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ACI-ASTM CB7Cu-1 Steel vs. EN 1.4005 Stainless Steel

Both ACI-ASTM CB7Cu-1 steel and EN 1.4005 stainless steel are iron alloys. They have 89% 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 1.4005 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 5.7 to 11
13 to 21
Fatigue Strength, MPa 420 to 590
240 to 290
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
76
Tensile Strength: Ultimate (UTS), MPa 960 to 1350
630 to 750
Tensile Strength: Yield (Proof), MPa 760 to 1180
370 to 500

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Melting Completion (Liquidus), °C 1430
1440
Melting Onset (Solidus), °C 1500
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 17
30
Thermal Expansion, µm/m-K 11
10

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
7.0
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 2.6
2.0
Embodied Energy, MJ/kg 38
28
Embodied Water, L/kg 130
100

Common Calculations

PREN (Pitting Resistance) 17
14
Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 120
90 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 1500 to 3590
350 to 650
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 34 to 48
23 to 27
Strength to Weight: Bending, points 28 to 35
21 to 24
Thermal Diffusivity, mm2/s 4.6
8.1
Thermal Shock Resistance, points 32 to 45
23 to 27

Alloy Composition

Carbon (C), % 0 to 0.070
0.060 to 0.15
Chromium (Cr), % 15.5 to 17.7
12 to 14
Copper (Cu), % 2.5 to 3.2
0
Iron (Fe), % 72.3 to 78.4
82.4 to 87.8
Manganese (Mn), % 0 to 0.7
0 to 1.5
Molybdenum (Mo), % 0
0 to 0.6
Nickel (Ni), % 3.6 to 4.6
0
Niobium (Nb), % 0 to 0.35
0
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
0.15 to 0.35