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C91600 Bronze vs. ACI-ASTM CN7M Steel

C91600 bronze belongs to the copper alloys classification, while ACI-ASTM CN7M steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C91600 bronze and the bottom bar is ACI-ASTM CN7M steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 84
140
Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 11
44
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 41
77
Tensile Strength: Ultimate (UTS), MPa 310
480
Tensile Strength: Yield (Proof), MPa 160
200

Thermal Properties

Latent Heat of Fusion, J/g 190
310
Maximum Temperature: Mechanical, °C 170
1100
Melting Completion (Liquidus), °C 1030
1410
Melting Onset (Solidus), °C 860
1450
Specific Heat Capacity, J/kg-K 370
470
Thermal Conductivity, W/m-K 71
21
Thermal Expansion, µm/m-K 18
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
1.6
Electrical Conductivity: Equal Weight (Specific), % IACS 10
1.8

Otherwise Unclassified Properties

Base Metal Price, % relative 36
32
Density, g/cm3 8.8
8.1
Embodied Carbon, kg CO2/kg material 3.7
5.6
Embodied Energy, MJ/kg 61
78
Embodied Water, L/kg 390
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30
170
Resilience: Unit (Modulus of Resilience), kJ/m3 120
110
Stiffness to Weight: Axial, points 7.0
14
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 9.9
17
Strength to Weight: Bending, points 12
17
Thermal Diffusivity, mm2/s 22
5.6
Thermal Shock Resistance, points 11
12

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.2
0
Carbon (C), % 0
0 to 0.070
Chromium (Cr), % 0
19 to 22
Copper (Cu), % 85.9 to 89.1
3.0 to 4.0
Iron (Fe), % 0 to 0.2
37.4 to 48.5
Lead (Pb), % 0 to 0.25
0
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 1.2 to 2.0
27.5 to 30.5
Phosphorus (P), % 0 to 0.3
0 to 0.040
Silicon (Si), % 0 to 0.0050
0 to 1.5
Sulfur (S), % 0 to 0.050
0 to 0.040
Tin (Sn), % 9.7 to 10.8
0
Zinc (Zn), % 0 to 0.25
0