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AWS E3155 vs. ACI-ASTM CB7Cu-1 Steel

Both AWS E3155 and ACI-ASTM CB7Cu-1 steel 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 AWS E3155 and the bottom bar is ACI-ASTM CB7Cu-1 steel.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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