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ACI-ASTM CA28MWV Steel vs. S45500 Stainless Steel

Both ACI-ASTM CA28MWV steel and S45500 stainless steel are iron alloys. They have 89% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CA28MWV steel and the bottom bar is S45500 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 330
280 to 500
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 11
3.4 to 11
Fatigue Strength, MPa 470
570 to 890
Poisson's Ratio 0.28
0.28
Reduction in Area, % 27
34 to 45
Shear Modulus, GPa 76
75
Tensile Strength: Ultimate (UTS), MPa 1080
1370 to 1850
Tensile Strength: Yield (Proof), MPa 870
1240 to 1700

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Maximum Temperature: Corrosion, °C 380
620
Maximum Temperature: Mechanical, °C 740
760
Melting Completion (Liquidus), °C 1470
1440
Melting Onset (Solidus), °C 1430
1400
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 10
11

Otherwise Unclassified Properties

Base Metal Price, % relative 11
17
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.1
3.8
Embodied Energy, MJ/kg 44
57
Embodied Water, L/kg 100
120

Common Calculations

PREN (Pitting Resistance) 17
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
45 to 190
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 38
48 to 65
Strength to Weight: Bending, points 30
35 to 42
Thermal Shock Resistance, points 40
48 to 64

Alloy Composition

Carbon (C), % 0.2 to 0.28
0 to 0.050
Chromium (Cr), % 11 to 12.5
11 to 12.5
Copper (Cu), % 0
1.5 to 2.5
Iron (Fe), % 81.4 to 85.8
71.5 to 79.2
Manganese (Mn), % 0.5 to 1.0
0 to 0.5
Molybdenum (Mo), % 0.9 to 1.3
0 to 0.5
Nickel (Ni), % 0.5 to 1.0
7.5 to 9.5
Niobium (Nb), % 0
0 to 0.5
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.030
Tantalum (Ta), % 0
0 to 0.5
Titanium (Ti), % 0
0.8 to 1.4
Tungsten (W), % 0.9 to 1.3
0
Vanadium (V), % 0.2 to 0.3
0