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ACI-ASTM CC50 Steel vs. ASTM A302 Alloy Steel

Both ACI-ASTM CC50 steel and ASTM A302 alloy steel are iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CC50 steel and the bottom bar is ASTM A302 alloy steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
180 to 190
Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 80
73
Tensile Strength: Ultimate (UTS), MPa 430
590 to 620

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
410
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1370
1420
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 17
39 to 51
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
7.2 to 7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
8.2 to 8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 14
2.4 to 3.0
Density, g/cm3 7.6
7.8 to 7.9
Embodied Carbon, kg CO2/kg material 2.7
1.5 to 1.6
Embodied Energy, MJ/kg 39
20 to 21
Embodied Water, L/kg 170
48 to 50

Common Calculations

Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 26
24
Strength to Weight: Axial, points 16
21 to 22
Strength to Weight: Bending, points 17
20 to 21
Thermal Diffusivity, mm2/s 4.5
10 to 14
Thermal Shock Resistance, points 14
17 to 18