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S41045 Stainless Steel vs. C62500 Bronze

S41045 stainless steel belongs to the iron alloys classification, while C62500 bronze belongs to the copper alloys. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is S41045 stainless steel and the bottom bar is C62500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 25
1.0
Fatigue Strength, MPa 160
460
Poisson's Ratio 0.28
0.34
Rockwell B Hardness 70
29
Shear Modulus, GPa 76
42
Shear Strength, MPa 280
410
Tensile Strength: Ultimate (UTS), MPa 430
690
Tensile Strength: Yield (Proof), MPa 230
410

Thermal Properties

Latent Heat of Fusion, J/g 270
230
Maximum Temperature: Mechanical, °C 740
230
Melting Completion (Liquidus), °C 1450
1050
Melting Onset (Solidus), °C 1400
1050
Specific Heat Capacity, J/kg-K 480
460
Thermal Conductivity, W/m-K 29
47
Thermal Expansion, µm/m-K 10
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
10
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
11

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
26
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 2.2
3.3
Embodied Energy, MJ/kg 31
55
Embodied Water, L/kg 100
410

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 92
6.0
Resilience: Unit (Modulus of Resilience), kJ/m3 140
750
Stiffness to Weight: Axial, points 14
7.8
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 16
24
Strength to Weight: Bending, points 16
22
Thermal Diffusivity, mm2/s 7.8
13
Thermal Shock Resistance, points 16
24

Alloy Composition

Aluminum (Al), % 0
12.5 to 13.5
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 12 to 13
0
Copper (Cu), % 0
78.5 to 84
Iron (Fe), % 83.8 to 88
3.5 to 5.5
Manganese (Mn), % 0 to 1.0
0 to 2.0
Nickel (Ni), % 0 to 0.5
0
Niobium (Nb), % 0 to 0.6
0
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Residuals, % 0
0 to 0.5