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CC381H Copper-nickel vs. ASTM Grade HI Steel

CC381H copper-nickel belongs to the copper alloys classification, while ASTM grade HI steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is CC381H copper-nickel and the bottom bar is ASTM grade HI steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 91
160
Elastic (Young's, Tensile) Modulus, GPa 140
200
Elongation at Break, % 20
11
Poisson's Ratio 0.33
0.27
Shear Modulus, GPa 52
79
Tensile Strength: Ultimate (UTS), MPa 380
550
Tensile Strength: Yield (Proof), MPa 140
270

Thermal Properties

Latent Heat of Fusion, J/g 240
310
Maximum Temperature: Mechanical, °C 260
1100
Melting Completion (Liquidus), °C 1180
1400
Melting Onset (Solidus), °C 1120
1350
Specific Heat Capacity, J/kg-K 410
490
Thermal Conductivity, W/m-K 30
15
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.8
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 40
23
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 5.0
4.1
Embodied Energy, MJ/kg 73
59
Embodied Water, L/kg 280
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 60
52
Resilience: Unit (Modulus of Resilience), kJ/m3 68
180
Stiffness to Weight: Axial, points 8.6
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 12
20
Strength to Weight: Bending, points 13
19
Thermal Diffusivity, mm2/s 8.4
3.9
Thermal Shock Resistance, points 13
12

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Carbon (C), % 0 to 0.030
0.2 to 0.5
Chromium (Cr), % 0
26 to 30
Copper (Cu), % 64.5 to 69.9
0
Iron (Fe), % 0.5 to 1.5
46.9 to 59.8
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0.6 to 1.2
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 29 to 31
14 to 18
Phosphorus (P), % 0 to 0.010
0 to 0.040
Silicon (Si), % 0 to 0.1
0 to 2.0
Sulfur (S), % 0 to 0.010
0 to 0.040
Zinc (Zn), % 0 to 0.5
0