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S41045 Stainless Steel vs. C63000 Bronze

S41045 stainless steel belongs to the iron alloys classification, while C63000 bronze belongs to the copper 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 S41045 stainless steel and the bottom bar is C63000 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 25
7.9 to 15
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
44
Shear Strength, MPa 280
400 to 470
Tensile Strength: Ultimate (UTS), MPa 430
660 to 790
Tensile Strength: Yield (Proof), MPa 230
330 to 390

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
1040
Specific Heat Capacity, J/kg-K 480
440
Thermal Conductivity, W/m-K 29
39
Thermal Expansion, µm/m-K 10
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
7.6

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
29
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 2.2
3.5
Embodied Energy, MJ/kg 31
57
Embodied Water, L/kg 100
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 92
47 to 82
Resilience: Unit (Modulus of Resilience), kJ/m3 140
470 to 640
Stiffness to Weight: Axial, points 14
7.9
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 16
22 to 26
Strength to Weight: Bending, points 16
20 to 23
Thermal Diffusivity, mm2/s 7.8
11
Thermal Shock Resistance, points 16
23 to 27

Alloy Composition

Aluminum (Al), % 0
9.0 to 11
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 12 to 13
0
Copper (Cu), % 0
76.8 to 85
Iron (Fe), % 83.8 to 88
2.0 to 4.0
Manganese (Mn), % 0 to 1.0
0 to 1.5
Nickel (Ni), % 0 to 0.5
4.0 to 5.5
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 to 0.25
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.2
Zinc (Zn), % 0
0 to 0.3
Residuals, % 0
0 to 0.5