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C91700 Bronze vs. Grade N7M Nickel

C91700 bronze belongs to the copper alloys classification, while grade N7M nickel belongs to the nickel alloys. There are 24 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C91700 bronze and the bottom bar is grade N7M nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
220
Elongation at Break, % 13
22
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 41
85
Tensile Strength: Ultimate (UTS), MPa 330
590
Tensile Strength: Yield (Proof), MPa 170
310

Thermal Properties

Latent Heat of Fusion, J/g 190
320
Maximum Temperature: Mechanical, °C 170
900
Melting Completion (Liquidus), °C 1020
1650
Melting Onset (Solidus), °C 850
1590
Specific Heat Capacity, J/kg-K 370
390
Thermal Expansion, µm/m-K 18
9.9

Otherwise Unclassified Properties

Base Metal Price, % relative 36
75
Density, g/cm3 8.7
9.3
Embodied Carbon, kg CO2/kg material 3.9
16
Embodied Energy, MJ/kg 63
200
Embodied Water, L/kg 400
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 35
110
Resilience: Unit (Modulus of Resilience), kJ/m3 140
220
Stiffness to Weight: Axial, points 6.9
13
Stiffness to Weight: Bending, points 18
22
Strength to Weight: Axial, points 11
18
Strength to Weight: Bending, points 12
17
Thermal Shock Resistance, points 12
19

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
0 to 1.0
Copper (Cu), % 84.2 to 87.5
0
Iron (Fe), % 0 to 0.2
0 to 3.0
Lead (Pb), % 0 to 0.25
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
30 to 33
Nickel (Ni), % 1.2 to 2.0
60.9 to 70
Phosphorus (P), % 0 to 0.3
0 to 0.040
Silicon (Si), % 0 to 0.0050
0 to 1.0
Sulfur (S), % 0 to 0.050
0 to 0.030
Tin (Sn), % 11.3 to 12.5
0
Zinc (Zn), % 0 to 0.25
0