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CC763S Brass vs. S31266 Stainless Steel

CC763S brass belongs to the copper alloys classification, while S31266 stainless steel belongs to the iron 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 CC763S brass and the bottom bar is S31266 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
210
Elongation at Break, % 7.3
40
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 41
81
Tensile Strength: Ultimate (UTS), MPa 490
860
Tensile Strength: Yield (Proof), MPa 270
470

Thermal Properties

Latent Heat of Fusion, J/g 190
310
Maximum Temperature: Mechanical, °C 140
1100
Melting Completion (Liquidus), °C 870
1470
Melting Onset (Solidus), °C 830
1420
Specific Heat Capacity, J/kg-K 400
460
Thermal Expansion, µm/m-K 20
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
1.8
Electrical Conductivity: Equal Weight (Specific), % IACS 32
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 24
37
Density, g/cm3 8.0
8.2
Embodied Carbon, kg CO2/kg material 2.9
6.5
Embodied Energy, MJ/kg 49
89
Embodied Water, L/kg 330
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30
290
Resilience: Unit (Modulus of Resilience), kJ/m3 340
540
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 20
24
Strength to Weight: Axial, points 17
29
Strength to Weight: Bending, points 17
24
Thermal Shock Resistance, points 16
18

Alloy Composition

Aluminum (Al), % 1.0 to 2.5
0
Antimony (Sb), % 0 to 0.080
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
23 to 25
Copper (Cu), % 56.5 to 67
1.0 to 2.5
Iron (Fe), % 0.5 to 2.0
34.1 to 46
Lead (Pb), % 0 to 1.5
0
Manganese (Mn), % 1.0 to 3.5
2.0 to 4.0
Molybdenum (Mo), % 0
5.2 to 6.2
Nickel (Ni), % 0 to 2.5
21 to 24
Nitrogen (N), % 0
0.35 to 0.6
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 0 to 1.0
0
Tungsten (W), % 0
1.5 to 2.5
Zinc (Zn), % 18.9 to 41
0