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S33550 Stainless Steel vs. C23400 Brass

S33550 stainless steel belongs to the iron alloys classification, while C23400 brass belongs to the copper 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 S33550 stainless steel and the bottom bar is C23400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Poisson's Ratio 0.27
0.32
Rockwell B Hardness 82
52 to 91
Shear Modulus, GPa 79
42
Tensile Strength: Ultimate (UTS), MPa 680
370 to 640

Thermal Properties

Latent Heat of Fusion, J/g 300
190
Maximum Temperature: Mechanical, °C 1100
160
Melting Completion (Liquidus), °C 1400
970
Melting Onset (Solidus), °C 1360
930
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 15
120
Thermal Expansion, µm/m-K 16
19

Otherwise Unclassified Properties

Base Metal Price, % relative 24
27
Density, g/cm3 7.8
8.5
Embodied Carbon, kg CO2/kg material 4.3
2.6
Embodied Energy, MJ/kg 61
43
Embodied Water, L/kg 190
320

Common Calculations

Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 24
12 to 21
Strength to Weight: Bending, points 22
13 to 19
Thermal Diffusivity, mm2/s 3.9
36
Thermal Shock Resistance, points 15
12 to 22

Alloy Composition

Carbon (C), % 0.040 to 0.1
0
Cerium (Ce), % 0.025 to 0.070
0
Chromium (Cr), % 25 to 28
0
Copper (Cu), % 0
81 to 84
Iron (Fe), % 48.8 to 58.2
0 to 0.050
Lanthanum (La), % 0.025 to 0.070
0
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0 to 1.5
0
Nickel (Ni), % 16.5 to 20
0
Niobium (Nb), % 0.050 to 0.15
0
Nitrogen (N), % 0.18 to 0.25
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Zinc (Zn), % 0
15.7 to 19
Residuals, % 0
0 to 0.2