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ACI-ASTM CB7Cu-1 Steel vs. EN 1.4913 Stainless Steel

Both ACI-ASTM CB7Cu-1 steel and EN 1.4913 stainless steel are iron alloys. They have 87% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (5, 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 EN 1.4913 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 5.7 to 11
14 to 22
Fatigue Strength, MPa 420 to 590
320 to 480
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
75
Tensile Strength: Ultimate (UTS), MPa 960 to 1350
870 to 980
Tensile Strength: Yield (Proof), MPa 760 to 1180
480 to 850

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1500
1410
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 17
24
Thermal Expansion, µm/m-K 11
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 13
9.0
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.6
2.9
Embodied Energy, MJ/kg 38
41
Embodied Water, L/kg 130
97

Common Calculations

PREN (Pitting Resistance) 17
14
Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 120
130 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 1500 to 3590
600 to 1860
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 34 to 48
31 to 35
Strength to Weight: Bending, points 28 to 35
26 to 28
Thermal Diffusivity, mm2/s 4.6
6.5
Thermal Shock Resistance, points 32 to 45
31 to 34

Alloy Composition

Aluminum (Al), % 0
0 to 0.020
Boron (B), % 0
0 to 0.0015
Carbon (C), % 0 to 0.070
0.17 to 0.23
Chromium (Cr), % 15.5 to 17.7
10 to 11.5
Copper (Cu), % 2.5 to 3.2
0
Iron (Fe), % 72.3 to 78.4
84.5 to 88.3
Manganese (Mn), % 0 to 0.7
0.4 to 0.9
Molybdenum (Mo), % 0
0.5 to 0.8
Nickel (Ni), % 3.6 to 4.6
0.2 to 0.6
Niobium (Nb), % 0 to 0.35
0.25 to 0.55
Nitrogen (N), % 0 to 0.050
0.050 to 0.1
Phosphorus (P), % 0 to 0.035
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.015
Vanadium (V), % 0
0.1 to 0.3