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C23400 Brass vs. S35140 Stainless Steel

C23400 brass belongs to the copper alloys classification, while S35140 stainless steel belongs to the iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is C23400 brass and the bottom bar is S35140 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Poisson's Ratio 0.32
0.28
Rockwell B Hardness 52 to 91
88
Shear Modulus, GPa 42
78
Tensile Strength: Ultimate (UTS), MPa 370 to 640
690

Thermal Properties

Latent Heat of Fusion, J/g 190
300
Maximum Temperature: Mechanical, °C 160
1100
Melting Completion (Liquidus), °C 970
1420
Melting Onset (Solidus), °C 930
1370
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 120
14
Thermal Expansion, µm/m-K 19
16

Otherwise Unclassified Properties

Base Metal Price, % relative 27
31
Density, g/cm3 8.5
8.0
Embodied Carbon, kg CO2/kg material 2.6
5.5
Embodied Energy, MJ/kg 43
78
Embodied Water, L/kg 320
190

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
24
Strength to Weight: Bending, points 13 to 19
22
Thermal Diffusivity, mm2/s 36
3.7
Thermal Shock Resistance, points 12 to 22
16

Alloy Composition

Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0
20 to 22
Copper (Cu), % 81 to 84
0
Iron (Fe), % 0 to 0.050
44.1 to 52.7
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
1.0 to 3.0
Molybdenum (Mo), % 0
1.0 to 2.0
Nickel (Ni), % 0
25 to 27
Niobium (Nb), % 0
0.25 to 0.75
Nitrogen (N), % 0
0.080 to 0.2
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
0 to 0.75
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 15.7 to 19
0
Residuals, % 0 to 0.2
0