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SAE-AISI 9254 Steel vs. C38000 Brass

SAE-AISI 9254 steel belongs to the iron alloys classification, while C38000 brass belongs to the copper alloys. There are 27 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 SAE-AISI 9254 steel and the bottom bar is C38000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 20
17
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 72
39
Shear Strength, MPa 410
230
Tensile Strength: Ultimate (UTS), MPa 660
380
Tensile Strength: Yield (Proof), MPa 410
120

Thermal Properties

Latent Heat of Fusion, J/g 270
170
Maximum Temperature: Mechanical, °C 410
110
Melting Completion (Liquidus), °C 1440
800
Melting Onset (Solidus), °C 1400
760
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 46
110
Thermal Expansion, µm/m-K 13
21

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
22
Density, g/cm3 7.7
8.0
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: Ultimate (Unit Rupture Work), MJ/m3 110
50
Resilience: Unit (Modulus of Resilience), kJ/m3 450
74
Stiffness to Weight: Axial, points 13
7.1
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 24
13
Strength to Weight: Bending, points 22
14
Thermal Diffusivity, mm2/s 12
37
Thermal Shock Resistance, points 20
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Carbon (C), % 0.51 to 0.59
0
Chromium (Cr), % 0.6 to 0.8
0
Copper (Cu), % 0
55 to 60
Iron (Fe), % 96.1 to 97.1
0 to 0.35
Lead (Pb), % 0
1.5 to 2.5
Manganese (Mn), % 0.6 to 0.8
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 1.2 to 1.6
0
Sulfur (S), % 0 to 0.040
0
Tin (Sn), % 0
0 to 0.3
Zinc (Zn), % 0
35.9 to 43.5
Residuals, % 0
0 to 0.5