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C33200 Brass vs. SAE-AISI 1078 Steel

C33200 brass belongs to the copper alloys classification, while SAE-AISI 1078 steel belongs to the iron alloys. There are 29 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 C33200 brass and the bottom bar is SAE-AISI 1078 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 7.0 to 60
11 to 14
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 40
72
Shear Strength, MPa 240 to 300
440 to 470
Tensile Strength: Ultimate (UTS), MPa 320 to 520
730 to 780
Tensile Strength: Yield (Proof), MPa 110 to 450
430 to 570

Thermal Properties

Latent Heat of Fusion, J/g 170
250
Maximum Temperature: Mechanical, °C 130
400
Melting Completion (Liquidus), °C 930
1460
Melting Onset (Solidus), °C 900
1420
Specific Heat Capacity, J/kg-K 380
470
Thermal Conductivity, W/m-K 120
49
Thermal Expansion, µm/m-K 20
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 28
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 24
1.8
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 2.6
1.4
Embodied Energy, MJ/kg 44
18
Embodied Water, L/kg 320
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 35 to 150
77 to 90
Resilience: Unit (Modulus of Resilience), kJ/m3 60 to 960
490 to 860
Stiffness to Weight: Axial, points 7.1
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 11 to 17
26 to 28
Strength to Weight: Bending, points 13 to 17
23 to 24
Thermal Diffusivity, mm2/s 37
13
Thermal Shock Resistance, points 11 to 17
25 to 26

Alloy Composition

Carbon (C), % 0
0.72 to 0.85
Copper (Cu), % 65 to 68
0
Iron (Fe), % 0 to 0.070
98.5 to 99
Lead (Pb), % 1.5 to 2.5
0
Manganese (Mn), % 0
0.3 to 0.6
Phosphorus (P), % 0
0 to 0.040
Sulfur (S), % 0
0 to 0.050
Zinc (Zn), % 29 to 33.5
0
Residuals, % 0 to 0.4
0