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C31400 Bronze vs. ACI-ASTM CG6MMN Steel

C31400 bronze belongs to the copper alloys classification, while ACI-ASTM CG6MMN 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 C31400 bronze and the bottom bar is ACI-ASTM CG6MMN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 6.8 to 29
34
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 42
79
Tensile Strength: Ultimate (UTS), MPa 270 to 420
670
Tensile Strength: Yield (Proof), MPa 78 to 310
320

Thermal Properties

Latent Heat of Fusion, J/g 200
300
Maximum Temperature: Mechanical, °C 180
1080
Melting Completion (Liquidus), °C 1040
1420
Melting Onset (Solidus), °C 1010
1380
Specific Heat Capacity, J/kg-K 380
480
Thermal Expansion, µm/m-K 18
17

Otherwise Unclassified Properties

Base Metal Price, % relative 29
22
Density, g/cm3 8.8
7.8
Embodied Carbon, kg CO2/kg material 2.6
4.8
Embodied Energy, MJ/kg 42
68
Embodied Water, L/kg 310
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 26 to 59
190
Resilience: Unit (Modulus of Resilience), kJ/m3 28 to 420
260
Stiffness to Weight: Axial, points 7.1
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 8.7 to 13
24
Strength to Weight: Bending, points 11 to 14
22
Thermal Shock Resistance, points 9.6 to 15
14

Alloy Composition

Carbon (C), % 0
0 to 0.060
Chromium (Cr), % 0
20.5 to 23.5
Copper (Cu), % 87.5 to 90.5
0
Iron (Fe), % 0 to 0.1
51.9 to 62.1
Lead (Pb), % 1.3 to 2.5
0
Manganese (Mn), % 0
4.0 to 6.0
Molybdenum (Mo), % 0
1.5 to 3.0
Nickel (Ni), % 0 to 0.7
11.5 to 13.5
Niobium (Nb), % 0
0.1 to 0.3
Nitrogen (N), % 0
0.2 to 0.4
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Vanadium (V), % 0
0.1 to 0.3
Zinc (Zn), % 5.8 to 11.2
0
Residuals, % 0 to 0.4
0