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Grade CY40 Nickel vs. C91700 Bronze

Grade CY40 nickel belongs to the nickel alloys classification, while C91700 bronze belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is grade CY40 nickel and the bottom bar is C91700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 34
13
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 74
41
Tensile Strength: Ultimate (UTS), MPa 540
330
Tensile Strength: Yield (Proof), MPa 220
170

Thermal Properties

Latent Heat of Fusion, J/g 330
190
Maximum Temperature: Mechanical, °C 960
170
Melting Completion (Liquidus), °C 1350
1020
Melting Onset (Solidus), °C 1300
850
Specific Heat Capacity, J/kg-K 470
370
Thermal Conductivity, W/m-K 14
71
Thermal Expansion, µm/m-K 12
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
10
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
10

Otherwise Unclassified Properties

Base Metal Price, % relative 55
36
Density, g/cm3 8.4
8.7
Embodied Carbon, kg CO2/kg material 9.1
3.9
Embodied Energy, MJ/kg 130
63
Embodied Water, L/kg 260
400

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
35
Resilience: Unit (Modulus of Resilience), kJ/m3 130
140
Stiffness to Weight: Axial, points 13
6.9
Stiffness to Weight: Bending, points 23
18
Strength to Weight: Axial, points 18
11
Strength to Weight: Bending, points 18
12
Thermal Diffusivity, mm2/s 3.7
22
Thermal Shock Resistance, points 16
12

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Carbon (C), % 0 to 0.4
0
Chromium (Cr), % 14 to 17
0
Copper (Cu), % 0
84.2 to 87.5
Iron (Fe), % 0 to 11
0 to 0.2
Lead (Pb), % 0
0 to 0.25
Manganese (Mn), % 0 to 1.5
0
Nickel (Ni), % 67 to 86
1.2 to 2.0
Phosphorus (P), % 0 to 0.030
0 to 0.3
Silicon (Si), % 0 to 3.0
0 to 0.0050
Sulfur (S), % 0 to 0.030
0 to 0.050
Tin (Sn), % 0
11.3 to 12.5
Zinc (Zn), % 0
0 to 0.25