1.0503
C45
tempering steel; unalloyed
1.0503 Datasheet
C45
tempering steel; unalloyed
Energy & environmental technology, Vehicle construction & e-mobility
The Material 1.0503 is a non-alloyed tempering steel and also referred to as C45 steel.
Composition
C
Si
Mn
P
S
Cr
Mo
Ni
min.
0,42
-
0,50
-
-
-
-
-
max.
0,50
0,40
0,80
0,045
0,045
0,40
0,10
0,40
C
min.
0,42
max.
0,50
Si
max.
0,40
Mn
min.
0,50
max.
0,80
P
max.
0,045
S
max.
0,045
Cr
max.
0,40
Mo
max.
0,10
Ni
max.
0,40
Standards and designations
Material group
High-quality engineering steel
AISI/SAE
1045 1043
UNS
G10430; G10450
Delivery forms
Angle/profile
Cut to size/custom made
Flat
Hexagon
Profile tube
Round
Round tube/bushing
Sheets/sheet blanks/plates
Slit strip
Square