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ACI-ASTM CT15C Steel vs. ASTM A266 Carbon Steel

Both ACI-ASTM CT15C steel and ASTM A266 carbon steel are iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CT15C steel and the bottom bar is ASTM A266 carbon steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
150 to 180
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 23
21 to 26
Fatigue Strength, MPa 130
170 to 200
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 500
500 to 600
Tensile Strength: Yield (Proof), MPa 190
230 to 290

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1080
400
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1360
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 12
51 to 52
Thermal Expansion, µm/m-K 16
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
8.1 to 8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 36
1.8
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 6.1
1.4
Embodied Energy, MJ/kg 88
18 to 19
Embodied Water, L/kg 190
46 to 47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 90
110
Resilience: Unit (Modulus of Resilience), kJ/m3 93
140 to 230
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17
18 to 21
Strength to Weight: Bending, points 17
18 to 20
Thermal Diffusivity, mm2/s 3.2
14
Thermal Shock Resistance, points 12
16 to 19