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ACI-ASTM CE30 Steel vs. S21460 Stainless Steel

Both ACI-ASTM CE30 steel and S21460 stainless steel are iron alloys. They have 85% of their average alloy composition in common. There are 28 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 CE30 steel and the bottom bar is S21460 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
250
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 11
46
Fatigue Strength, MPa 170
390
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 79
77
Tensile Strength: Ultimate (UTS), MPa 630
830
Tensile Strength: Yield (Proof), MPa 310
430

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Corrosion, °C 460
410
Maximum Temperature: Mechanical, °C 1100
920
Melting Completion (Liquidus), °C 1410
1380
Melting Onset (Solidus), °C 1360
1330
Specific Heat Capacity, J/kg-K 490
480
Thermal Expansion, µm/m-K 17
18

Otherwise Unclassified Properties

Base Metal Price, % relative 19
14
Density, g/cm3 7.7
7.6
Embodied Carbon, kg CO2/kg material 3.4
3.0
Embodied Energy, MJ/kg 49
43
Embodied Water, L/kg 180
160

Common Calculations

PREN (Pitting Resistance) 28
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 59
320
Resilience: Unit (Modulus of Resilience), kJ/m3 240
460
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 23
30
Strength to Weight: Bending, points 21
26
Thermal Shock Resistance, points 13
17

Alloy Composition

Carbon (C), % 0 to 0.3
0 to 0.12
Chromium (Cr), % 26 to 30
17 to 19
Iron (Fe), % 55.1 to 66
57.3 to 63.7
Manganese (Mn), % 0 to 1.5
14 to 16
Nickel (Ni), % 8.0 to 11
5.0 to 6.0
Nitrogen (N), % 0
0.35 to 0.5
Phosphorus (P), % 0 to 0.040
0 to 0.060
Silicon (Si), % 0 to 2.0
0 to 1.0
Sulfur (S), % 0 to 0.040
0 to 0.030