NON-ALLOY STRUCTURAL STEEL FOR HOT-ROLLED PRODUCTS
NORM: PN-EN 10025-2
APPLICATION:
Steel susceptible to the construction steel structures, welding, riveting and bolted structures working at the ambient temperature
TECHNOLOGICAL INFORMATION:
Fully killed steel; weldable steel
SEMI-FINISHED PRODUCTS:
Fully killed steel; weldable steel
CHEMICAL COMPOSITION:
C
Mn
Si
P
S
Cr
Ni
Mo
V
Nb
Ti
Al
Cu
Max 0,17
Max 1,40
-
Max 0,025
Max 0,025
-
-
-
-
-
-
-
Max 0,55
MECHANICAL PROPERTIES:
Effect of the cross-section on mechanical properties
Ultimate tensile strength
Thickness, mm
< 3
> 3-100
> 100-150
> 150-250
Rm, MPa
360 – 510
360 – 510
350 – 500
340 – 490
Yield stress
Thickness, mm
≤ 16
> 16-40
> 40-63
> 63-80
> 80-100
> 100-150
> 150-200
> 200-250
Re, MPa
≥ 235
≥ 225
≥ 215
≥ 195
≥ 185
≥ 175
Elongation
Thickness, mm
≤ 1
> 1-1,5
> 1,5-2
> 2-2,5
> 2,5-3
A80mm, %, longitudinal samples
≥ 17
≥ 18
≥ 19
≥ 20
≥ 21
A80mm, %, transverse samples
≥ 15
≥ 16
≥ 17
≥ 18
≥ 19
Thickness, mm
3-40
> 40-63
> 63-100
> 100-150
> 150-250
A, %, longitudinal samples
≥ 26
≥ 25
≥ 24
≥ 22
≥ 21
A, %, transverse samples
≥ 24
≥ 23
≥ 22
≥ 22
≥ 21
Impact test at -20°C
Thickness, mm
> 10-150
> 150-200
KV, J
≥ 27
≥ 23
Technological treatment processes:
Technological treatment processes
Possible application
Temperature, °C
Hot forming
Forging
+
(1150 – 800)
Rolling
+
(1150 – 800)
Treatment
Heat treatment
Quenching
–
–
Tempering
–
–
Precipitation strengthening
Supersaturation
–
–
Ageing
–
–
Annealing
Normalising
+
(890 – 920)
Soft annealing
+
< 580
Thermochemical treatment
Carburising
–
–
Other
–
–
INTERNATIONAL STEEL GRADES:
ISO
CEN
Russia
~E235-D
ISO 630:1995
S235J2G3
EN 10025 1993
~St3sp
GOST 380 – 94
US
Japan
China
~A 515
ASTM A 515 – 92
~STKM 12 A
JIS G 3445 1988
~Q 235 A
GB 700 – 88
Ta strona korzysta z ciasteczek. Dalsze korzystanie ze strony oznacza, że zgadzasz się na ich użycie. Dane dotyczące ochrony danych osobowych: akrostal.pl/rodo
This site uses cookies. By continuing to browse the site, you are agreeing to our use of cookies. RODO information clause: akrostal.pl/rodo