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ASTM A266 Carbon Steel vs. EN 1.0234 Steel

Both ASTM A266 carbon steel and EN 1.0234 steel are iron alloys.

For each property being compared, the top bar is ASTM A266 carbon steel and the bottom bar is EN 1.0234 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150 to 180
100 to 140
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 21 to 26
12 to 29
Fatigue Strength, MPa 170 to 200
170 to 270
Poisson's Ratio 0.29
0.29
Reduction in Area, % 34 to 43
64 to 78
Shear Modulus, GPa 73
73
Shear Strength, MPa 320 to 380
260 to 300
Tensile Strength: Ultimate (UTS), MPa 500 to 600
350 to 480
Tensile Strength: Yield (Proof), MPa 230 to 290
220 to 410

Thermal Properties

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

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1 to 8.2
8.0

Otherwise Unclassified Properties

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

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
36 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 230
130 to 440
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 18 to 21
12 to 17
Strength to Weight: Bending, points 18 to 20
14 to 17
Thermal Diffusivity, mm2/s 14
14
Thermal Shock Resistance, points 16 to 19
11 to 15