MakeItFrom.com
Menu (ESC)

CC381H Copper-nickel vs. EN 1.7231 Steel

CC381H copper-nickel belongs to the copper alloys classification, while EN 1.7231 steel belongs to the iron alloys. There are 29 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 CC381H copper-nickel and the bottom bar is EN 1.7231 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 91
240 to 280
Elastic (Young's, Tensile) Modulus, GPa 140
190
Elongation at Break, % 20
11 to 12
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 52
73
Tensile Strength: Ultimate (UTS), MPa 380
790 to 930
Tensile Strength: Yield (Proof), MPa 140
570 to 800

Thermal Properties

Latent Heat of Fusion, J/g 240
250
Maximum Temperature: Mechanical, °C 260
420
Melting Completion (Liquidus), °C 1180
1460
Melting Onset (Solidus), °C 1120
1420
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 30
46
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.8
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 40
2.5
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 5.0
1.5
Embodied Energy, MJ/kg 73
20
Embodied Water, L/kg 280
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 60
87 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 68
870 to 1700
Stiffness to Weight: Axial, points 8.6
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 12
28 to 33
Strength to Weight: Bending, points 13
24 to 27
Thermal Diffusivity, mm2/s 8.4
12
Thermal Shock Resistance, points 13
23 to 27

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Carbon (C), % 0 to 0.030
0.38 to 0.45
Chromium (Cr), % 0
0.8 to 1.2
Copper (Cu), % 64.5 to 69.9
0
Iron (Fe), % 0.5 to 1.5
96.4 to 98.1
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0.6 to 1.2
0.6 to 1.0
Molybdenum (Mo), % 0
0.15 to 0.3
Nickel (Ni), % 29 to 31
0
Phosphorus (P), % 0 to 0.010
0 to 0.025
Silicon (Si), % 0 to 0.1
0 to 0.6
Sulfur (S), % 0 to 0.010
0 to 0.030
Zinc (Zn), % 0 to 0.5
0