| Quality | St 52.3 |
| Category | Structural Steels |
| Standard ref. |
DIN 17100 |
| Werkstoff nr. | 1.0570 |
Description
St 52.3 is a mostly used steel in Germany. It can be supplied in rolled bars, peeled bars or forged bars. It is used to realise metal structures or in manufacturing of vehicles..
Chemical composition St 52.3 (%)
|
C max
|
Mn
|
P
|
S
|
Si
|
Al
|
|
|
≤ 30 mm
|
> 30 ≤ 100 mm
|
max
|
max
|
max
|
max
|
min
|
|
0,22
|
0,24
|
1,70
|
0,050
|
0,050
|
0,60
|
0,020
|
Mechanical characteristics St 52.3
|
Hot rolled normalized
(Ø of the specimen in mm) |
||||||
|
≥ 3 ≤ 16
|
> 16 ≤ 40
|
> 40 ≤ 63
|
> 63 ≤ 80
|
> 80 ≤ 100
|
||
| Yield Limit, Reh (MPa) min |
355
|
345
|
335
|
325
|
315
|
|
| Tensile Strength Rm (MPa) |
min |
490
|
490
|
490
|
490
|
490
|
| max |
630
|
630
|
630
|
630
|
630
|
|
| Elongation A (%) min |
22
|
22
|
21
|
20
|
20
|
|
| Resilience Kv (J) min |
–
|
–
|
–
|
–
|
–
|
|
| Hardness HB | min |
–
|
–
|
–
|
–
|
|
| max |
–
|
–
|
–
|
–
|
||
Matches table St 52.3
|
Italiy (UNI)
|
Europe (EN)
|
Germany (DIN)
|
France (AFNOR)
|
United Kingdom (BS)
|
USA (AISI/SAE)
|
|
Fe510D
|
S355J2
|
St 52.3
|
–
|
50 D
|
A350LF2
|
