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C71500 Copper-nickel vs. ASTM A732 Cast Steel

C71500 copper-nickel belongs to the copper alloys classification, while ASTM A732 cast steel belongs to the iron alloys. There are 24 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 C71500 copper-nickel and the bottom bar is ASTM A732 cast 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
72 to 73
Tensile Strength: Ultimate (UTS), MPa 380 to 620
460 to 1470

Thermal Properties

Latent Heat of Fusion, J/g 230
250 to 260
Maximum Temperature: Mechanical, °C 260
400 to 430
Melting Completion (Liquidus), °C 1240
1440 to 1460
Melting Onset (Solidus), °C 1170
1400 to 1420
Specific Heat Capacity, J/kg-K 400
470 to 480
Thermal Conductivity, W/m-K 28
39 to 50
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.6
7.1 to 7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 4.7
8.2 to 8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 41
2.0 to 3.8
Density, g/cm3 8.9
7.8 to 7.9
Embodied Carbon, kg CO2/kg material 5.1
1.4 to 1.7
Embodied Energy, MJ/kg 74
19 to 24
Embodied Water, L/kg 280
47 to 54

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
16 to 52
Strength to Weight: Bending, points 13 to 18
17 to 37
Thermal Diffusivity, mm2/s 7.7
10 to 14
Thermal Shock Resistance, points 12 to 20
14 to 43