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C72200 Copper-nickel vs. EN 1.4525 Stainless Steel

C72200 copper-nickel belongs to the copper alloys classification, while EN 1.4525 stainless steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is C72200 copper-nickel and the bottom bar is EN 1.4525 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 130
190
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 48
76
Tensile Strength: Ultimate (UTS), MPa 350 to 580
1030 to 1250

Thermal Properties

Latent Heat of Fusion, J/g 220
280
Maximum Temperature: Mechanical, °C 230
860
Melting Completion (Liquidus), °C 1180
1430
Melting Onset (Solidus), °C 1120
1390
Specific Heat Capacity, J/kg-K 400
480
Thermal Conductivity, W/m-K 34
18
Thermal Expansion, µm/m-K 16
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.5
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 6.6
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 36
13
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 3.9
2.8
Embodied Energy, MJ/kg 59
39
Embodied Water, L/kg 300
130

Common Calculations

Stiffness to Weight: Axial, points 8.0
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 11 to 18
36 to 45
Strength to Weight: Bending, points 12 to 17
29 to 33
Thermal Diffusivity, mm2/s 9.6
4.7
Thermal Shock Resistance, points 12 to 20
34 to 41

Alloy Composition

Carbon (C), % 0
0 to 0.070
Chromium (Cr), % 0.3 to 0.7
15 to 17
Copper (Cu), % 78.1 to 84.2
2.5 to 4.0
Iron (Fe), % 0.5 to 1.0
70.4 to 79
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.8
Nickel (Ni), % 15 to 18
3.5 to 5.5
Niobium (Nb), % 0
0 to 0.35
Nitrogen (N), % 0
0 to 0.050
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 0.8
Sulfur (S), % 0
0 to 0.025
Zinc (Zn), % 0 to 1.0
0
Residuals, % 0 to 0.2
0

Comparable Variants