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C71500 Copper-nickel vs. EN 1.1127 Steel

C71500 copper-nickel belongs to the copper alloys classification, while EN 1.1127 steel belongs to the iron alloys. There are 24 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 EN 1.1127 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
190
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 52
73
Tensile Strength: Ultimate (UTS), MPa 380 to 620
660 to 790

Thermal Properties

Latent Heat of Fusion, J/g 230
250
Maximum Temperature: Mechanical, °C 260
400
Melting Completion (Liquidus), °C 1240
1460
Melting Onset (Solidus), °C 1170
1410
Specific Heat Capacity, J/kg-K 400
470
Thermal Conductivity, W/m-K 28
49
Thermal Expansion, µm/m-K 16
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.6
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 4.7
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 41
2.1
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 5.1
1.5
Embodied Energy, MJ/kg 74
19
Embodied Water, L/kg 280
49

Common Calculations

Stiffness to Weight: Axial, points 8.6
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 12 to 19
23 to 28
Strength to Weight: Bending, points 13 to 18
22 to 24
Thermal Diffusivity, mm2/s 7.7
13
Thermal Shock Resistance, points 12 to 20
21 to 25

Alloy Composition

Carbon (C), % 0
0.34 to 0.42
Chromium (Cr), % 0
0 to 0.4
Copper (Cu), % 63.5 to 70.6
0
Iron (Fe), % 0.4 to 1.0
96.6 to 98.1
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0 to 1.0
1.4 to 1.7
Molybdenum (Mo), % 0
0 to 0.1
Nickel (Ni), % 29 to 33
0 to 0.4
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0.15 to 0.35
Sulfur (S), % 0
0 to 0.035
Zinc (Zn), % 0 to 1.0
0
Residuals, % 0 to 0.5
0