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C94500 Bronze vs. S40920 Stainless Steel

C94500 bronze belongs to the copper alloys classification, while S40920 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 S40920 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 50
150
Elastic (Young's, Tensile) Modulus, GPa 92
190
Elongation at Break, % 12
22
Poisson's Ratio 0.36
0.28
Shear Modulus, GPa 34
75
Tensile Strength: Ultimate (UTS), MPa 170
430
Tensile Strength: Yield (Proof), MPa 83
190

Thermal Properties

Latent Heat of Fusion, J/g 160
270
Maximum Temperature: Mechanical, °C 130
710
Melting Completion (Liquidus), °C 940
1450
Melting Onset (Solidus), °C 800
1400
Specific Heat Capacity, J/kg-K 330
480
Thermal Conductivity, W/m-K 52
26
Thermal Expansion, µm/m-K 20
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 9.7
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 30
6.5
Density, g/cm3 9.3
7.7
Embodied Carbon, kg CO2/kg material 3.2
2.0
Embodied Energy, MJ/kg 51
28
Embodied Water, L/kg 380
94

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 17
78
Resilience: Unit (Modulus of Resilience), kJ/m3 37
97
Stiffness to Weight: Axial, points 5.5
14
Stiffness to Weight: Bending, points 16
25
Strength to Weight: Axial, points 5.2
15
Strength to Weight: Bending, points 7.4
16
Thermal Diffusivity, mm2/s 17
6.9
Thermal Shock Resistance, points 6.7
15

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
10.5 to 11.7
Copper (Cu), % 66.7 to 78
0
Iron (Fe), % 0 to 0.15
85.1 to 89.4
Lead (Pb), % 16 to 22
0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0 to 1.0
0 to 0.5
Niobium (Nb), % 0
0 to 0.1
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0 to 0.050
0 to 0.040
Silicon (Si), % 0 to 0.0050
0 to 1.0
Sulfur (S), % 0 to 0.080
0 to 0.020
Tin (Sn), % 6.0 to 8.0
0
Titanium (Ti), % 0
0.15 to 0.5
Zinc (Zn), % 0 to 1.2
0