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S31266 Stainless Steel vs. C42200 Brass

S31266 stainless steel belongs to the iron alloys classification, while C42200 brass belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is S31266 stainless steel and the bottom bar is C42200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
110
Elongation at Break, % 40
2.0 to 46
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 81
42
Shear Strength, MPa 590
210 to 350
Tensile Strength: Ultimate (UTS), MPa 860
300 to 610
Tensile Strength: Yield (Proof), MPa 470
100 to 570

Thermal Properties

Latent Heat of Fusion, J/g 310
200
Maximum Temperature: Mechanical, °C 1100
170
Melting Completion (Liquidus), °C 1470
1040
Melting Onset (Solidus), °C 1420
1020
Specific Heat Capacity, J/kg-K 460
380
Thermal Conductivity, W/m-K 12
130
Thermal Expansion, µm/m-K 16
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.8
31
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
32

Otherwise Unclassified Properties

Base Metal Price, % relative 37
29
Density, g/cm3 8.2
8.6
Embodied Carbon, kg CO2/kg material 6.5
2.7
Embodied Energy, MJ/kg 89
44
Embodied Water, L/kg 220
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 290
12 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 540
49 to 1460
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 29
9.5 to 19
Strength to Weight: Bending, points 24
11 to 18
Thermal Diffusivity, mm2/s 3.1
39
Thermal Shock Resistance, points 18
10 to 21

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 23 to 25
0
Copper (Cu), % 1.0 to 2.5
86 to 89
Iron (Fe), % 34.1 to 46
0 to 0.050
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 2.0 to 4.0
0
Molybdenum (Mo), % 5.2 to 6.2
0
Nickel (Ni), % 21 to 24
0
Nitrogen (N), % 0.35 to 0.6
0
Phosphorus (P), % 0 to 0.035
0 to 0.35
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.020
0
Tin (Sn), % 0
0.8 to 1.4
Tungsten (W), % 1.5 to 2.5
0
Zinc (Zn), % 0
8.7 to 13.2
Residuals, % 0
0 to 0.5