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C72700 Copper-nickel vs. AWS ER80S-Ni1

C72700 copper-nickel belongs to the copper alloys classification, while AWS ER80S-Ni1 belongs to the iron alloys. There are 27 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 C72700 copper-nickel and the bottom bar is AWS ER80S-Ni1.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 4.0 to 36
27
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 44
72
Tensile Strength: Ultimate (UTS), MPa 460 to 1070
630
Tensile Strength: Yield (Proof), MPa 580 to 1060
530

Thermal Properties

Latent Heat of Fusion, J/g 210
260
Melting Completion (Liquidus), °C 1100
1450
Melting Onset (Solidus), °C 930
1410
Specific Heat Capacity, J/kg-K 380
470
Thermal Conductivity, W/m-K 54
41
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 11
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 36
2.7
Density, g/cm3 8.8
7.8
Embodied Carbon, kg CO2/kg material 4.0
1.6
Embodied Energy, MJ/kg 62
21
Embodied Water, L/kg 350
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20 to 380
160
Resilience: Unit (Modulus of Resilience), kJ/m3 1420 to 4770
740
Stiffness to Weight: Axial, points 7.4
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 14 to 34
22
Strength to Weight: Bending, points 15 to 26
21
Thermal Diffusivity, mm2/s 16
11
Thermal Shock Resistance, points 16 to 38
19

Alloy Composition

Carbon (C), % 0
0 to 0.12
Chromium (Cr), % 0
0 to 0.15
Copper (Cu), % 82.1 to 86
0 to 0.35
Iron (Fe), % 0 to 0.5
95.3 to 98.8
Lead (Pb), % 0 to 0.020
0
Magnesium (Mg), % 0 to 0.15
0
Manganese (Mn), % 0.050 to 0.3
0 to 1.3
Molybdenum (Mo), % 0
0 to 0.35
Nickel (Ni), % 8.5 to 9.5
0.8 to 1.1
Niobium (Nb), % 0 to 0.1
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0.4 to 0.8
Sulfur (S), % 0
0 to 0.025
Tin (Sn), % 5.5 to 6.5
0
Vanadium (V), % 0
0 to 0.050
Zinc (Zn), % 0 to 0.5
0
Residuals, % 0
0 to 0.5