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SAE-AISI 1046 Steel vs. ACI-ASTM CH10 Steel

Both SAE-AISI 1046 steel and ACI-ASTM CH10 steel are iron alloys. They have 61% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1046 steel and the bottom bar is ACI-ASTM CH10 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 210
160
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 14 to 17
34
Fatigue Strength, MPa 240 to 390
180
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 72
78
Tensile Strength: Ultimate (UTS), MPa 660 to 740
540
Tensile Strength: Yield (Proof), MPa 370 to 610
230

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Maximum Temperature: Mechanical, °C 400
1100
Melting Completion (Liquidus), °C 1460
1410
Melting Onset (Solidus), °C 1420
1370
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 51
15
Thermal Expansion, µm/m-K 11
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 12
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
20
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
3.7
Embodied Energy, MJ/kg 18
53
Embodied Water, L/kg 46
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 91 to 95
150
Resilience: Unit (Modulus of Resilience), kJ/m3 360 to 990
140
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 23 to 26
19
Strength to Weight: Bending, points 22 to 23
19
Thermal Diffusivity, mm2/s 14
3.9
Thermal Shock Resistance, points 23 to 25
12

Alloy Composition

Carbon (C), % 0.43 to 0.5
0 to 0.1
Chromium (Cr), % 0
22 to 26
Iron (Fe), % 98.4 to 98.9
54.8 to 66
Manganese (Mn), % 0.7 to 1.0
0 to 1.5
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0
12 to 15
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0
0 to 2.0
Sulfur (S), % 0 to 0.050
0 to 0.040