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EN 1.7383 Steel vs. ACI-ASTM CB7Cu-2 Steel

Both EN 1.7383 steel and ACI-ASTM CB7Cu-2 steel are iron alloys. They have 80% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.7383 steel and the bottom bar is ACI-ASTM CB7Cu-2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 180
300 to 420
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20 to 23
5.7 to 11
Fatigue Strength, MPa 210 to 270
420 to 590
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
75
Tensile Strength: Ultimate (UTS), MPa 560 to 610
960 to 1350
Tensile Strength: Yield (Proof), MPa 300 to 400
760 to 1180

Thermal Properties

Latent Heat of Fusion, J/g 260
280
Melting Completion (Liquidus), °C 1470
1430
Melting Onset (Solidus), °C 1430
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 39
17
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.7
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 3.9
13
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.8
2.6
Embodied Energy, MJ/kg 23
38
Embodied Water, L/kg 59
130

Common Calculations

PREN (Pitting Resistance) 5.6
15
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
71 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 240 to 420
1510 to 3600
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 20 to 22
34 to 48
Strength to Weight: Bending, points 19 to 20
28 to 35
Thermal Diffusivity, mm2/s 11
4.6
Thermal Shock Resistance, points 16 to 18
32 to 45

Alloy Composition

Aluminum (Al), % 0 to 0.040
0
Carbon (C), % 0.080 to 0.15
0 to 0.070
Chromium (Cr), % 2.0 to 2.5
14 to 15.5
Copper (Cu), % 0 to 0.3
2.5 to 3.2
Iron (Fe), % 94.3 to 96.6
73.6 to 79
Manganese (Mn), % 0.4 to 0.8
0 to 0.7
Molybdenum (Mo), % 0.9 to 1.1
0
Nickel (Ni), % 0 to 0.3
4.5 to 5.5
Niobium (Nb), % 0
0 to 0.35
Nitrogen (N), % 0
0 to 0.050
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030