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S31266 Stainless Steel vs. C27200 Brass

S31266 stainless steel belongs to the iron alloys classification, while C27200 brass belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is S31266 stainless steel and the bottom bar is C27200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
110
Elongation at Break, % 40
10 to 50
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 81
40
Shear Strength, MPa 590
230 to 320
Tensile Strength: Ultimate (UTS), MPa 860
370 to 590
Tensile Strength: Yield (Proof), MPa 470
150 to 410

Thermal Properties

Latent Heat of Fusion, J/g 310
170
Maximum Temperature: Mechanical, °C 1100
130
Melting Completion (Liquidus), °C 1470
920
Melting Onset (Solidus), °C 1420
870
Specific Heat Capacity, J/kg-K 460
390
Thermal Conductivity, W/m-K 12
120
Thermal Expansion, µm/m-K 16
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.8
28
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
31

Otherwise Unclassified Properties

Base Metal Price, % relative 37
24
Density, g/cm3 8.2
8.1
Embodied Carbon, kg CO2/kg material 6.5
2.7
Embodied Energy, MJ/kg 89
45
Embodied Water, L/kg 220
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 290
30 to 270
Resilience: Unit (Modulus of Resilience), kJ/m3 540
110 to 810
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 29
13 to 20
Strength to Weight: Bending, points 24
14 to 19
Thermal Diffusivity, mm2/s 3.1
37
Thermal Shock Resistance, points 18
12 to 20

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 23 to 25
0
Copper (Cu), % 1.0 to 2.5
62 to 65
Iron (Fe), % 34.1 to 46
0 to 0.070
Lead (Pb), % 0
0 to 0.070
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
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.020
0
Tungsten (W), % 1.5 to 2.5
0
Zinc (Zn), % 0
34.6 to 38
Residuals, % 0
0 to 0.3