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CC491K Bronze vs. S31254 Stainless Steel

CC491K bronze belongs to the copper alloys classification, while S31254 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is CC491K bronze and the bottom bar is S31254 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 73
190
Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 13
40
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 40
80
Tensile Strength: Ultimate (UTS), MPa 260
720
Tensile Strength: Yield (Proof), MPa 120
330

Thermal Properties

Latent Heat of Fusion, J/g 190
300
Maximum Temperature: Mechanical, °C 160
1090
Melting Completion (Liquidus), °C 980
1460
Melting Onset (Solidus), °C 900
1420
Specific Heat Capacity, J/kg-K 370
460
Thermal Conductivity, W/m-K 71
14
Thermal Expansion, µm/m-K 19
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 15
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 31
28
Density, g/cm3 8.9
8.0
Embodied Carbon, kg CO2/kg material 3.1
5.5
Embodied Energy, MJ/kg 51
74
Embodied Water, L/kg 350
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27
240
Resilience: Unit (Modulus of Resilience), kJ/m3 67
270
Stiffness to Weight: Axial, points 6.7
14
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 8.1
25
Strength to Weight: Bending, points 10
22
Thermal Diffusivity, mm2/s 22
3.8
Thermal Shock Resistance, points 9.3
15

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Antimony (Sb), % 0 to 0.25
0
Carbon (C), % 0
0 to 0.020
Chromium (Cr), % 0
19.5 to 20.5
Copper (Cu), % 81 to 87
0.5 to 1.0
Iron (Fe), % 0 to 0.3
51.4 to 56.3
Lead (Pb), % 4.0 to 6.0
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
6.0 to 6.5
Nickel (Ni), % 0 to 2.0
17.5 to 18.5
Nitrogen (N), % 0
0.18 to 0.22
Phosphorus (P), % 0 to 0.1
0 to 0.030
Silicon (Si), % 0 to 0.010
0 to 0.8
Sulfur (S), % 0 to 0.1
0 to 0.010
Tin (Sn), % 4.0 to 6.0
0
Zinc (Zn), % 4.0 to 6.0
0