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CC381H Copper-nickel vs. AISI 204 Stainless Steel

CC381H copper-nickel belongs to the copper alloys classification, while AISI 204 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is CC381H copper-nickel and the bottom bar is AISI 204 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 91
210 to 330
Elastic (Young's, Tensile) Modulus, GPa 140
200
Elongation at Break, % 20
23 to 39
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 52
77
Tensile Strength: Ultimate (UTS), MPa 380
730 to 1100
Tensile Strength: Yield (Proof), MPa 140
380 to 1080

Thermal Properties

Latent Heat of Fusion, J/g 240
280
Maximum Temperature: Mechanical, °C 260
850
Melting Completion (Liquidus), °C 1180
1410
Melting Onset (Solidus), °C 1120
1370
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 30
15
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.8
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 40
10
Density, g/cm3 8.9
7.7
Embodied Carbon, kg CO2/kg material 5.0
2.4
Embodied Energy, MJ/kg 73
35
Embodied Water, L/kg 280
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 60
240 to 250
Resilience: Unit (Modulus of Resilience), kJ/m3 68
360 to 2940
Stiffness to Weight: Axial, points 8.6
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 12
27 to 40
Strength to Weight: Bending, points 13
24 to 31
Thermal Diffusivity, mm2/s 8.4
4.1
Thermal Shock Resistance, points 13
16 to 24

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 0
15 to 17
Copper (Cu), % 64.5 to 69.9
0
Iron (Fe), % 0.5 to 1.5
69.6 to 76.4
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0.6 to 1.2
7.0 to 9.0
Nickel (Ni), % 29 to 31
1.5 to 3.0
Nitrogen (N), % 0
0.15 to 0.3
Phosphorus (P), % 0 to 0.010
0 to 0.040
Silicon (Si), % 0 to 0.1
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030
Zinc (Zn), % 0 to 0.5
0