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C34500 Brass vs. SAE-AISI 1090 Steel

C34500 brass belongs to the copper alloys classification, while SAE-AISI 1090 steel belongs to the iron 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 C34500 brass and the bottom bar is SAE-AISI 1090 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 12 to 28
11
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 40
72
Shear Strength, MPa 220 to 260
470 to 570
Tensile Strength: Ultimate (UTS), MPa 340 to 430
790 to 950
Tensile Strength: Yield (Proof), MPa 120 to 180
520 to 610

Thermal Properties

Latent Heat of Fusion, J/g 170
240
Maximum Temperature: Mechanical, °C 120
400
Melting Completion (Liquidus), °C 910
1450
Melting Onset (Solidus), °C 890
1410
Specific Heat Capacity, J/kg-K 380
470
Thermal Conductivity, W/m-K 120
50
Thermal Expansion, µm/m-K 21
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 29
8.2

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 45
19
Embodied Water, L/kg 320
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 42 to 75
82 to 91
Resilience: Unit (Modulus of Resilience), kJ/m3 69 to 160
730 to 1000
Stiffness to Weight: Axial, points 7.1
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 12 to 15
28 to 34
Strength to Weight: Bending, points 13 to 16
24 to 27
Thermal Diffusivity, mm2/s 37
13
Thermal Shock Resistance, points 11 to 14
25 to 31

Alloy Composition

Carbon (C), % 0
0.85 to 1.0
Copper (Cu), % 62 to 65
0
Iron (Fe), % 0 to 0.15
98 to 98.6
Lead (Pb), % 1.5 to 2.5
0
Manganese (Mn), % 0
0.6 to 0.9
Phosphorus (P), % 0
0 to 0.040
Sulfur (S), % 0
0 to 0.050
Zinc (Zn), % 32 to 36.5
0
Residuals, % 0 to 0.4
0