|
HB max 241
|
|
Quenching
Temperature, 0C
|
Cooling medium
|
Tempering
Temperature, 0C
|
Normalizing
temperature, 0C |
|
800 to 840
|
Oil or water
|
550 to 660
|
820 to 860
|
|
C60
EN 10083-2:2002, Number: 1.0601
|
|
Comparison of steel grades
|
|
|
JUS
|
(Č.1730)
|
||
|
DIN
|
C60
|
||
|
BS
|
080A62
|
||
|
GOST
|
60
|
||
|
AISI
|
1060
|
||
|
UNI
|
C60
|
||
|
NF
|
CC55, AF7oC55
|
||
|
Chemical elements
|
C
|
Si
max. |
Mn
|
P
max.
|
S
max. |
Cr
max. |
Mo
max. |
Ni
max. |
Cr+Mo+Ni
max. |
|
%, by mass
|
0,42-0,50
|
0,40
|
0,50-0,80
|
0.045
|
0,045
|
0,40
|
0,10
|
0,40
|
0,63
|
|
Permissible deviation
|
± 0.02
|
+ 0,03
|
± 0,04
|
+ 0.005
|
+ 0.005
|
+0,05
|
+0,03
|
+0,05
|
-
|
Source:
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