CASE HARDENING STEELS EN 10084
Steel Code |
Chemical Composition, weight % |
Name |
No |
C
% |
Si
% |
Mn
% |
P
≤% |
S
% |
Cr
% |
Mo
% |
Ni
% |
B
% |
C10E / Ck10 (1.1207)* |
1.1121 |
0.07-
0.13 |
0.40 |
0.30-
0.60 |
0.035 |
≤ 0.035 |
|
|
|
|
C15E / Ck15 (1.1140)* |
1.1141 |
0.12-
0.18 |
0.40 |
0.30-
0.60 |
0.035 |
≤ 0.035 |
|
|
|
|
C16E / Ck15 (1.208)* |
1.1148 |
0.12-
0.18 |
0.40 |
0.60-
0.90 |
0.035 |
≤ 0.035 |
|
|
|
|
17Cr3 (1.7014)* |
1.7016 |
0.14-
0.20 |
0.40 |
0.60-
0.90 |
0.035 |
≤ 0.035 |
0.70-
1.00 |
|
|
|
28Cr4 (1.7036)* |
1.7030 |
0.24-
0.31 |
0.40 |
0.60-
0.90 |
0.035 |
≤ 0.035 |
0.90-
1.20 |
|
|
|
16MnCr5 (1.7139)* |
1.7131 |
0.14-
0.19 |
0.40 |
1.00-
1.30 |
0.035 |
≤ 0.035 |
0.80-
1.10 |
|
|
|
16MnCrB5 |
1.7160 |
0.14-
0.19 |
0.40 |
1.00-
1.30 |
0.035 |
≤ 0.035 |
0.80-
1.10 |
|
|
0.0008-
0.0050 |
20MnCr5 (1.7149)* |
1.7147 |
0.17-
0.22 |
0.40 |
1.10-
1.40 |
0.035 |
≤ 0.035 |
1.00-
1.30 |
|
|
|
18CrMo4 (1.7244)* |
1.7243 |
0.15-
0.21 |
0.40 |
0.60-
0.90 |
0.035 |
≤ 0.035 |
0.90-
1.20 |
0.15-
0.25 |
|
|
22CrMoS3-5 |
1.7333 |
0.19-
0.24 |
0.40 |
0.70-
1.00 |
0.035 |
0.020-
0.040 |
0.70-
1.00 |
0.40-
0.50 |
|
|
20MoCr3 (1.7319)* |
1.7320 |
0.17-
0.23 |
0.40 |
0.60-
0.90 |
0.035 |
≤ 0.035 |
0.40-
0.70 |
0.30-
0.40 |
|
|
20MoCr4 (1.7323)* |
1.7321 |
0.17-
0.23 |
0.40 |
0.70-
1.00 |
0.035 |
≤ 0.035 |
0.30-
0.60 |
0.40-
0.50 |
|
|
16NiCr4 (1.5715)* |
1.5714 |
0.13-
0.19 |
0.40 |
0.70-
1.00 |
0.035 |
≤ 0.035 |
0.60-
1.00 |
|
0.80-
1.10 |
|
10NiCr5-4 |
1.5805 |
0.07-
0.12 |
0.40 |
0.60-
0.90 |
0.035 |
≤ 0.035 |
0.90-
1.20 |
|
1.20-
1.50 |
|
18NiCr5-4 |
1.5810 |
0.16-
0.21 |
0.40 |
0.60-
0.90 |
0.035 |
≤ 0.035 |
0.90-
1.20 |
|
1.20-
1.50 |
|
17CrNi6-6 |
1.5918 |
0.14-
0.20 |
0.40 |
0.50-
0.90 |
0.035 |
≤ 0.035 |
1.40-
1.70 |
|
1.40-
1.70 |
|
15NiCr13 |
1.5752 |
0.14-
0.20 |
0.40 |
0.40-
0.70 |
0.035 |
≤ 0.035 |
0.60-
0.90 |
|
3.00-
3.50 |
|
20NiCrMo2-2 (1.6526)* |
1.6523 |
0.17-
0.23 |
0.40 |
0.65-
0.95 |
0.035 |
≤ 0.035 |
0.35-
0.70 |
0.15-
0.25 |
0.40-
0.70 |
|
17NiCrMo6-4 |
1.6566 |
0.14-
0.20 |
0.40 |
0.60-
0.90 |
0.035 |
≤ 0.035 |
0.80-
1.10 |
0.15-
0.25 |
1.20-
1.50 |
|
20NiCrMoS6-4 |
1.6571 |
0.16-
0.23 |
0.40 |
0.50-
0.90 |
0.035 |
0.020-
0.040 |
0.60-
0.90 |
0.25-
0.35 |
1.40-
1.70 |
|
18CrNiMo7-6 |
1.6587 |
0.15-
0.21 |
0.40 |
0.50-
0.90 |
0.035 |
≤ 0.035 |
1.50-
1.80 |
0.25-
0.35 |
1.40-
1.70 |
|
14NiCrMo13-4 |
1.6657 |
0.11-
0.17 |
0.40 |
0.30-
0.60 |
0.035 |
≤ 0.035 |
0.80-
1.10 |
0.10-
0.25 |
3.00-
3.50 |
|
Acceptable Tolerances Between Specified Analysis and Fragment Analysis
|
Element |
The Highest Acceptable Content According to the Pot, weight %
|
Acceptable Deviations % |
C |
|
≤ 0.31 |
± 0.02 |
Si |
|
≤ 0.40 |
± 0.03 |
Mn |
> 1.00 |
≤ 1.00
≤ 1.40 |
± 0.04
± 0.05 |
P |
|
≤ 0.035 |
+ 0.005 |
S |
|
≤ 0.40 |
+ 0.005 |
Cr |
|
≤ 1.80 |
± 0.05 |
Mo |
> 0.30 |
≤ 0.30
≤ 0.50 |
± 0.03
± 0.04 |
Ni |
> 2.00 |
≤ 2.00
≤ 3.50 |
± 0.05
± 0.07 |
B |
|
≤ 0.0050 |
± 0.005
|