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C96300 Copper-nickel vs. S17700 Stainless Steel

C96300 copper-nickel belongs to the copper alloys classification, while S17700 stainless steel belongs to the iron alloys. There are 29 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 C96300 copper-nickel and the bottom bar is S17700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
180 to 430
Elastic (Young's, Tensile) Modulus, GPa 130
200
Elongation at Break, % 11
1.0 to 23
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 49
76
Tensile Strength: Ultimate (UTS), MPa 580
1180 to 1650
Tensile Strength: Yield (Proof), MPa 430
430 to 1210

Thermal Properties

Latent Heat of Fusion, J/g 230
290
Maximum Temperature: Mechanical, °C 240
890
Melting Completion (Liquidus), °C 1200
1440
Melting Onset (Solidus), °C 1150
1400
Specific Heat Capacity, J/kg-K 400
480
Thermal Conductivity, W/m-K 37
15
Thermal Expansion, µm/m-K 16
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.0
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 6.1
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 42
13
Density, g/cm3 8.9
7.7
Embodied Carbon, kg CO2/kg material 5.1
2.8
Embodied Energy, MJ/kg 76
40
Embodied Water, L/kg 290
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59
15 to 210
Resilience: Unit (Modulus of Resilience), kJ/m3 720
460 to 3750
Stiffness to Weight: Axial, points 8.2
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 18
42 to 59
Strength to Weight: Bending, points 17
32 to 40
Thermal Diffusivity, mm2/s 10
4.1
Thermal Shock Resistance, points 20
39 to 54

Alloy Composition

Aluminum (Al), % 0
0.75 to 1.5
Carbon (C), % 0 to 0.15
0 to 0.090
Chromium (Cr), % 0
16 to 18
Copper (Cu), % 72.3 to 80.8
0
Iron (Fe), % 0.5 to 1.5
70.5 to 76.8
Lead (Pb), % 0 to 0.010
0
Manganese (Mn), % 0.25 to 1.5
0 to 1.0
Nickel (Ni), % 18 to 22
6.5 to 7.8
Niobium (Nb), % 0.5 to 1.5
0
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.030
Residuals, % 0 to 0.5
0