Steel grades according to Russian standards
Mechanical properties
GOST 535-2005
GOST 535-2005
Standard
GOST 192812014
Notch impact test
Bend test
Min. absorbed energy
Standard
St3sp* cat 5
Grades
245
09G2S*
>10 ≤20
255
≤10
245
345
>20 ≤40
245
>10 ≤20
235
345
>40 >100 ≤100
225
235
>20 ≤140
≤10
St3ps* cat 5
Nominal thickness (mm)
Minimum elongation A L0= 5,65*√S0 %
Tensile strength Rm, MPa
Minimum yield strength ReH, MPa
345
225
≤10
205
Nominal thickness (mm)
370-480
205
380-490
>10
≤10
480
370-480
370-480
>40
≤20
>10
480
°C
>20 ≤40
26
26
25
25
≤20
21
>20 ≤40
21
23
23
>40
21
d=a
d=a
≤20
d=2a
Nominal thickness (mm)
>20
KCU J/cm2
Temperature
Nominal thickness (mm)
≤20
-20
49
49
KCU J/cm2 Nominal thickness (mm)
>3 >5 >10 >26 ≤5 ≤10 ≤26 ≤40
29
-
9,8
-
-
-
d=2a
>20
>3 >5 >10 >26 ≤5 ≤10 ≤26 ≤40
after artificial ageing
d= 2a d=2a
-40
≤10 >10 >20 ≤20 ≤140
39
29
≤10 >10 <20 ≤20 ≥140
29
29
29
29
* Available upon agreement.
http://www.dbmtsteel.com/ Page 1 of 2