EN 1.1140 (C15R) Non-Alloy Steel
Other Steels
Property Overview
Density7.8g/cm³
Elastic Modulus190GPa
Tensile Strength430MPa
Yield Strength380MPa
Brinell Hardness143HB
Maximum Service Temperature400°C
Chemical Composition
C
0.12 to 0.18%
MN
0.3 to 0.6%
SI
0 to 0.4%
P
0 to 0.035%
S
0.020 to 0.040%
FE
98.7 to 99.56%
Mechanical
A - Min. elongation at fracture (%) (+C)
7
+C
A - Min. elongation at fracture (%) (+C)
8
+C
A - Min. elongation at fracture (%) (+C)
9
+C
A - Min. elongation at fracture (%) (+C)
10
+C
A - Min. elongation at fracture (%) (+C)
11
+C
Elastic (Young's, Tensile) Modulus
190 GPa
Elongation at Break
28 %
Fatigue Strength
170 MPa
Poisson's Ratio
0.29
R p0.2 0.2% proof strength (MPa) (+C)
380
+C
R p0.2 0.2% proof strength (MPa) (+C)
340
+C
R p0.2 0.2% proof strength (MPa) (+C)
280
+C
R p0.2 0.2% proof strength (MPa) (+C)
240
+C
R p0.2 0.2% proof strength (MPa) (+C)
215
+C
Rm - Tensile strength (MPa) (+C)
500-800
+C
Rm - Tensile strength (MPa) (+C)
480-780
+C
Rm - Tensile strength (MPa) (+C)
430-730
+C
Rm - Tensile strength (MPa) (+C)
380-670
+C
Rm - Tensile strength (MPa) (+C)
340-600
+C
Rm - Tensile strength (MPa) (+SH)
330-600
+SH
Shear Modulus
73 GPa
Shear Strength
280 MPa
Tensile Strength: Ultimate (UTS)
430 MPa
Tensile Strength: Yield (Proof)
230 MPa
Hardness
Brinell Hardness
130
Brinell hardness (HBW): (+A)
143
+A
Brinell hardness (HBW): (+N)
95 - 150
+N
Brinell hardness (HBW): (+SH)
98 - 178
+SH
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
51 W/m-K
Thermal Diffusivity
14 mm 2 /s
Thermal Expansion
12 µm/m-K
Thermal Shock Resistance
14 points
Electrical
Electrical Conductivity: Equal Volume
7.0 % IACS
Electrical Conductivity: Equal Weight (Specific)
8.0 % IACS
Other
Nominal thickness (mm):
5 - 10
Nominal thickness (mm):
10 - 16
Nominal thickness (mm):
16 - 40
Nominal thickness (mm):
40 - 63
Nominal thickness (mm):
63 - 100
Calculated
Resilience: Ultimate (Unit Rupture Work)
100 MJ/m 3
Resilience: Unit (Modulus of Resilience)
140 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
1.8 % relative
Embodied Carbon
1.4 kg CO 2 /kg material
Embodied Energy
18 MJ/kg
Embodied Energy
18 MJ/kg 7.9 x 10 3 BTU/lb
Embodied Water
45 L/kg
Embodied Water
45 L/kg 5.4 gal/lb
Registered Designations & Aliases
1.11401.1140C15RC15REN 1.1140 (C15R) Non-Alloy Steel
Standards
EN 10084 EN 10084: 2008 Case hardening steels. Technical delivery conditions
EN 10277-4 EN 10277-4: 2008 Bright steel products. Technical delivery conditions. Case hardening steels
EN 10297-1 EN 10297-1: 2003 Seamless circular steel tubes for mechanical and general engineering purposes. Non-alloy and alloy steel tubes. Technical delivery conditions
EN 10297-1 EN 10297-1: Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 1: Non-alloy and alloy steel tubes