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S31260 Stainless Steel vs. CC491K Bronze

S31260 stainless steel belongs to the iron alloys classification, while CC491K bronze belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is S31260 stainless steel and the bottom bar is CC491K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
73
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 23
13
Poisson's Ratio 0.27
0.34
Shear Modulus, GPa 80
40
Tensile Strength: Ultimate (UTS), MPa 790
260
Tensile Strength: Yield (Proof), MPa 540
120

Thermal Properties

Latent Heat of Fusion, J/g 300
190
Maximum Temperature: Mechanical, °C 1100
160
Melting Completion (Liquidus), °C 1450
980
Melting Onset (Solidus), °C 1400
900
Specific Heat Capacity, J/kg-K 480
370
Thermal Conductivity, W/m-K 16
71
Thermal Expansion, µm/m-K 13
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
15
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
15

Otherwise Unclassified Properties

Base Metal Price, % relative 20
31
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 3.9
3.1
Embodied Energy, MJ/kg 53
51
Embodied Water, L/kg 180
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
27
Resilience: Unit (Modulus of Resilience), kJ/m3 720
67
Stiffness to Weight: Axial, points 15
6.7
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 28
8.1
Strength to Weight: Bending, points 24
10
Thermal Diffusivity, mm2/s 4.3
22
Thermal Shock Resistance, points 22
9.3

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Antimony (Sb), % 0
0 to 0.25
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 24 to 26
0
Copper (Cu), % 0.2 to 0.8
81 to 87
Iron (Fe), % 59.6 to 67.6
0 to 0.3
Lead (Pb), % 0
4.0 to 6.0
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 2.5 to 3.5
0
Nickel (Ni), % 5.5 to 7.5
0 to 2.0
Nitrogen (N), % 0.1 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.1
Silicon (Si), % 0 to 0.75
0 to 0.010
Sulfur (S), % 0 to 0.030
0 to 0.1
Tin (Sn), % 0
4.0 to 6.0
Tungsten (W), % 0.1 to 0.5
0
Zinc (Zn), % 0
4.0 to 6.0