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EN 1.4361 Stainless Steel vs. C70700 Copper-nickel

EN 1.4361 stainless steel belongs to the iron alloys classification, while C70700 copper-nickel belongs to the copper alloys. There are 30 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 EN 1.4361 stainless steel and the bottom bar is C70700 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
73
Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 43
39
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 75
46
Shear Strength, MPa 440
220
Tensile Strength: Ultimate (UTS), MPa 630
320
Tensile Strength: Yield (Proof), MPa 250
110

Thermal Properties

Latent Heat of Fusion, J/g 350
220
Maximum Temperature: Mechanical, °C 940
220
Melting Completion (Liquidus), °C 1370
1120
Melting Onset (Solidus), °C 1330
1060
Specific Heat Capacity, J/kg-K 490
390
Thermal Conductivity, W/m-K 14
59
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
11
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
12

Otherwise Unclassified Properties

Base Metal Price, % relative 19
34
Density, g/cm3 7.6
8.9
Embodied Carbon, kg CO2/kg material 3.6
3.4
Embodied Energy, MJ/kg 52
52
Embodied Water, L/kg 150
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
100
Resilience: Unit (Modulus of Resilience), kJ/m3 160
51
Stiffness to Weight: Axial, points 14
7.6
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 23
10
Strength to Weight: Bending, points 21
12
Thermal Diffusivity, mm2/s 3.7
17
Thermal Shock Resistance, points 15
12

Alloy Composition

Carbon (C), % 0 to 0.015
0
Chromium (Cr), % 16.5 to 18.5
0
Copper (Cu), % 0
88.5 to 90.5
Iron (Fe), % 58.7 to 65.8
0 to 0.050
Manganese (Mn), % 0 to 2.0
0 to 0.5
Molybdenum (Mo), % 0 to 0.2
0
Nickel (Ni), % 14 to 16
9.5 to 10.5
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 3.7 to 4.5
0
Sulfur (S), % 0 to 0.010
0
Residuals, % 0
0 to 0.5