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CC381H Copper-nickel vs. AISI 316L Stainless Steel

CC381H copper-nickel belongs to the copper alloys classification, while AISI 316L stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is CC381H copper-nickel and the bottom bar is AISI 316L stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 91
170 to 350
Elastic (Young's, Tensile) Modulus, GPa 140
200
Elongation at Break, % 20
9.0 to 50
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 52
78
Tensile Strength: Ultimate (UTS), MPa 380
530 to 1160
Tensile Strength: Yield (Proof), MPa 140
190 to 870

Thermal Properties

Latent Heat of Fusion, J/g 240
290
Maximum Temperature: Mechanical, °C 260
870
Melting Completion (Liquidus), °C 1180
1400
Melting Onset (Solidus), °C 1120
1380
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 30
15
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.8
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 40
19
Density, g/cm3 8.9
7.9
Embodied Carbon, kg CO2/kg material 5.0
3.9
Embodied Energy, MJ/kg 73
53
Embodied Water, L/kg 280
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 60
77 to 230
Resilience: Unit (Modulus of Resilience), kJ/m3 68
93 to 1880
Stiffness to Weight: Axial, points 8.6
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 12
19 to 41
Strength to Weight: Bending, points 13
18 to 31
Thermal Diffusivity, mm2/s 8.4
4.1
Thermal Shock Resistance, points 13
12 to 25

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 0
16 to 18
Copper (Cu), % 64.5 to 69.9
0
Iron (Fe), % 0.5 to 1.5
62 to 72
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0.6 to 1.2
0 to 2.0
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 29 to 31
10 to 14
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.010
0 to 0.045
Silicon (Si), % 0 to 0.1
0 to 0.75
Sulfur (S), % 0 to 0.010
0 to 0.030
Zinc (Zn), % 0 to 0.5
0