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C87300 Bronze vs. S40977 Stainless Steel

C87300 bronze belongs to the copper alloys classification, while S40977 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 S40977 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 22
21
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
76
Tensile Strength: Ultimate (UTS), MPa 350
510
Tensile Strength: Yield (Proof), MPa 140
310

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Maximum Temperature: Mechanical, °C 200
720
Melting Completion (Liquidus), °C 970
1440
Melting Onset (Solidus), °C 820
1400
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 28
25
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.1
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 6.4
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 29
6.5
Density, g/cm3 8.6
7.8
Embodied Carbon, kg CO2/kg material 2.7
1.9
Embodied Energy, MJ/kg 42
27
Embodied Water, L/kg 300
97

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 62
92
Resilience: Unit (Modulus of Resilience), kJ/m3 86
250
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 11
18
Strength to Weight: Bending, points 13
18
Thermal Diffusivity, mm2/s 8.0
6.7
Thermal Shock Resistance, points 13
18

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
10.5 to 12.5
Copper (Cu), % 94 to 95.7
0
Iron (Fe), % 0 to 0.2
83.9 to 89.2
Lead (Pb), % 0 to 0.2
0
Manganese (Mn), % 0.8 to 1.5
0 to 1.5
Nickel (Ni), % 0
0.3 to 1.0
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 3.5 to 5.0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Zinc (Zn), % 0 to 0.25
0
Residuals, % 0 to 0.5
0