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CC381H Copper-nickel vs. EN 1.4913 Stainless Steel

CC381H copper-nickel belongs to the copper alloys classification, while EN 1.4913 stainless steel belongs to the iron alloys. There are 28 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 EN 1.4913 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
190
Elongation at Break, % 20
14 to 22
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 52
75
Tensile Strength: Ultimate (UTS), MPa 380
870 to 980
Tensile Strength: Yield (Proof), MPa 140
480 to 850

Thermal Properties

Latent Heat of Fusion, J/g 240
270
Maximum Temperature: Mechanical, °C 260
700
Melting Completion (Liquidus), °C 1180
1460
Melting Onset (Solidus), °C 1120
1410
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 30
24
Thermal Expansion, µm/m-K 16
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.8
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 40
9.0
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 5.0
2.9
Embodied Energy, MJ/kg 73
41
Embodied Water, L/kg 280
97

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 60
130 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 68
600 to 1860
Stiffness to Weight: Axial, points 8.6
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 12
31 to 35
Strength to Weight: Bending, points 13
26 to 28
Thermal Diffusivity, mm2/s 8.4
6.5
Thermal Shock Resistance, points 13
31 to 34

Alloy Composition

Aluminum (Al), % 0 to 0.010
0 to 0.020
Boron (B), % 0
0 to 0.0015
Carbon (C), % 0 to 0.030
0.17 to 0.23
Chromium (Cr), % 0
10 to 11.5
Copper (Cu), % 64.5 to 69.9
0
Iron (Fe), % 0.5 to 1.5
84.5 to 88.3
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0.6 to 1.2
0.4 to 0.9
Molybdenum (Mo), % 0
0.5 to 0.8
Nickel (Ni), % 29 to 31
0.2 to 0.6
Niobium (Nb), % 0
0.25 to 0.55
Nitrogen (N), % 0
0.050 to 0.1
Phosphorus (P), % 0 to 0.010
0 to 0.025
Silicon (Si), % 0 to 0.1
0 to 0.5
Sulfur (S), % 0 to 0.010
0 to 0.015
Vanadium (V), % 0
0.1 to 0.3
Zinc (Zn), % 0 to 0.5
0