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C95820 Bronze vs. S31266 Stainless Steel

C95820 bronze belongs to the copper alloys classification, while S31266 stainless steel belongs to the iron alloys. There are 28 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 C95820 bronze and the bottom bar is S31266 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
210
Elongation at Break, % 15
40
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 44
81
Tensile Strength: Ultimate (UTS), MPa 730
860
Tensile Strength: Yield (Proof), MPa 310
470

Thermal Properties

Latent Heat of Fusion, J/g 230
310
Maximum Temperature: Mechanical, °C 230
1100
Melting Completion (Liquidus), °C 1080
1470
Melting Onset (Solidus), °C 1020
1420
Specific Heat Capacity, J/kg-K 440
460
Thermal Conductivity, W/m-K 38
12
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
1.8
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 29
37
Density, g/cm3 8.3
8.2
Embodied Carbon, kg CO2/kg material 3.5
6.5
Embodied Energy, MJ/kg 56
89
Embodied Water, L/kg 380
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 86
290
Resilience: Unit (Modulus of Resilience), kJ/m3 400
540
Stiffness to Weight: Axial, points 8.0
14
Stiffness to Weight: Bending, points 20
24
Strength to Weight: Axial, points 24
29
Strength to Weight: Bending, points 22
24
Thermal Diffusivity, mm2/s 11
3.1
Thermal Shock Resistance, points 25
18

Alloy Composition

Aluminum (Al), % 9.0 to 10
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
23 to 25
Copper (Cu), % 77.5 to 82.5
1.0 to 2.5
Iron (Fe), % 4.0 to 5.0
34.1 to 46
Lead (Pb), % 0 to 0.020
0
Manganese (Mn), % 0 to 1.5
2.0 to 4.0
Molybdenum (Mo), % 0
5.2 to 6.2
Nickel (Ni), % 4.5 to 5.8
21 to 24
Nitrogen (N), % 0
0.35 to 0.6
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0 to 0.1
0 to 1.0
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 0 to 0.020
0
Tungsten (W), % 0
1.5 to 2.5
Zinc (Zn), % 0 to 0.2
0
Residuals, % 0 to 0.8
0