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C71500 Copper-nickel vs. AWS E312

C71500 copper-nickel belongs to the copper alloys classification, while AWS E312 belongs to the iron alloys. There are 19 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 C71500 copper-nickel and the bottom bar is AWS E312.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
200
Poisson's Ratio 0.33
0.27
Shear Modulus, GPa 52
80
Tensile Strength: Ultimate (UTS), MPa 380 to 620
740

Thermal Properties

Latent Heat of Fusion, J/g 230
310
Melting Completion (Liquidus), °C 1240
1410
Melting Onset (Solidus), °C 1170
1360
Specific Heat Capacity, J/kg-K 400
480
Thermal Expansion, µm/m-K 16
15

Otherwise Unclassified Properties

Base Metal Price, % relative 41
20
Density, g/cm3 8.9
7.7
Embodied Carbon, kg CO2/kg material 5.1
3.6
Embodied Energy, MJ/kg 74
52
Embodied Water, L/kg 280
200

Common Calculations

Stiffness to Weight: Axial, points 8.6
15
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 12 to 19
27
Strength to Weight: Bending, points 13 to 18
24
Thermal Shock Resistance, points 12 to 20
18

Alloy Composition

Carbon (C), % 0
0 to 0.15
Chromium (Cr), % 0
28 to 32
Copper (Cu), % 63.5 to 70.6
0 to 0.75
Iron (Fe), % 0.4 to 1.0
52.3 to 63.5
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0 to 1.0
0.5 to 2.5
Molybdenum (Mo), % 0
0 to 0.75
Nickel (Ni), % 29 to 33
8.0 to 10.5
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 0 to 1.0
0
Residuals, % 0 to 0.5
0