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ACI-ASTM CG6MMN Steel vs. C31400 Bronze

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

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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