Products Specification
Product: Hot rolled high yield structural steels in Quenched and Tempered (Q&T) condition.
S620Q steel product available : S620Q Steel plates, S620Q steel sheets,
S620Q steel material No.: 1.8914
S620Q steel standard : EN10025-6
S620Q steel applicable thickness: 3-150mm
S620Q steel delivery condition: Quenched and Tempered (Q&T)
S620Q steel chemica
l composition %
|
Grade |
C max |
Si max |
Mn max |
P max |
S max |
Nb max |
V max |
Zr max |
Ti max |
Cr max |
Ni max |
Mo max |
Cu max |
N max |
B max |
|
S620Q |
0.20 |
0.80 |
1.70 |
0.025 |
0.015 |
0.06 |
0.12 |
0.15 |
0.05 |
1.50 |
2.0 |
0.70 |
0.50 |
0.015 |
0.005 |
S620Q steel Mechanical properties
| Class |
Yield strength ReH MPa min |
Tensile strength Rm MPa |
Elongation % min |
||||
|
3 |
50 |
100 |
3 |
50 |
100 |
||
|
S620Q |
620 |
580 |
560 |
700-890 |
700-890 |
650-830 |
15 |
S620Q steel Maximum CEV in % of nominal product thickness in
| Grade |
t≤50 |
50 |
100 |
|
S620Q |
0.65 |
0.77 |
0.83 |
S620Q steel Minimum values of impact test energy in J at test temperature in ℃
|
Grade |
0 |
-20 |
-40 |
-60 |
|
S620Q |
40 |
30 |
- |
- |
Products Application
Heavy road vehicles: chassis, dumper bodies. Cranes construction: booms of mobile cranes.
Structural steelworks: bridges, bridge components, components for offshore structures.
Pressure vessels: fixed and transportable storage tanks, vessels. Power plants:
Penstocks, spiral cases. Materials handling: lifting and mobile equipment.
Mining and earthmoving equipment: roof supports. Agricultural equipment and trailer
