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ACI-ASTM CA40F Steel vs. SAE-AISI 5130 Steel

Both ACI-ASTM CA40F steel and SAE-AISI 5130 steel are iron alloys. They have 87% of their average alloy composition in common. There are 30 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 CA40F steel and the bottom bar is SAE-AISI 5130 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
150 to 190
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 13
12 to 22
Fatigue Strength, MPa 320
230 to 330
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 770
500 to 640
Tensile Strength: Yield (Proof), MPa 550
330 to 530

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 750
420
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 27
45
Thermal Expansion, µm/m-K 10
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.0
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.5
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 7.5
2.2
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.0
1.4
Embodied Energy, MJ/kg 28
19
Embodied Water, L/kg 100
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 94
74 to 98
Resilience: Unit (Modulus of Resilience), kJ/m3 790
290 to 750
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28
18 to 23
Strength to Weight: Bending, points 24
18 to 21
Thermal Diffusivity, mm2/s 7.2
12
Thermal Shock Resistance, points 28
16 to 20

Alloy Composition

Carbon (C), % 0.2 to 0.4
0.28 to 0.33
Chromium (Cr), % 11.5 to 14
0.8 to 1.1
Iron (Fe), % 81.6 to 88.3
97.2 to 98.1
Manganese (Mn), % 0 to 1.0
0.7 to 0.9
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.5
0.15 to 0.35
Sulfur (S), % 0.2 to 0.4
0 to 0.040