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C90800 Bronze vs. S31254 Stainless Steel

C90800 bronze belongs to the copper alloys classification, while S31254 stainless steel belongs to the iron 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 C90800 bronze and the bottom bar is S31254 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 90
190
Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 13
40
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 40
80
Tensile Strength: Ultimate (UTS), MPa 330
720
Tensile Strength: Yield (Proof), MPa 170
330

Thermal Properties

Latent Heat of Fusion, J/g 190
300
Maximum Temperature: Mechanical, °C 170
1090
Melting Completion (Liquidus), °C 990
1460
Melting Onset (Solidus), °C 870
1420
Specific Heat Capacity, J/kg-K 370
460
Thermal Conductivity, W/m-K 68
14
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 11
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 36
28
Density, g/cm3 8.7
8.0
Embodied Carbon, kg CO2/kg material 3.8
5.5
Embodied Energy, MJ/kg 62
74
Embodied Water, L/kg 410
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 35
240
Resilience: Unit (Modulus of Resilience), kJ/m3 140
270
Stiffness to Weight: Axial, points 6.9
14
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 11
25
Strength to Weight: Bending, points 12
22
Thermal Diffusivity, mm2/s 21
3.8
Thermal Shock Resistance, points 12
15

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.2
0
Carbon (C), % 0
0 to 0.020
Chromium (Cr), % 0
19.5 to 20.5
Copper (Cu), % 85.3 to 89
0.5 to 1.0
Iron (Fe), % 0 to 0.15
51.4 to 56.3
Lead (Pb), % 0 to 0.25
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
6.0 to 6.5
Nickel (Ni), % 0 to 0.5
17.5 to 18.5
Nitrogen (N), % 0
0.18 to 0.22
Phosphorus (P), % 0 to 0.3
0 to 0.030
Silicon (Si), % 0 to 0.0050
0 to 0.8
Sulfur (S), % 0 to 0.050
0 to 0.010
Tin (Sn), % 11 to 13
0
Zinc (Zn), % 0 to 0.25
0