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C23400 Brass vs. S31266 Stainless Steel

C23400 brass belongs to the copper alloys classification, while S31266 stainless steel belongs to the iron alloys. There are 22 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is C23400 brass and the bottom bar is S31266 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
210
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 42
81
Tensile Strength: Ultimate (UTS), MPa 370 to 640
860

Thermal Properties

Latent Heat of Fusion, J/g 190
310
Maximum Temperature: Mechanical, °C 160
1100
Melting Completion (Liquidus), °C 970
1470
Melting Onset (Solidus), °C 930
1420
Specific Heat Capacity, J/kg-K 390
460
Thermal Conductivity, W/m-K 120
12
Thermal Expansion, µm/m-K 19
16

Otherwise Unclassified Properties

Base Metal Price, % relative 27
37
Density, g/cm3 8.5
8.2
Embodied Carbon, kg CO2/kg material 2.6
6.5
Embodied Energy, MJ/kg 43
89
Embodied Water, L/kg 320
220

Common Calculations

Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 12 to 21
29
Strength to Weight: Bending, points 13 to 19
24
Thermal Diffusivity, mm2/s 36
3.1
Thermal Shock Resistance, points 12 to 22
18

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
23 to 25
Copper (Cu), % 81 to 84
1.0 to 2.5
Iron (Fe), % 0 to 0.050
34.1 to 46
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
2.0 to 4.0
Molybdenum (Mo), % 0
5.2 to 6.2
Nickel (Ni), % 0
21 to 24
Nitrogen (N), % 0
0.35 to 0.6
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.020
Tungsten (W), % 0
1.5 to 2.5
Zinc (Zn), % 15.7 to 19
0
Residuals, % 0 to 0.2
0