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ACI-ASTM CA28MWV Steel vs. SAE-AISI 1025 Steel

Both ACI-ASTM CA28MWV steel and SAE-AISI 1025 steel are iron alloys. They have 84% of their average alloy composition in common. There are 31 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 SAE-AISI 1025 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 330
130 to 140
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 11
17 to 28
Fatigue Strength, MPa 470
190 to 280
Poisson's Ratio 0.28
0.29
Reduction in Area, % 27
45 to 57
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 1080
450 to 500
Tensile Strength: Yield (Proof), MPa 870
250 to 420

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 740
400
Melting Completion (Liquidus), °C 1470
1460
Melting Onset (Solidus), °C 1430
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 25
52
Thermal Expansion, µm/m-K 10
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.6
6.9
Electrical Conductivity: Equal Weight (Specific), % IACS 5.3
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 11
1.8
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.1
1.4
Embodied Energy, MJ/kg 44
18
Embodied Water, L/kg 100
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
80 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 1920
170 to 470
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 38
16 to 18
Strength to Weight: Bending, points 30
17 to 18
Thermal Diffusivity, mm2/s 6.6
14
Thermal Shock Resistance, points 40
14 to 16

Alloy Composition

Carbon (C), % 0.2 to 0.28
0.22 to 0.28
Chromium (Cr), % 11 to 12.5
0
Iron (Fe), % 81.4 to 85.8
99.03 to 99.48
Manganese (Mn), % 0.5 to 1.0
0.3 to 0.6
Molybdenum (Mo), % 0.9 to 1.3
0
Nickel (Ni), % 0.5 to 1.0
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0 to 0.050
Tungsten (W), % 0.9 to 1.3
0
Vanadium (V), % 0.2 to 0.3
0