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ACI-ASTM CA28MWV Steel vs. EN 1.4578 Stainless Steel

Both ACI-ASTM CA28MWV steel and EN 1.4578 stainless steel are iron alloys. They have 80% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CA28MWV steel and the bottom bar is EN 1.4578 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 330
190
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 11
51
Fatigue Strength, MPa 470
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Tensile Strength: Ultimate (UTS), MPa 1080
550
Tensile Strength: Yield (Proof), MPa 870
200

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 380
410
Maximum Temperature: Mechanical, °C 740
930
Melting Completion (Liquidus), °C 1470
1430
Melting Onset (Solidus), °C 1430
1390
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 25
14
Thermal Expansion, µm/m-K 10
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.6
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 5.3
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 11
19
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.1
3.7
Embodied Energy, MJ/kg 44
51
Embodied Water, L/kg 100
160

Common Calculations

PREN (Pitting Resistance) 17
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
220
Resilience: Unit (Modulus of Resilience), kJ/m3 1920
100
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 38
19
Strength to Weight: Bending, points 30
19
Thermal Diffusivity, mm2/s 6.6
3.9
Thermal Shock Resistance, points 40
12

Alloy Composition

Carbon (C), % 0.2 to 0.28
0 to 0.040
Chromium (Cr), % 11 to 12.5
16.5 to 17.5
Copper (Cu), % 0
3.0 to 3.5
Iron (Fe), % 81.4 to 85.8
62.3 to 68.5
Manganese (Mn), % 0.5 to 1.0
0 to 2.0
Molybdenum (Mo), % 0.9 to 1.3
2.0 to 2.5
Nickel (Ni), % 0.5 to 1.0
10 to 11
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Tungsten (W), % 0.9 to 1.3
0
Vanadium (V), % 0.2 to 0.3
0