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ACI-ASTM CA28MWV Steel vs. S21460 Stainless Steel

Both ACI-ASTM CA28MWV steel and S21460 stainless steel are iron alloys. They have 74% of their average alloy composition in common. There are 28 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 CA28MWV steel and the bottom bar is S21460 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 330
250
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 11
46
Fatigue Strength, MPa 470
390
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Tensile Strength: Ultimate (UTS), MPa 1080
830
Tensile Strength: Yield (Proof), MPa 870
430

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 380
410
Maximum Temperature: Mechanical, °C 740
920
Melting Completion (Liquidus), °C 1470
1380
Melting Onset (Solidus), °C 1430
1330
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 10
18

Otherwise Unclassified Properties

Base Metal Price, % relative 11
14
Density, g/cm3 7.9
7.6
Embodied Carbon, kg CO2/kg material 3.1
3.0
Embodied Energy, MJ/kg 44
43
Embodied Water, L/kg 100
160

Common Calculations

PREN (Pitting Resistance) 17
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
320
Resilience: Unit (Modulus of Resilience), kJ/m3 1920
460
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 38
30
Strength to Weight: Bending, points 30
26
Thermal Shock Resistance, points 40
17

Alloy Composition

Carbon (C), % 0.2 to 0.28
0 to 0.12
Chromium (Cr), % 11 to 12.5
17 to 19
Iron (Fe), % 81.4 to 85.8
57.3 to 63.7
Manganese (Mn), % 0.5 to 1.0
14 to 16
Molybdenum (Mo), % 0.9 to 1.3
0
Nickel (Ni), % 0.5 to 1.0
5.0 to 6.0
Nitrogen (N), % 0
0.35 to 0.5
Phosphorus (P), % 0 to 0.030
0 to 0.060
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 0.9 to 1.3
0
Vanadium (V), % 0.2 to 0.3
0