Salzgitter Flachstahl GmbH / Products / Hot-rolled Products / Steel grades / High-strength special steel grades / Bainitic grade SZBS800
The steel grade SZBS800 features a high tensile strength of ≥ 800 MPa with sufficient elongation for forming applications. Due to its chemical composition, it offers good weldability.
Grade
|
|
Tensile strength class
|
|
VDA239-100
|
|
SZBS800
|
HR660Y760T-CP
|
D
|
Grade
|
Plate thickness
|
C
|
Si
|
Mn
|
P
|
S
|
Al
|
B
|
Cu
|
|
max.
|
max.
|
max.
|
max.
|
max.
|
max.
|
min.
|
max.
|
max.
|
SZBS800
|
1.80 - 8.00
|
0.18
|
1.00
|
2.20
|
0.05
|
0.01
|
0.015 - 1.2
|
0.005
|
0.2
|
|
|
1,80 - 3,00*) mm
|
3,01 - 8,00*) mm
|
Test direction
|
|
ReH [MPa]
|
Rm [MPa]
|
A80 [%]
|
ReH [MPa]
|
Rm [MPa]
|
A5 [%]
|
transverse
|
min.
|
680
|
800
|
10
|
680
|
800
|
11
|
|
max.
|
840
|
980
|
-
|
840
|
980
|
-
|
longitudinal
|
min.
|
660
|
760
|
10
|
660
|
760
|
12
|
|
max.
|
820
|
960
|
-
|
820
|
960
|
-
|
Thickness [mm]
|
Width [mm]
|
1,80 - 1,99
|
nach Vereinbarung
|
2,00 - 2,49
|
1,350
|
2,50 - 2,99
|
1,500
|
3,00 - 3,49
|
1,550
|
3,50 - 5,00
|
1,650
|
> 5,00
|
1,700
|
Typical applications for making maximum use of the great tensile strength, at the same time as minimizing the weight of the component, include mobile crane construction, longitudinal beams and cross members in trucks and trailers, safety components in passenger cars and wagon building.
unpickled
|
unpickled
|
pickled
|
pickled
|
mill edge
|
sheared
|
mill edge
|
sheared
|
|
|
unoiled or oiled
|
unoiled or oiled
|
Our material information sheet is available for download: