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SAE-AISI 1078 Steel vs. C66200 Brass

SAE-AISI 1078 steel belongs to the iron alloys classification, while C66200 brass belongs to the copper alloys. There are 29 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 SAE-AISI 1078 steel and the bottom bar is C66200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 11 to 14
8.0 to 15
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 72
42
Shear Strength, MPa 440 to 470
270 to 300
Tensile Strength: Ultimate (UTS), MPa 730 to 780
450 to 520
Tensile Strength: Yield (Proof), MPa 430 to 570
410 to 480

Thermal Properties

Latent Heat of Fusion, J/g 250
200
Maximum Temperature: Mechanical, °C 400
180
Melting Completion (Liquidus), °C 1460
1070
Melting Onset (Solidus), °C 1420
1030
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 49
150
Thermal Expansion, µm/m-K 11
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
35
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
36

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
29
Density, g/cm3 7.8
8.7
Embodied Carbon, kg CO2/kg material 1.4
2.7
Embodied Energy, MJ/kg 18
43
Embodied Water, L/kg 45
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 77 to 90
40 to 66
Resilience: Unit (Modulus of Resilience), kJ/m3 490 to 860
760 to 1030
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 26 to 28
14 to 17
Strength to Weight: Bending, points 23 to 24
15 to 16
Thermal Diffusivity, mm2/s 13
45
Thermal Shock Resistance, points 25 to 26
16 to 18

Alloy Composition

Carbon (C), % 0.72 to 0.85
0
Copper (Cu), % 0
86.6 to 91
Iron (Fe), % 98.5 to 99
0 to 0.050
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0.3 to 0.6
0
Nickel (Ni), % 0
0.3 to 1.0
Phosphorus (P), % 0 to 0.040
0.050 to 0.2
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 0
0.2 to 0.7
Zinc (Zn), % 0
6.5 to 12.9
Residuals, % 0
0 to 0.5