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EN 1.4557 Stainless Steel vs. C77400 Nickel Silver

EN 1.4557 stainless steel belongs to the iron alloys classification, while C77400 nickel silver belongs to the copper alloys. There are 26 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 EN 1.4557 stainless steel and the bottom bar is C77400 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 40
25
Poisson's Ratio 0.28
0.3
Shear Modulus, GPa 80
42
Tensile Strength: Ultimate (UTS), MPa 560
570
Tensile Strength: Yield (Proof), MPa 300
250

Thermal Properties

Latent Heat of Fusion, J/g 300
170
Maximum Temperature: Mechanical, °C 1090
130
Melting Completion (Liquidus), °C 1460
810
Melting Onset (Solidus), °C 1420
770
Specific Heat Capacity, J/kg-K 460
390
Thermal Expansion, µm/m-K 17
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
27
Electrical Conductivity: Equal Weight (Specific), % IACS 2.2
31

Otherwise Unclassified Properties

Base Metal Price, % relative 29
25
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 5.6
3.5
Embodied Energy, MJ/kg 76
57
Embodied Water, L/kg 190
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
120
Resilience: Unit (Modulus of Resilience), kJ/m3 210
290
Stiffness to Weight: Axial, points 14
7.7
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 19
20
Strength to Weight: Bending, points 19
19
Thermal Shock Resistance, points 12
18

Alloy Composition

Carbon (C), % 0 to 0.020
0
Chromium (Cr), % 19.5 to 20.5
0
Copper (Cu), % 0.5 to 1.0
43 to 47
Iron (Fe), % 49.5 to 56.3
0
Lead (Pb), % 0
0 to 0.2
Manganese (Mn), % 0 to 1.2
0
Molybdenum (Mo), % 6.0 to 7.0
0
Nickel (Ni), % 17.5 to 19.5
9.0 to 11
Nitrogen (N), % 0.18 to 0.24
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.010
0
Zinc (Zn), % 0
41.3 to 48
Residuals, % 0
0 to 0.5