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ASTM A414 Steel vs. ACI-ASTM CD3MWCuN Steel

Both ASTM A414 steel and ACI-ASTM CD3MWCuN steel are iron alloys. There are 29 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 ASTM A414 steel and the bottom bar is ACI-ASTM CD3MWCuN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 15 to 26
29
Fatigue Strength, MPa 140 to 260
370
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 73
80
Tensile Strength: Ultimate (UTS), MPa 360 to 590
790
Tensile Strength: Yield (Proof), MPa 190 to 350
500

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 400
1100
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 49 to 50
16
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2 to 7.3
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3 to 8.4
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
22
Density, g/cm3 7.8 to 7.9
7.9
Embodied Carbon, kg CO2/kg material 1.5 to 1.6
4.2
Embodied Energy, MJ/kg 20 to 22
58
Embodied Water, L/kg 48
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 69 to 130
200
Resilience: Unit (Modulus of Resilience), kJ/m3 100 to 330
620
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 13 to 21
28
Strength to Weight: Bending, points 14 to 20
24
Thermal Diffusivity, mm2/s 13
4.2
Thermal Shock Resistance, points 11 to 17
22