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S44537 Stainless Steel vs. C27400 Brass

S44537 stainless steel belongs to the iron alloys classification, while C27400 brass belongs to the copper alloys. There are 25 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is S44537 stainless steel and the bottom bar is C27400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Poisson's Ratio 0.27
0.31
Rockwell B Hardness 80
53 to 91
Shear Modulus, GPa 79
40
Tensile Strength: Ultimate (UTS), MPa 510
370 to 650

Thermal Properties

Latent Heat of Fusion, J/g 290
170
Maximum Temperature: Mechanical, °C 1000
120
Melting Completion (Liquidus), °C 1480
920
Melting Onset (Solidus), °C 1430
870
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 21
120
Thermal Expansion, µm/m-K 11
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
28
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
31

Otherwise Unclassified Properties

Base Metal Price, % relative 19
23
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 3.4
2.7
Embodied Energy, MJ/kg 50
45
Embodied Water, L/kg 140
320

Common Calculations

Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 18
13 to 23
Strength to Weight: Bending, points 18
14 to 21
Thermal Diffusivity, mm2/s 5.6
37
Thermal Shock Resistance, points 17
12 to 22

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 20 to 24
0
Copper (Cu), % 0 to 0.5
61 to 64
Iron (Fe), % 69 to 78.6
0 to 0.1
Lanthanum (La), % 0.040 to 0.2
0
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0 to 0.8
0
Nickel (Ni), % 0 to 0.5
0
Niobium (Nb), % 0.2 to 1.0
0
Nitrogen (N), % 0 to 0.040
0
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0.1 to 0.6
0
Sulfur (S), % 0 to 0.0060
0
Titanium (Ti), % 0.020 to 0.2
0
Tungsten (W), % 1.0 to 3.0
0
Zinc (Zn), % 0
35.6 to 39
Residuals, % 0
0 to 0.3