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SAE-AISI T15 Steel vs. C34000 Brass

SAE-AISI T15 steel belongs to the iron alloys classification, while C34000 brass belongs to the copper alloys. There are 21 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI T15 steel and the bottom bar is C34000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 76
40
Tensile Strength: Ultimate (UTS), MPa 830 to 2240
340 to 650

Thermal Properties

Latent Heat of Fusion, J/g 250
170
Melting Completion (Liquidus), °C 1690
930
Melting Onset (Solidus), °C 1640
890
Specific Heat Capacity, J/kg-K 430
380
Thermal Conductivity, W/m-K 21
120
Thermal Expansion, µm/m-K 12
21

Otherwise Unclassified Properties

Base Metal Price, % relative 43
24
Density, g/cm3 8.7
8.1
Embodied Carbon, kg CO2/kg material 16
2.6
Embodied Energy, MJ/kg 250
45
Embodied Water, L/kg 140
320

Common Calculations

Stiffness to Weight: Axial, points 13
7.1
Stiffness to Weight: Bending, points 22
19
Strength to Weight: Axial, points 26 to 71
11 to 22
Strength to Weight: Bending, points 22 to 43
13 to 21
Thermal Diffusivity, mm2/s 5.6
37
Thermal Shock Resistance, points 26 to 70
11 to 22

Alloy Composition

Carbon (C), % 1.5 to 1.6
0
Chromium (Cr), % 3.8 to 5.0
0
Cobalt (Co), % 4.8 to 5.3
0
Copper (Cu), % 0 to 0.25
62 to 65
Iron (Fe), % 67.5 to 73.5
0 to 0.1
Lead (Pb), % 0
0.8 to 1.5
Manganese (Mn), % 0.15 to 0.4
0
Molybdenum (Mo), % 0 to 1.0
0
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.15 to 0.4
0
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 11.8 to 13
0
Vanadium (V), % 4.5 to 5.3
0
Zinc (Zn), % 0
33 to 37.2
Residuals, % 0
0 to 0.4