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C43400 Brass vs. SAE-AISI 9254 Steel

C43400 brass belongs to the copper alloys classification, while SAE-AISI 9254 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 C43400 brass and the bottom bar is SAE-AISI 9254 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 3.0 to 49
20
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 42
72
Shear Strength, MPa 250 to 390
410
Tensile Strength: Ultimate (UTS), MPa 310 to 690
660
Tensile Strength: Yield (Proof), MPa 110 to 560
410

Thermal Properties

Latent Heat of Fusion, J/g 190
270
Maximum Temperature: Mechanical, °C 170
410
Melting Completion (Liquidus), °C 1020
1440
Melting Onset (Solidus), °C 990
1400
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 140
46
Thermal Expansion, µm/m-K 19
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 32
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 28
2.2
Density, g/cm3 8.6
7.7
Embodied Carbon, kg CO2/kg material 2.7
1.5
Embodied Energy, MJ/kg 44
20
Embodied Water, L/kg 320
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 120
110
Resilience: Unit (Modulus of Resilience), kJ/m3 57 to 1420
450
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 10 to 22
24
Strength to Weight: Bending, points 12 to 20
22
Thermal Diffusivity, mm2/s 41
12
Thermal Shock Resistance, points 11 to 24
20

Alloy Composition

Carbon (C), % 0
0.51 to 0.59
Chromium (Cr), % 0
0.6 to 0.8
Copper (Cu), % 84 to 87
0
Iron (Fe), % 0 to 0.050
96.1 to 97.1
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
0.6 to 0.8
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
1.2 to 1.6
Sulfur (S), % 0
0 to 0.040
Tin (Sn), % 0.4 to 1.0
0
Zinc (Zn), % 11.4 to 15.6
0
Residuals, % 0 to 0.5
0