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C62500 Bronze vs. S41045 Stainless Steel

C62500 bronze belongs to the copper alloys classification, while S41045 stainless steel belongs to the iron 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 C62500 bronze and the bottom bar is S41045 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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