| Steel Class |
old |
W.N |
UNI |
EN |
DIN |
AFNOR |
SIS |
AISI/SAE |
UNS |
|
| General purpose |
St37.2 |
1.0037 |
Fe360 |
S235JR |
St 37-2 |
E 24-2 |
1311 |
1015 |
G10150 |
| St52.3 |
1.0570 |
Fe510 |
S355J2G3 |
St52-3 |
S355J2G3 |
2132 |
LF2 |
K03011 |
|
| Microalloy |
20MnVS6 |
1.1301 |
|
19MnVS6 |
1.5217 |
|
|
|
K03013 |
| (high tensile) |
39MnVS6 |
1.1303 |
|
38MnVS6 |
|
|
|
|
|
|
| |
C15 |
1.0401 |
1C15 |
C15 |
|
XC18 |
|
1015 |
G10150 |
| Case hardening steel |
C20 |
1.0402 |
C20 |
C22 |
C22 |
C22 |
1450 |
1020 |
G10200 |
| 16MnCrS5 |
1.7139 |
|
16MnCrS5 |
|
|
|
|
|
| 20MnCrS5 |
1.7149 |
|
20MnCrS5 |
|
|
|
|
|
| |
21NiCrMo2 2 |
1.6543 |
|
|
21NiCrMo2 2 |
|
|
8720 |
G87200 |
|
| |
C35 |
1.0501 |
2C35-3C35 |
C35E-C35R |
C35 |
XC38 |
|
1035 |
G10350 |
| |
C40 |
1.0511 |
2C40-3C40 |
C40E-C40R |
C40 |
XC42 |
|
1040 |
G10400 |
| |
C45 |
1.0503 |
2C45-3C45 |
C45E-C45R |
C45 |
XC48 |
|
1045 |
G10450 |
| |
C50 |
1.0540 |
2C50-3C50 |
C50E-C50R |
C50 |
|
|
1050 |
G10500 |
| |
20MoCr4 |
1.7321 |
|
20MoCr4 |
|
|
|
4118 |
G41180 |
| Quenching and |
25CrMo4 |
1.7218 |
25CrMo4 |
25CrMo4 |
25CrMo4 |
25CD4 |
2225 |
4130 |
G41300 |
| tempering steel |
41CrS4 |
1.7039 |
41CrS4 |
41CrS4 |
41CrS4 |
42 C 4u |
2245 |
|
|
| 42CrMo4 |
1.7225 |
42CrMo4 |
42CrMo4 |
42CrMo4 |
42CD4 |
2244 |
4140 |
G41400 |
| |
34CrNiMo6 |
1.6582 |
34CrNiMo6 |
34CrNiMo6 |
34CrNiMo6 |
34CND6 |
2541 |
|
|
| |
39NiCrMo3 |
|
39NiCrMo3 |
|
|
|
|
|
|
| |
30CrNiMo8 |
1.6580 |
|
30CrNiMo8 |
|
|
|
|
|
| |
50CrV4 |
1.8159 |
50CrV4 |
51CrV4 |
51CrV4 |
50CV4 |
2230 |
6150 |
G61500 |
|
| Surface hardening |
C55 |
1.0535 |
2C55-3C55 |
C55E-C55R |
C55 |
C54 |
1655 |
1055 |
G10550 |
| C60 |
1.0601 |
2C60-3C60 |
C60E-C60R |
C60 |
C60 |
|
1060 |
G10600 |
| Cf53 |
1.1213 |
C53 |
C53 |
Cf53 |
XC48TS |
|
|
|
|
| Ball bearing |
100Cr6 |
1.3505 |
100Cr6 |
100Cr6 |
100Cr6 |
100C6 |
2258 |
5210 |
E52100 |
|
| |
11SMn30(AVZ) |
1.0715 |
9SMn28 |
11SMn30 |
11SMn30 |
S250 |
1912 |
1213 |
G12130 |
| Automatic steel |
11SMnPb37(AVP) |
1.0737 |
11SMnPb36 |
11SMnPb37 |
11SMnPb37 |
S300Pb |
1926 |
12L14 |
G12144 |
| (with S or S+Pb |
10S20 |
1.0721 |
10S20 |
10S20 |
10S20 |
10 F 20 |
|
1108 |
G11080 |
| for all grades) |
45S20 |
1.0727 |
46S20 |
46S20 |
46S20 |
46S20 |
|
1146 |
G11460 |
| 35SMnPb10(PR80) |
|
PR80 |
|
|
|
|
|
|
|
| Spring steel |
45SiCrV6 |
1.2249 |
|
|
45SiCrV6 |
45SiCrV6 |
|
|
|
| 55SIMo8 |
|
55SIMo8 |
|
|
|
|
|
|
| |
