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SAE-AISI 1146 Steel vs. C87500 Brass

SAE-AISI 1146 steel belongs to the iron alloys classification, while C87500 brass belongs to the copper alloys. There are 28 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 1146 steel and the bottom bar is C87500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 13 to 17
18
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 72
42
Tensile Strength: Ultimate (UTS), MPa 670 to 730
460
Tensile Strength: Yield (Proof), MPa 360 to 630
190

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Maximum Temperature: Mechanical, °C 400
170
Melting Completion (Liquidus), °C 1460
920
Melting Onset (Solidus), °C 1420
820
Specific Heat Capacity, J/kg-K 470
410
Thermal Conductivity, W/m-K 51
28
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
6.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
7.3

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
27
Density, g/cm3 7.8
8.3
Embodied Carbon, kg CO2/kg material 1.4
2.7
Embodied Energy, MJ/kg 18
44
Embodied Water, L/kg 46
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 93 to 97
67
Resilience: Unit (Modulus of Resilience), kJ/m3 340 to 1050
160
Stiffness to Weight: Axial, points 13
7.4
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 24 to 26
16
Strength to Weight: Bending, points 22 to 23
16
Thermal Diffusivity, mm2/s 14
8.3
Thermal Shock Resistance, points 20 to 22
17

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Carbon (C), % 0.42 to 0.49
0
Copper (Cu), % 0
79 to 85
Iron (Fe), % 98.3 to 98.8
0
Lead (Pb), % 0
0 to 0.5
Manganese (Mn), % 0.7 to 1.0
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0
3.0 to 5.0
Sulfur (S), % 0.080 to 0.13
0
Zinc (Zn), % 0
12 to 16
Residuals, % 0
0 to 0.5