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ACI-ASTM CB7Cu-1 Steel vs. AWS E3155

Both ACI-ASTM CB7Cu-1 steel and AWS E3155 are iron alloys. They have 52% of their average alloy composition in common. There are 23 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 CB7Cu-1 steel and the bottom bar is AWS E3155.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 5.7 to 11
23
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
81
Tensile Strength: Ultimate (UTS), MPa 960 to 1350
770

Thermal Properties

Latent Heat of Fusion, J/g 280
310
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1500
1410
Specific Heat Capacity, J/kg-K 480
450
Thermal Conductivity, W/m-K 17
13
Thermal Expansion, µm/m-K 11
13

Otherwise Unclassified Properties

Base Metal Price, % relative 13
70
Density, g/cm3 7.8
8.4
Embodied Carbon, kg CO2/kg material 2.6
7.7
Embodied Energy, MJ/kg 38
110
Embodied Water, L/kg 130
300

Common Calculations

PREN (Pitting Resistance) 17
35
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 34 to 48
26
Strength to Weight: Bending, points 28 to 35
22
Thermal Diffusivity, mm2/s 4.6
3.3
Thermal Shock Resistance, points 32 to 45
20

Alloy Composition

Carbon (C), % 0 to 0.070
0 to 0.1
Chromium (Cr), % 15.5 to 17.7
20 to 22.5
Cobalt (Co), % 0
18.5 to 21
Copper (Cu), % 2.5 to 3.2
0 to 0.75
Iron (Fe), % 72.3 to 78.4
23.3 to 36.3
Manganese (Mn), % 0 to 0.7
1.0 to 2.5
Molybdenum (Mo), % 0
2.5 to 3.5
Nickel (Ni), % 3.6 to 4.6
19 to 21
Niobium (Nb), % 0 to 0.35
0.75 to 1.3
Nitrogen (N), % 0 to 0.050
0
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 0
2.0 to 3.0