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S33550 Stainless Steel vs. C44500 Brass

S33550 stainless steel belongs to the iron alloys classification, while C44500 brass belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is S33550 stainless steel and the bottom bar is C44500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Poisson's Ratio 0.27
0.32
Shear Modulus, GPa 79
41
Tensile Strength: Ultimate (UTS), MPa 680
350
Tensile Strength: Yield (Proof), MPa 310
120

Thermal Properties

Latent Heat of Fusion, J/g 300
180
Maximum Temperature: Mechanical, °C 1100
140
Melting Completion (Liquidus), °C 1400
940
Melting Onset (Solidus), °C 1360
900
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 15
110
Thermal Expansion, µm/m-K 16
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
25
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
27

Otherwise Unclassified Properties

Base Metal Price, % relative 24
26
Density, g/cm3 7.8
8.3
Embodied Carbon, kg CO2/kg material 4.3
2.7
Embodied Energy, MJ/kg 61
46
Embodied Water, L/kg 190
330

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 250
65
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 24
12
Strength to Weight: Bending, points 22
13
Thermal Diffusivity, mm2/s 3.9
35
Thermal Shock Resistance, points 15
12

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
70 to 73
Iron (Fe), % 48.8 to 58.2
0 to 0.060
Lanthanum (La), % 0.025 to 0.070
0
Lead (Pb), % 0
0 to 0.070
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
0.020 to 0.1
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0.9 to 1.2
Zinc (Zn), % 0
25.2 to 29.1
Residuals, % 0
0 to 0.4