Material Data Sheet 1.6580, 30 Cr Ni Mo 8, 4340
Material |
Material-Number |
1.6580 |
Norm |
30 Cr Ni Mo 8 |
Alloy |
4340 |
DIN |
SEW 310 / SEW 550 |
EN |
10083/ 10250/ 10269/ 10297 |
AMS |
S-5000/ 6359/ 6484/ 6409/ 6414/ 6454 |
AISI |
|
UNS |
G43400 |
BS |
|
ASTM |
|
NACE |
|
SAE |
4340 |
Vd-TÜV |
|
ELI |
|
Description |
Edelbaustahl / Vergütungsstahl |
Besonders für Kaltfließpressteile |
Application |
Maschinen / Apparatebau |
Mechanical Properties |
Density | 8 kg/dm³ |
Rm min | 700 N/mm² | Rm max | 1450 N/mm² |
Rp 0.2 min | 700 N/mm² | Rp 0.2 max | 1050 N/mm² |
Elongation min | 9 % | Elongation max | 15 % |
Chemical Composition (in Weight %) |
Element |
C |
Ni |
Cr |
Mn |
P |
S |
Si |
Mo |
min |
0.26 |
1.8 |
1.8 |
0.3 |
|
|
|
0.3 |
max |
0.34 |
2.2 |
2.2 |
0.6 |
0.025 |
0.035 |
0.4 |
0.5 |