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ACI-ASTM CB7Cu-1 Steel vs. N08367 Stainless Steel

Both ACI-ASTM CB7Cu-1 steel and N08367 stainless steel are iron alloys. They have 68% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (6, 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 N08367 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 300 to 420
210
Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 5.7 to 11
34
Fatigue Strength, MPa 420 to 590
280
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
80
Tensile Strength: Ultimate (UTS), MPa 960 to 1350
740
Tensile Strength: Yield (Proof), MPa 760 to 1180
350

Thermal Properties

Latent Heat of Fusion, J/g 280
310
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1500
1410
Specific Heat Capacity, J/kg-K 480
460
Thermal Conductivity, W/m-K 17
12
Thermal Expansion, µm/m-K 11
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
1.8
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 13
33
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 2.6
6.2
Embodied Energy, MJ/kg 38
84
Embodied Water, L/kg 130
200

Common Calculations

PREN (Pitting Resistance) 17
46
Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 120
210
Resilience: Unit (Modulus of Resilience), kJ/m3 1500 to 3590
290
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 34 to 48
25
Strength to Weight: Bending, points 28 to 35
22
Thermal Diffusivity, mm2/s 4.6
3.2
Thermal Shock Resistance, points 32 to 45
17

Alloy Composition

Carbon (C), % 0 to 0.070
0 to 0.030
Chromium (Cr), % 15.5 to 17.7
20 to 22
Copper (Cu), % 2.5 to 3.2
0 to 0.75
Iron (Fe), % 72.3 to 78.4
41.4 to 50.3
Manganese (Mn), % 0 to 0.7
0 to 2.0
Molybdenum (Mo), % 0
6.0 to 7.0
Nickel (Ni), % 3.6 to 4.6
23.5 to 25.5
Niobium (Nb), % 0 to 0.35
0
Nitrogen (N), % 0 to 0.050
0.18 to 0.25
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 to 0.030