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SAE-AISI 9254 Steel vs. C44500 Brass

SAE-AISI 9254 steel belongs to the iron alloys classification, while C44500 brass belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 9254 steel and the bottom bar is C44500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 72
41
Tensile Strength: Ultimate (UTS), MPa 660
350
Tensile Strength: Yield (Proof), MPa 410
120

Thermal Properties

Latent Heat of Fusion, J/g 270
180
Maximum Temperature: Mechanical, °C 410
140
Melting Completion (Liquidus), °C 1440
940
Melting Onset (Solidus), °C 1400
900
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 46
110
Thermal Expansion, µm/m-K 13
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
25
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
27

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
26
Density, g/cm3 7.7
8.3
Embodied Carbon, kg CO2/kg material 1.5
2.7
Embodied Energy, MJ/kg 20
46
Embodied Water, L/kg 49
330

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 450
65
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 24
12
Strength to Weight: Bending, points 22
13
Thermal Diffusivity, mm2/s 12
35
Thermal Shock Resistance, points 20
12

Alloy Composition

Carbon (C), % 0.51 to 0.59
0
Chromium (Cr), % 0.6 to 0.8
0
Copper (Cu), % 0
70 to 73
Iron (Fe), % 96.1 to 97.1
0 to 0.060
Lead (Pb), % 0
0 to 0.070
Manganese (Mn), % 0.6 to 0.8
0
Phosphorus (P), % 0 to 0.035
0.020 to 0.1
Silicon (Si), % 1.2 to 1.6
0
Sulfur (S), % 0 to 0.040
0
Tin (Sn), % 0
0.9 to 1.2
Zinc (Zn), % 0
25.2 to 29.1
Residuals, % 0
0 to 0.4