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CC381H Copper-nickel vs. S30415 Stainless Steel

CC381H copper-nickel belongs to the copper alloys classification, while S30415 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is CC381H copper-nickel and the bottom bar is S30415 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 91
190
Elastic (Young's, Tensile) Modulus, GPa 140
200
Elongation at Break, % 20
45
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 52
77
Tensile Strength: Ultimate (UTS), MPa 380
670
Tensile Strength: Yield (Proof), MPa 140
330

Thermal Properties

Latent Heat of Fusion, J/g 240
300
Maximum Temperature: Mechanical, °C 260
940
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
21
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.8
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 40
15
Density, g/cm3 8.9
7.7
Embodied Carbon, kg CO2/kg material 5.0
3.1
Embodied Energy, MJ/kg 73
43
Embodied Water, L/kg 280
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 60
250
Resilience: Unit (Modulus of Resilience), kJ/m3 68
280
Stiffness to Weight: Axial, points 8.6
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 12
24
Strength to Weight: Bending, points 13
22
Thermal Diffusivity, mm2/s 8.4
5.6
Thermal Shock Resistance, points 13
15

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Carbon (C), % 0 to 0.030
0.040 to 0.060
Cerium (Ce), % 0
0.030 to 0.080
Chromium (Cr), % 0
18 to 19
Copper (Cu), % 64.5 to 69.9
0
Iron (Fe), % 0.5 to 1.5
67.8 to 71.8
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0.6 to 1.2
0 to 0.8
Nickel (Ni), % 29 to 31
9.0 to 10
Nitrogen (N), % 0
0.12 to 0.18
Phosphorus (P), % 0 to 0.010
0 to 0.045
Silicon (Si), % 0 to 0.1
1.0 to 2.0
Sulfur (S), % 0 to 0.010
0 to 0.030
Zinc (Zn), % 0 to 0.5
0