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ACI-ASTM CA28MWV Steel vs. EN 1.4305 Stainless Steel

Both ACI-ASTM CA28MWV steel and EN 1.4305 stainless steel are iron alloys. They have 84% of their average alloy composition in common. There are 32 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 EN 1.4305 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 330
200 to 270
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 11
14 to 40
Fatigue Strength, MPa 470
190 to 330
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Tensile Strength: Ultimate (UTS), MPa 1080
610 to 900
Tensile Strength: Yield (Proof), MPa 870
220 to 570

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
1420
Melting Onset (Solidus), °C 1430
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 25
15
Thermal Expansion, µm/m-K 10
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.6
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 5.3
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 11
15
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.1
3.0
Embodied Energy, MJ/kg 44
42
Embodied Water, L/kg 100
140

Common Calculations

PREN (Pitting Resistance) 17
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
110 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 1920
120 to 830
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 38
22 to 32
Strength to Weight: Bending, points 30
20 to 27
Thermal Diffusivity, mm2/s 6.6
4.0
Thermal Shock Resistance, points 40
14 to 20

Alloy Composition

Carbon (C), % 0.2 to 0.28
0 to 0.1
Chromium (Cr), % 11 to 12.5
17 to 19
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 81.4 to 85.8
66.4 to 74.9
Manganese (Mn), % 0.5 to 1.0
0 to 2.0
Molybdenum (Mo), % 0.9 to 1.3
0
Nickel (Ni), % 0.5 to 1.0
8.0 to 10
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
0.15 to 0.35
Tungsten (W), % 0.9 to 1.3
0
Vanadium (V), % 0.2 to 0.3
0