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ACI-ASTM CA28MWV Steel vs. S30815 Stainless Steel

Both ACI-ASTM CA28MWV steel and S30815 stainless steel are iron alloys. They have 79% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CA28MWV steel and the bottom bar is S30815 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 330
190
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 11
45
Fatigue Strength, MPa 470
320
Poisson's Ratio 0.28
0.28
Reduction in Area, % 27
56
Shear Modulus, GPa 76
77
Tensile Strength: Ultimate (UTS), MPa 1080
680
Tensile Strength: Yield (Proof), MPa 870
350

Thermal Properties

Latent Heat of Fusion, J/g 270
310
Maximum Temperature: Corrosion, °C 380
430
Maximum Temperature: Mechanical, °C 740
1020
Melting Completion (Liquidus), °C 1470
1400
Melting Onset (Solidus), °C 1430
1360
Specific Heat Capacity, J/kg-K 470
490
Thermal Conductivity, W/m-K 25
15
Thermal Expansion, µm/m-K 10
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.6
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 5.3
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 11
17
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 3.1
3.3
Embodied Energy, MJ/kg 44
47
Embodied Water, L/kg 100
160

Common Calculations

PREN (Pitting Resistance) 17
24
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
260
Resilience: Unit (Modulus of Resilience), kJ/m3 1920
310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 38
25
Strength to Weight: Bending, points 30
22
Thermal Diffusivity, mm2/s 6.6
4.0
Thermal Shock Resistance, points 40
15

Alloy Composition

Carbon (C), % 0.2 to 0.28
0.050 to 0.1
Cerium (Ce), % 0
0.030 to 0.080
Chromium (Cr), % 11 to 12.5
20 to 22
Iron (Fe), % 81.4 to 85.8
62.8 to 68.4
Manganese (Mn), % 0.5 to 1.0
0 to 0.8
Molybdenum (Mo), % 0.9 to 1.3
0
Nickel (Ni), % 0.5 to 1.0
10 to 12
Nitrogen (N), % 0
0.14 to 0.2
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 1.0
1.4 to 2.0
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