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C70400 Copper-nickel vs. ASTM B817 Type II

C70400 copper-nickel belongs to the copper alloys classification, while ASTM B817 type II belongs to the titanium alloys. There are 22 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C70400 copper-nickel and the bottom bar is ASTM B817 type II.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
100
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 45
40
Tensile Strength: Ultimate (UTS), MPa 300 to 310
900 to 960
Tensile Strength: Yield (Proof), MPa 95 to 230
780 to 900

Thermal Properties

Latent Heat of Fusion, J/g 210
400
Maximum Temperature: Mechanical, °C 210
350
Melting Completion (Liquidus), °C 1120
1580
Melting Onset (Solidus), °C 1060
1530
Specific Heat Capacity, J/kg-K 390
550
Thermal Expansion, µm/m-K 17
9.9

Otherwise Unclassified Properties

Base Metal Price, % relative 32
37
Density, g/cm3 8.9
4.6
Embodied Carbon, kg CO2/kg material 3.0
40
Embodied Energy, MJ/kg 47
650
Embodied Water, L/kg 300
220

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 38 to 220
2890 to 3890
Stiffness to Weight: Axial, points 7.5
13
Stiffness to Weight: Bending, points 19
34
Strength to Weight: Axial, points 9.3 to 9.8
55 to 58
Strength to Weight: Bending, points 11 to 12
45 to 47
Thermal Shock Resistance, points 10 to 11
62 to 66

Alloy Composition

Aluminum (Al), % 0
5.0 to 6.0
Carbon (C), % 0
0 to 0.1
Chlorine (Cl), % 0
0 to 0.2
Copper (Cu), % 89.8 to 93.6
0.35 to 1.0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 1.3 to 1.7
0.35 to 1.0
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0.3 to 0.8
0
Nickel (Ni), % 4.8 to 6.2
0
Nitrogen (N), % 0
0 to 0.040
Oxygen (O), % 0
0 to 0.3
Silicon (Si), % 0
0 to 0.1
Sodium (Na), % 0
0 to 0.2
Tin (Sn), % 0
1.5 to 2.5
Titanium (Ti), % 0
82.1 to 87.8
Vanadium (V), % 0
5.0 to 6.0
Zinc (Zn), % 0 to 1.0
0
Residuals, % 0
0 to 0.4