockwell Hardness
|
Vickers Hardness
|
Rockwell Hardness
|
Vickers Hardness
|
Rockwell Hardness
|
Vickers Hardness
|
Rockwell Hardness
|
|
°F
|
°C
|
DPN
|
HR C/BW |
DPN
|
HR C/BW |
DPN
|
HR C/BW |
DPN
|
HR C/B
|
DPN
|
HR C/BW
|
|
72
|
RT
|
248
|
21.8 C
|
285
|
27.8 C
|
374
|
38.2 C
|
195
|
92.0 BW |
203
|
93.6 BW |
|
800
|
427
|
170
|
86.3 BW |
171
|
86.7 BW |
269
|
25.5 C
|
142
|
77.3 BW |
132
|
73.0 BW |
|
1000
|
538
|
159
|
83.0 BW |
160
|
73.3 BW |
247
|
21.8 C
|
139
|
76.0 BW |
129
|
71.1 BW |
|
1200
|
649
|
147
|
77.2 BW |
150
|
80.0 BW |
225
|
97.5 BW |
132
|
73.0 BW |
118
|
66.5 BW |
|
1400
|
760
|
129
|
70.7 BW |
134
|
73.7 BW |
153
|
81.0 BW |
125
|
70.0 BW |
100
|
55.0 BW |
|
1600
|
871
|
89
|
-
|
93
|
-
|
91
|
-
|
75
|
-
|
67
|
-
|
|
1800
|
982
|
49
|
-
|
52
|
-
|
55
|
-
|
42
|
-
|
41*
|
-
|
HRC = Hardness Rockwell “C”.
HRBW = Hardness Rockwell “B”, Tungsten Indentor.