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ACI-ASTM CB7Cu-2 Steel vs. EN 1.3555 Steel

Both ACI-ASTM CB7Cu-2 steel and EN 1.3555 steel are iron alloys. They have 84% 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-2 steel and the bottom bar is EN 1.3555 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 300 to 420
230
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 75
75
Tensile Strength: Ultimate (UTS), MPa 960 to 1350
770

Thermal Properties

Latent Heat of Fusion, J/g 280
260
Melting Completion (Liquidus), °C 1430
1500
Melting Onset (Solidus), °C 1380
1450
Specific Heat Capacity, J/kg-K 480
460
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
9.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
11

Otherwise Unclassified Properties

Base Metal Price, % relative 13
11
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.6
5.6
Embodied Energy, MJ/kg 38
81
Embodied Water, L/kg 130
90

Common Calculations

PREN (Pitting Resistance) 15
18
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 34 to 48
27
Strength to Weight: Bending, points 28 to 35
23
Thermal Shock Resistance, points 32 to 45
22

Alloy Composition

Carbon (C), % 0 to 0.070
0.1 to 0.15
Chromium (Cr), % 14 to 15.5
3.9 to 4.3
Copper (Cu), % 2.5 to 3.2
0 to 0.1
Iron (Fe), % 73.6 to 79
85.4 to 87.7
Manganese (Mn), % 0 to 0.7
0.15 to 0.35
Molybdenum (Mo), % 0
4.0 to 4.5
Nickel (Ni), % 4.5 to 5.5
3.2 to 3.6
Niobium (Nb), % 0 to 0.35
0
Nitrogen (N), % 0 to 0.050
0
Phosphorus (P), % 0 to 0.035
0 to 0.015
Silicon (Si), % 0 to 1.0
0.1 to 0.25
Sulfur (S), % 0 to 0.030
0 to 0.010
Tungsten (W), % 0
0 to 0.15
Vanadium (V), % 0
1.0 to 1.3