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C90300 Bronze vs. S40977 Stainless Steel

C90300 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 C90300 bronze and the bottom bar is S40977 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 22
21
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 41
76
Tensile Strength: Ultimate (UTS), MPa 330
510
Tensile Strength: Yield (Proof), MPa 150
310

Thermal Properties

Latent Heat of Fusion, J/g 190
270
Maximum Temperature: Mechanical, °C 170
720
Melting Completion (Liquidus), °C 1000
1440
Melting Onset (Solidus), °C 850
1400
Specific Heat Capacity, J/kg-K 370
480
Thermal Conductivity, W/m-K 75
25
Thermal Expansion, µm/m-K 18
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 12
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 33
6.5
Density, g/cm3 8.7
7.8
Embodied Carbon, kg CO2/kg material 3.4
1.9
Embodied Energy, MJ/kg 56
27
Embodied Water, L/kg 370
97

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59
92
Resilience: Unit (Modulus of Resilience), kJ/m3 110
250
Stiffness to Weight: Axial, points 7.0
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 11
18
Strength to Weight: Bending, points 12
18
Thermal Diffusivity, mm2/s 23
6.7
Thermal Shock Resistance, points 12
18

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.2
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
10.5 to 12.5
Copper (Cu), % 86 to 89
0
Iron (Fe), % 0 to 0.2
83.9 to 89.2
Lead (Pb), % 0 to 0.3
0
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0 to 1.0
0.3 to 1.0
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0 to 1.5
0 to 0.040
Silicon (Si), % 0 to 0.0050
0 to 1.0
Sulfur (S), % 0 to 0.050
0 to 0.015
Tin (Sn), % 7.5 to 9.0
0
Zinc (Zn), % 3.0 to 5.0
0
Residuals, % 0 to 0.6
0