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C94100 Bronze vs. S44725 Stainless Steel

C94100 bronze belongs to the copper alloys classification, while S44725 stainless steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C94100 bronze and the bottom bar is S44725 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 92
200
Elongation at Break, % 7.8
22
Poisson's Ratio 0.36
0.27
Shear Modulus, GPa 34
81
Tensile Strength: Ultimate (UTS), MPa 190
500
Tensile Strength: Yield (Proof), MPa 130
310

Thermal Properties

Latent Heat of Fusion, J/g 160
290
Maximum Temperature: Mechanical, °C 130
1100
Melting Completion (Liquidus), °C 870
1450
Melting Onset (Solidus), °C 790
1410
Specific Heat Capacity, J/kg-K 330
480
Thermal Expansion, µm/m-K 20
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 29
15
Density, g/cm3 9.2
7.7
Embodied Carbon, kg CO2/kg material 3.0
3.1
Embodied Energy, MJ/kg 48
44
Embodied Water, L/kg 370
170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 14
99
Resilience: Unit (Modulus of Resilience), kJ/m3 97
240
Stiffness to Weight: Axial, points 5.5
15
Stiffness to Weight: Bending, points 16
25
Strength to Weight: Axial, points 5.8
18
Strength to Weight: Bending, points 8.1
18
Thermal Shock Resistance, points 7.6
16

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.8
0
Carbon (C), % 0
0 to 0.015
Chromium (Cr), % 0
25 to 28.5
Copper (Cu), % 72 to 79
0
Iron (Fe), % 0 to 0.25
67.6 to 73.5
Lead (Pb), % 18 to 22
0
Manganese (Mn), % 0
0 to 0.4
Molybdenum (Mo), % 0
1.5 to 2.5
Nickel (Ni), % 0 to 1.0
0 to 0.3
Niobium (Nb), % 0
0 to 0.26
Nitrogen (N), % 0
0 to 0.018
Phosphorus (P), % 0 to 1.5
0 to 0.040
Silicon (Si), % 0 to 0.0050
0 to 0.040
Sulfur (S), % 0 to 0.080
0 to 0.020
Tin (Sn), % 4.5 to 6.5
0
Titanium (Ti), % 0
0 to 0.26
Zinc (Zn), % 0 to 1.0
0
Residuals, % 0 to 1.3
0