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C94500 Bronze vs. S32950 Stainless Steel

C94500 bronze belongs to the copper alloys classification, while S32950 stainless steel belongs to the iron alloys. There are 29 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 C94500 bronze and the bottom bar is S32950 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 50
260
Elastic (Young's, Tensile) Modulus, GPa 92
200
Elongation at Break, % 12
17
Poisson's Ratio 0.36
0.27
Shear Modulus, GPa 34
80
Tensile Strength: Ultimate (UTS), MPa 170
780
Tensile Strength: Yield (Proof), MPa 83
550

Thermal Properties

Latent Heat of Fusion, J/g 160
300
Maximum Temperature: Mechanical, °C 130
1100
Melting Completion (Liquidus), °C 940
1430
Melting Onset (Solidus), °C 800
1390
Specific Heat Capacity, J/kg-K 330
480
Thermal Conductivity, W/m-K 52
16
Thermal Expansion, µm/m-K 20
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 9.7
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 30
17
Density, g/cm3 9.3
7.7
Embodied Carbon, kg CO2/kg material 3.2
3.4
Embodied Energy, MJ/kg 51
47
Embodied Water, L/kg 380
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 17
120
Resilience: Unit (Modulus of Resilience), kJ/m3 37
730
Stiffness to Weight: Axial, points 5.5
15
Stiffness to Weight: Bending, points 16
25
Strength to Weight: Axial, points 5.2
28
Strength to Weight: Bending, points 7.4
24
Thermal Diffusivity, mm2/s 17
4.3
Thermal Shock Resistance, points 6.7
21

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.8
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
26 to 29
Copper (Cu), % 66.7 to 78
0
Iron (Fe), % 0 to 0.15
60.3 to 69.4
Lead (Pb), % 16 to 22
0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
1.0 to 2.5
Nickel (Ni), % 0 to 1.0
3.5 to 5.2
Nitrogen (N), % 0
0.15 to 0.35
Phosphorus (P), % 0 to 0.050
0 to 0.035
Silicon (Si), % 0 to 0.0050
0 to 0.6
Sulfur (S), % 0 to 0.080
0 to 0.010
Tin (Sn), % 6.0 to 8.0
0
Zinc (Zn), % 0 to 1.2
0