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ACI-ASTM CB7Cu-2 Steel vs. ASTM A216 Cast Steel

Both ACI-ASTM CB7Cu-2 steel and ASTM A216 cast steel are iron alloys. There are 28 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 CB7Cu-2 steel and the bottom bar is ASTM A216 cast steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 5.7 to 11
25 to 27
Fatigue Strength, MPa 420 to 590
170 to 230
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 75
72
Tensile Strength: Ultimate (UTS), MPa 960 to 1350
500 to 570
Tensile Strength: Yield (Proof), MPa 760 to 1180
230 to 310

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Melting Completion (Liquidus), °C 1430
1450 to 1460
Melting Onset (Solidus), °C 1380
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 17
49 to 52
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
7.1 to 7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
8.2 to 8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 13
1.8
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.6
1.4
Embodied Energy, MJ/kg 38
18
Embodied Water, L/kg 130
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 120
110 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 1510 to 3600
140 to 250
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 34 to 48
18 to 20
Strength to Weight: Bending, points 28 to 35
18 to 20
Thermal Diffusivity, mm2/s 4.6
13 to 14
Thermal Shock Resistance, points 32 to 45
16 to 18