EN 1.0254 (P235TR1) Non-Alloy Steel
Carbon & Non-Alloy Steels
Property Overview
Density7.9g/cm³
Elastic Modulus190GPa
Tensile Strength430MPa
Yield Strength235MPa
Brinell Hardness120HB
Maximum Service Temperature400°C
Chemical Composition
C
0 to 0.16%
CR
0 to 0.3%
NI
0 to 0.3%
MO
0 to 0.080%
MN
0 to 1.2%
SI
0 to 0.35%
P
0 to 0.025%
S
0 to 0.020%
CU
0 to 0.3%
NB
0 to 0.010%
TI
0 to 0.040%
V
0 to 0.020%
FE
97.2 to 100%
Mechanical
A - Min. elongation at fracture (%) longitud.,
25
A - Min. elongation at fracture (%) transverse,
23
Elastic (Young's, Tensile) Modulus
190 GPa
Elongation at Break
27 %
Fatigue Strength
190 MPa
Impact Strength: V-Notched Charpy
38 J
Poisson's Ratio
0.29
ReH - Minimum yield strength (MPa)
235
ReH - Minimum yield strength (MPa)
225
ReH - Minimum yield strength (MPa)
215
Rm - Tensile strength (MPa)
360-500
Shear Modulus
73 GPa
Shear Strength
280 MPa
Tensile Strength: Ultimate (UTS)
430 MPa
Tensile Strength: Yield (Proof)
250 MPa
Hardness
Brinell Hardness
120
Physical
Density
7.9 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
50 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
7.2 % IACS
Electrical Conductivity: Equal Weight (Specific)
8.3 % IACS
Other
Nominal thickness (mm):
to 16
Nominal thickness (mm):
16 - 40
Nominal thickness (mm):
40 - 60
Calculated
Resilience: Ultimate (Unit Rupture Work)
100 MJ/m 3
Resilience: Unit (Modulus of Resilience)
170 kJ/m 3
Stiffness to Weight: Axial
13 points
Stiffness to Weight: Bending
24 points
Strength to Weight: Axial
15 points
Strength to Weight: Bending
16 points
Environmental
Base Metal Price
2.1 % relative
Embodied Carbon
1.5 kg CO 2 /kg material
Embodied Energy
19 MJ/kg
Embodied Energy
19 MJ/kg 8.3 x 10 3 BTU/lb
Embodied Water
47 L/kg
Embodied Water
47 L/kg 5.6 gal/lb
Registered Designations & Aliases
1.02541.0254EN 1.0254 (P235TR1) Non-Alloy SteelP235TR1P235TR1
Standards
EN 10216-1 EN 10216-1: 2014 Seamless steel tubes for pressure purposes. Technical delivery conditions. Non-alloy steel tubes with specified room temperature properties
EN 10217-1 EN 10217-1: 2002 Welded steel tubes for pressure purposes. Non-alloy steel tubes with specified room temperature properties
EN 10217-1 EN 10217-1: Welded steel tubes for pressure purposes - Technical delivery conditions - Part 1: Non-alloy steel tubes with specified room temperature properties
EN 10217-1 EN 10217-1: Welded steel tubes for pressure purposes - Technical delivery conditions - Part 1: Non-alloy steel tubes with specified room temperature properties Pressure Vessels: External Pressure Technology, 2nd ed., Carl T. F. Ross, 2011