EN 1.0490 (S275N) Non-Alloy Steel
Carbon & Non-Alloy Steels
Property Overview
Density7.8g/cm³
Elastic Modulus190GPa
Tensile Strength440MPa
Yield Strength275MPa
Brinell Hardness130HB
Maximum Service Temperature400°C
Chemical Composition
C
0 to 0.2%
CR
0 to 0.35%
NI
0 to 0.35%
MO
0 to 0.13%
MN
0.45 to 1.6%
SI
0 to 0.45%
N
0 to 0.017%
P
0 to 0.035%
S
0 to 0.030%
CU
0 to 0.6%
NB
0 to 0.060%
TI
0 to 0.060%
V
0 to 0.070%
AL
0 to 0.015%
FE
96 to 99.55%
Mechanical
A - Min. elongation Lo = 5,65 √ So (%)
24
A - Min. elongation Lo = 5,65 √ So (%)
23
Elastic (Young's, Tensile) Modulus
190 GPa
Elongation at Break
26 %
Fatigue Strength
210 MPa
Impact Strength: V-Notched Charpy
48 J
KV - Impact energy (J) longitud., (+N)
+20° 55
+N
KV - Impact energy (J) longitud., (+N)
0° 47
+N
KV - Impact energy (J) longitud., (+N)
-10° 43
+N
KV - Impact energy (J) longitud., (+N)
-20° 40
+N
KV - Impact energy (J) transverse, (+N)
+20° 31
+N
KV - Impact energy (J) transverse, (+N)
0° 27
+N
KV - Impact energy (J) transverse, (+N)
-10° 24
+N
KV - Impact energy (J) transverse, (+N)
-20° 20
+N
Poisson's Ratio
0.29
ReH - Minimum yield strength (MPa)
275
ReH - Minimum yield strength (MPa)
265
ReH - Minimum yield strength (MPa)
255
ReH - Minimum yield strength (MPa)
245
ReH - Minimum yield strength (MPa)
235
ReH - Minimum yield strength (MPa)
225
ReH - Minimum yield strength (MPa)
215
ReH - Minimum yield strength (MPa)
205
Rm - Tensile strength (MPa) Flat and long products
370-510
Rm - Tensile strength (MPa) Flat and long products
350-480
Shear Modulus
73 GPa
Shear Strength
280 MPa
Tensile Strength: Ultimate (UTS)
440 MPa
Tensile Strength: Yield (Proof)
280 MPa
Hardness
Brinell Hardness
130
Physical
Density
7.8 g/cm 3
Thermal
Latent Heat of Fusion
250 J/g
Maximum Temperature: Mechanical
400 °C
Melting Completion (Liquidus)
1460 °C
Melting Onset (Solidus)
1420 °C
Specific Heat Capacity
470 J/kg-K
Thermal Conductivity
47 W/m-K
Thermal Diffusivity
13 mm 2 /s
Thermal Expansion
12 µm/m-K
Thermal Shock Resistance
14 points
Electrical
Electrical Conductivity: Equal Volume
7.4 % IACS
Electrical Conductivity: Equal Weight (Specific)
8.5 % IACS
Other
Nominal thickness (mm):
to 100
Nominal thickness (mm):
100 - 200
Nominal thickness (mm):
200 - 250
Nominal thickness (mm):
to 16
Nominal thickness (mm):
16 - 40
Nominal thickness (mm):
40 - 63
Nominal thickness (mm):
63 - 80
Nominal thickness (mm):
80 - 100
Nominal thickness (mm):
100 - 150
Nominal thickness (mm):
150 - 200
Nominal thickness (mm):
80 - 200
Calculated
Resilience: Ultimate (Unit Rupture Work)
100 MJ/m 3
Resilience: Unit (Modulus of Resilience)
210 kJ/m 3
Stiffness to Weight: Axial
13 points
Stiffness to Weight: Bending
24 points
Strength to Weight: Axial
16 points
Strength to Weight: Bending
16 points
Environmental
Base Metal Price
2.4 % relative
Embodied Carbon
1.6 kg CO 2 /kg material
Embodied Energy
21 MJ/kg
Embodied Energy
21 MJ/kg 9.0 x 10 3 BTU/lb
Embodied Water
49 L/kg
Embodied Water
49 L/kg 5.8 gal/lb
Registered Designations & Aliases
1.04901.0490EN 1.0490 (S275N) Non-Alloy SteelS275NS275N
Standards
EN 10025-3 EN 10025-3: 2004 Hot rolled products of structural steels. Technical delivery conditions for normalized/normalized rolled weldable fine grain structural steels
EN 10025-3 EN 10025-3: Hot rolled products of structural steels - Part 3: Technical delivery conditions for normalized rolled weldable fine grain structural steels
EN 10025-3 EN 10025-3: Hot rolled products of structural steels - Part 3: Technical delivery conditions for normalized rolled weldable fine grain structural steels Welding Metallurgy, 2nd ed., Sindo Kou, 2003
EN 10113-2 EN 10113-2: 1993 Hot-rolled products in weldable fine grain structural steels. Delivery conditions for normalized/normalized rolled steels