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EN 1.4971 Stainless Steel vs. CC380H Copper-nickel

EN 1.4971 stainless steel belongs to the iron alloys classification, while CC380H copper-nickel belongs to the copper alloys. There are 27 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 EN 1.4971 stainless steel and the bottom bar is CC380H copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
80
Elastic (Young's, Tensile) Modulus, GPa 210
120
Elongation at Break, % 34
26
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 81
47
Tensile Strength: Ultimate (UTS), MPa 800
310
Tensile Strength: Yield (Proof), MPa 340
120

Thermal Properties

Latent Heat of Fusion, J/g 300
220
Maximum Temperature: Mechanical, °C 1100
220
Melting Completion (Liquidus), °C 1460
1130
Melting Onset (Solidus), °C 1410
1080
Specific Heat Capacity, J/kg-K 450
390
Thermal Conductivity, W/m-K 13
46
Thermal Expansion, µm/m-K 15
17

Otherwise Unclassified Properties

Base Metal Price, % relative 70
36
Density, g/cm3 8.4
8.9
Embodied Carbon, kg CO2/kg material 7.6
3.8
Embodied Energy, MJ/kg 110
58
Embodied Water, L/kg 300
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
65
Resilience: Unit (Modulus of Resilience), kJ/m3 280
59
Stiffness to Weight: Axial, points 14
7.8
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 26
9.8
Strength to Weight: Bending, points 23
12
Thermal Diffusivity, mm2/s 3.4
13
Thermal Shock Resistance, points 19
11

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Carbon (C), % 0.080 to 0.16
0
Chromium (Cr), % 20 to 22.5
0
Cobalt (Co), % 18.5 to 21
0
Copper (Cu), % 0
84.5 to 89
Iron (Fe), % 24.3 to 37.1
1.0 to 1.8
Lead (Pb), % 0
0 to 0.030
Manganese (Mn), % 0 to 2.0
1.0 to 1.5
Molybdenum (Mo), % 2.5 to 3.5
0
Nickel (Ni), % 19 to 21
9.0 to 11
Niobium (Nb), % 0.75 to 1.3
0 to 1.0
Nitrogen (N), % 0.1 to 0.2
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 1.0
0 to 0.1
Sulfur (S), % 0 to 0.015
0
Tungsten (W), % 2.0 to 3.0
0
Zinc (Zn), % 0
0 to 0.5