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S24000 Stainless Steel vs. ACI-ASTM CB7Cu-1 Steel

Both S24000 stainless steel and ACI-ASTM CB7Cu-1 steel are iron alloys. They have 86% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is S24000 stainless steel and the bottom bar is ACI-ASTM CB7Cu-1 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
300 to 420
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 39
5.7 to 11
Fatigue Strength, MPa 370
420 to 590
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Tensile Strength: Ultimate (UTS), MPa 770
960 to 1350
Tensile Strength: Yield (Proof), MPa 430
760 to 1180

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Melting Completion (Liquidus), °C 1390
1430
Melting Onset (Solidus), °C 1350
1500
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 17
11

Otherwise Unclassified Properties

Base Metal Price, % relative 12
13
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 2.7
2.6
Embodied Energy, MJ/kg 39
38
Embodied Water, L/kg 150
130

Common Calculations

PREN (Pitting Resistance) 23
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 260
71 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 470
1500 to 3590
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28
34 to 48
Strength to Weight: Bending, points 24
28 to 35
Thermal Shock Resistance, points 16
32 to 45

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.070
Chromium (Cr), % 17 to 19
15.5 to 17.7
Copper (Cu), % 0
2.5 to 3.2
Iron (Fe), % 61.5 to 69
72.3 to 78.4
Manganese (Mn), % 11.5 to 14.5
0 to 0.7
Nickel (Ni), % 2.3 to 3.7
3.6 to 4.6
Niobium (Nb), % 0
0 to 0.35
Nitrogen (N), % 0.2 to 0.4
0 to 0.050
Phosphorus (P), % 0 to 0.060
0 to 0.035
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030