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CC331G Bronze vs. S31277 Stainless Steel

CC331G bronze belongs to the copper alloys classification, while S31277 stainless steel belongs to the iron alloys. There are 24 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 CC331G bronze and the bottom bar is S31277 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
210
Elongation at Break, % 20
45
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
80
Tensile Strength: Ultimate (UTS), MPa 620
860
Tensile Strength: Yield (Proof), MPa 240
410

Thermal Properties

Latent Heat of Fusion, J/g 230
310
Maximum Temperature: Mechanical, °C 220
1100
Melting Completion (Liquidus), °C 1060
1460
Melting Onset (Solidus), °C 1000
1410
Specific Heat Capacity, J/kg-K 440
460
Thermal Expansion, µm/m-K 18
16

Otherwise Unclassified Properties

Base Metal Price, % relative 28
36
Density, g/cm3 8.3
8.1
Embodied Carbon, kg CO2/kg material 3.2
6.7
Embodied Energy, MJ/kg 53
90
Embodied Water, L/kg 390
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 97
320
Resilience: Unit (Modulus of Resilience), kJ/m3 250
410
Stiffness to Weight: Axial, points 7.6
14
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 21
29
Strength to Weight: Bending, points 19
25
Thermal Shock Resistance, points 22
19

Alloy Composition

Aluminum (Al), % 8.5 to 10.5
0
Carbon (C), % 0
0 to 0.020
Chromium (Cr), % 0
20.5 to 23
Copper (Cu), % 83 to 86.5
0.5 to 1.5
Iron (Fe), % 1.5 to 3.5
35.5 to 46.2
Lead (Pb), % 0 to 0.1
0
Magnesium (Mg), % 0 to 0.050
0
Manganese (Mn), % 0 to 1.0
0 to 3.0
Molybdenum (Mo), % 0
6.5 to 8.0
Nickel (Ni), % 0 to 1.5
26 to 28
Nitrogen (N), % 0
0.3 to 0.4
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.2
0 to 0.5
Sulfur (S), % 0
0 to 0.010
Tin (Sn), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.5
0