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S31727 Stainless Steel vs. CC383H Copper-nickel

S31727 stainless steel belongs to the iron alloys classification, while CC383H copper-nickel belongs to the copper alloys. They have a modest 21% of their average alloy composition in common, which, by itself, doesn't mean much. There are 25 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is S31727 stainless steel and the bottom bar is CC383H copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
130
Elastic (Young's, Tensile) Modulus, GPa 200
140
Elongation at Break, % 40
20
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 78
52
Tensile Strength: Ultimate (UTS), MPa 630
490
Tensile Strength: Yield (Proof), MPa 270
260

Thermal Properties

Latent Heat of Fusion, J/g 290
240
Maximum Temperature: Mechanical, °C 1010
260
Melting Completion (Liquidus), °C 1440
1180
Melting Onset (Solidus), °C 1390
1130
Specific Heat Capacity, J/kg-K 470
410
Thermal Expansion, µm/m-K 16
15

Otherwise Unclassified Properties

Base Metal Price, % relative 24
44
Density, g/cm3 8.0
8.9
Embodied Carbon, kg CO2/kg material 4.7
5.7
Embodied Energy, MJ/kg 64
83
Embodied Water, L/kg 180
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
84
Resilience: Unit (Modulus of Resilience), kJ/m3 190
250
Stiffness to Weight: Axial, points 14
8.6
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 22
15
Strength to Weight: Bending, points 20
16
Thermal Shock Resistance, points 14
17

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Bismuth (Bi), % 0
0 to 0.010
Boron (B), % 0
0 to 0.010
Cadmium (Cd), % 0
0 to 0.020
Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 17.5 to 19
0
Copper (Cu), % 2.8 to 4.0
64 to 69.1
Iron (Fe), % 53.7 to 61.3
0.5 to 1.5
Lead (Pb), % 0
0 to 0.010
Magnesium (Mg), % 0
0 to 0.010
Manganese (Mn), % 0 to 1.0
0.6 to 1.2
Molybdenum (Mo), % 3.8 to 4.5
0
Nickel (Ni), % 14.5 to 16.5
29 to 31
Niobium (Nb), % 0
0.5 to 1.0
Nitrogen (N), % 0.15 to 0.21
0
Phosphorus (P), % 0 to 0.030
0 to 0.010
Selenium (Se), % 0
0 to 0.010
Silicon (Si), % 0 to 1.0
0.3 to 0.7
Sulfur (S), % 0 to 0.030
0 to 0.010
Tellurium (Te), % 0
0 to 0.010
Zinc (Zn), % 0
0 to 0.5