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S31730 Stainless Steel vs. CC481K Bronze

S31730 stainless steel belongs to the iron alloys classification, while CC481K bronze belongs to the copper alloys. There are 25 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is S31730 stainless steel and the bottom bar is CC481K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
90
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 40
4.5
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
40
Tensile Strength: Ultimate (UTS), MPa 540
350
Tensile Strength: Yield (Proof), MPa 200
180

Thermal Properties

Latent Heat of Fusion, J/g 290
190
Maximum Temperature: Mechanical, °C 990
170
Melting Completion (Liquidus), °C 1430
1000
Melting Onset (Solidus), °C 1390
880
Specific Heat Capacity, J/kg-K 470
370
Thermal Expansion, µm/m-K 16
18

Otherwise Unclassified Properties

Base Metal Price, % relative 24
35
Density, g/cm3 8.0
8.7
Embodied Carbon, kg CO2/kg material 4.6
3.7
Embodied Energy, MJ/kg 63
60
Embodied Water, L/kg 180
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
13
Resilience: Unit (Modulus of Resilience), kJ/m3 99
150
Stiffness to Weight: Axial, points 14
6.9
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 19
11
Strength to Weight: Bending, points 18
13
Thermal Shock Resistance, points 12
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Antimony (Sb), % 0
0 to 0.050
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 17 to 19
0
Copper (Cu), % 4.0 to 5.0
87 to 89.5
Iron (Fe), % 52.4 to 61
0 to 0.1
Lead (Pb), % 0
0 to 0.25
Manganese (Mn), % 0 to 2.0
0 to 0.050
Molybdenum (Mo), % 3.0 to 4.0
0
Nickel (Ni), % 15 to 16.5
0 to 0.1
Nitrogen (N), % 0 to 0.045
0
Phosphorus (P), % 0 to 0.040
0 to 1.0
Silicon (Si), % 0 to 1.0
0 to 0.010
Sulfur (S), % 0 to 0.010
0 to 0.050
Tin (Sn), % 0
10 to 11.5
Zinc (Zn), % 0
0 to 0.5