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EN 1.3975 Stainless Steel vs. C71500 Copper-nickel

EN 1.3975 stainless steel belongs to the iron alloys classification, while C71500 copper-nickel belongs to the copper alloys. There are 20 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is EN 1.3975 stainless steel and the bottom bar is C71500 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
140
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 76
52
Tensile Strength: Ultimate (UTS), MPa 660
380 to 620

Thermal Properties

Latent Heat of Fusion, J/g 340
230
Maximum Temperature: Mechanical, °C 910
260
Melting Completion (Liquidus), °C 1360
1240
Melting Onset (Solidus), °C 1320
1170
Specific Heat Capacity, J/kg-K 500
400
Thermal Expansion, µm/m-K 16
16

Otherwise Unclassified Properties

Base Metal Price, % relative 15
41
Density, g/cm3 7.5
8.9
Embodied Carbon, kg CO2/kg material 3.3
5.1
Embodied Energy, MJ/kg 47
74
Embodied Water, L/kg 150
280

Common Calculations

Stiffness to Weight: Axial, points 14
8.6
Stiffness to Weight: Bending, points 26
19
Strength to Weight: Axial, points 24
12 to 19
Strength to Weight: Bending, points 22
13 to 18
Thermal Shock Resistance, points 15
12 to 20

Alloy Composition

Carbon (C), % 0 to 0.050
0
Chromium (Cr), % 16 to 18
0
Copper (Cu), % 0
63.5 to 70.6
Iron (Fe), % 58.2 to 65.4
0.4 to 1.0
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 7.0 to 9.0
0 to 1.0
Molybdenum (Mo), % 0 to 1.0
0
Nickel (Ni), % 8.0 to 9.0
29 to 33
Nitrogen (N), % 0.080 to 0.18
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 3.5 to 4.5
0
Sulfur (S), % 0 to 0.030
0
Zinc (Zn), % 0
0 to 1.0
Residuals, % 0
0 to 0.5