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C23400 Brass vs. S34565 Stainless Steel

C23400 brass belongs to the copper alloys classification, while S34565 stainless steel belongs to the iron alloys. There are 23 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 S34565 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
210
Poisson's Ratio 0.32
0.28
Rockwell B Hardness 52 to 91
88
Shear Modulus, GPa 42
80
Tensile Strength: Ultimate (UTS), MPa 370 to 640
900

Thermal Properties

Latent Heat of Fusion, J/g 190
310
Maximum Temperature: Mechanical, °C 160
1100
Melting Completion (Liquidus), °C 970
1420
Melting Onset (Solidus), °C 930
1380
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 120
12
Thermal Expansion, µm/m-K 19
15

Otherwise Unclassified Properties

Base Metal Price, % relative 27
28
Density, g/cm3 8.5
7.9
Embodied Carbon, kg CO2/kg material 2.6
5.3
Embodied Energy, MJ/kg 43
73
Embodied Water, L/kg 320
210

Common Calculations

Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 12 to 21
32
Strength to Weight: Bending, points 13 to 19
26
Thermal Diffusivity, mm2/s 36
3.2
Thermal Shock Resistance, points 12 to 22
22

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
23 to 25
Copper (Cu), % 81 to 84
0
Iron (Fe), % 0 to 0.050
43.2 to 51.6
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
5.0 to 7.0
Molybdenum (Mo), % 0
4.0 to 5.0
Nickel (Ni), % 0
16 to 18
Niobium (Nb), % 0
0 to 0.1
Nitrogen (N), % 0
0.4 to 0.6
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.010
Zinc (Zn), % 15.7 to 19
0
Residuals, % 0 to 0.2
0