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EN 1.0314 Steel vs. ASTM A266 Carbon Steel

Both EN 1.0314 steel and ASTM A266 carbon steel are iron alloys.

For each property being compared, the top bar is EN 1.0314 steel and the bottom bar is ASTM A266 carbon steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 92 to 120
150 to 180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 24 to 25
21 to 26
Fatigue Strength, MPa 140 to 220
170 to 200
Poisson's Ratio 0.29
0.29
Reduction in Area, % 78 to 86
34 to 43
Shear Modulus, GPa 73
73
Shear Strength, MPa 200 to 250
320 to 380
Tensile Strength: Ultimate (UTS), MPa 320 to 400
500 to 600
Tensile Strength: Yield (Proof), MPa 190 to 310
230 to 290

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
400
Melting Completion (Liquidus), °C 1470
1460
Melting Onset (Solidus), °C 1430
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 53
51 to 52
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.9
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 7.9
8.1 to 8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
1.8
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.4
Embodied Energy, MJ/kg 18
18 to 19
Embodied Water, L/kg 46
46 to 47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 68 to 87
110
Resilience: Unit (Modulus of Resilience), kJ/m3 95 to 250
140 to 230
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 11 to 14
18 to 21
Strength to Weight: Bending, points 13 to 15
18 to 20
Thermal Diffusivity, mm2/s 14
14
Thermal Shock Resistance, points 10 to 13
16 to 19