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C91100 Bronze vs. S44635 Stainless Steel

C91100 bronze belongs to the copper alloys classification, while S44635 stainless steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C91100 bronze and the bottom bar is S44635 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
210
Elongation at Break, % 2.0
23
Poisson's Ratio 0.34
0.27
Shear Modulus, GPa 39
81
Tensile Strength: Ultimate (UTS), MPa 240
710
Tensile Strength: Yield (Proof), MPa 170
580

Thermal Properties

Latent Heat of Fusion, J/g 180
300
Maximum Temperature: Mechanical, °C 160
1100
Melting Completion (Liquidus), °C 950
1460
Melting Onset (Solidus), °C 820
1420
Specific Heat Capacity, J/kg-K 360
470
Thermal Conductivity, W/m-K 63
16
Thermal Expansion, µm/m-K 18
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 38
22
Density, g/cm3 8.7
7.8
Embodied Carbon, kg CO2/kg material 4.2
4.4
Embodied Energy, MJ/kg 69
62
Embodied Water, L/kg 440
170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.4
150
Resilience: Unit (Modulus of Resilience), kJ/m3 140
810
Stiffness to Weight: Axial, points 6.7
15
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 7.7
25
Strength to Weight: Bending, points 9.9
23
Thermal Diffusivity, mm2/s 20
4.4
Thermal Shock Resistance, points 9.1
23

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.2
0
Carbon (C), % 0
0 to 0.025
Chromium (Cr), % 0
24.5 to 26
Copper (Cu), % 82 to 85
0
Iron (Fe), % 0 to 0.25
61.5 to 68.5
Lead (Pb), % 0 to 0.25
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
3.5 to 4.5
Nickel (Ni), % 0 to 0.5
3.5 to 4.5
Niobium (Nb), % 0
0.2 to 0.8
Nitrogen (N), % 0
0 to 0.035
Phosphorus (P), % 0 to 1.0
0 to 0.040
Silicon (Si), % 0 to 0.0050
0 to 0.75
Sulfur (S), % 0 to 0.050
0 to 0.030
Tin (Sn), % 15 to 17
0
Titanium (Ti), % 0
0.2 to 0.8
Zinc (Zn), % 0 to 0.25
0