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C87300 Bronze vs. S30441 Stainless Steel

C87300 bronze belongs to the copper alloys classification, while S30441 stainless steel belongs to the iron alloys. There are 28 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 C87300 bronze and the bottom bar is S30441 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 22
45
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
76
Tensile Strength: Ultimate (UTS), MPa 350
580
Tensile Strength: Yield (Proof), MPa 140
230

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Mechanical, °C 200
940
Melting Completion (Liquidus), °C 970
1420
Melting Onset (Solidus), °C 820
1370
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 28
15
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.1
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 6.4
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 29
18
Density, g/cm3 8.6
7.8
Embodied Carbon, kg CO2/kg material 2.7
3.4
Embodied Energy, MJ/kg 42
50
Embodied Water, L/kg 300
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 62
210
Resilience: Unit (Modulus of Resilience), kJ/m3 86
140
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 11
21
Strength to Weight: Bending, points 13
20
Thermal Diffusivity, mm2/s 8.0
4.0
Thermal Shock Resistance, points 13
13

Alloy Composition

Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
17.5 to 19.5
Copper (Cu), % 94 to 95.7
1.5 to 2.5
Iron (Fe), % 0 to 0.2
62 to 71.7
Lead (Pb), % 0 to 0.2
0
Manganese (Mn), % 0.8 to 1.5
0 to 2.0
Nickel (Ni), % 0
8.0 to 10.5
Niobium (Nb), % 0
0.1 to 0.5
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 3.5 to 5.0
1.0 to 2.0
Sulfur (S), % 0
0 to 0.030
Tungsten (W), % 0
0.2 to 0.8
Zinc (Zn), % 0 to 0.25
0
Residuals, % 0 to 0.5
0