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EN 1.4490 Stainless Steel vs. C74500 Nickel Silver

EN 1.4490 stainless steel belongs to the iron alloys classification, while C74500 nickel silver belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.4490 stainless steel and the bottom bar is C74500 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 34
3.0 to 24
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 78
44
Tensile Strength: Ultimate (UTS), MPa 560
390 to 700
Tensile Strength: Yield (Proof), MPa 260
380 to 600

Thermal Properties

Latent Heat of Fusion, J/g 300
190
Maximum Temperature: Mechanical, °C 990
170
Melting Completion (Liquidus), °C 1440
1020
Melting Onset (Solidus), °C 1390
970
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 15
45
Thermal Expansion, µm/m-K 12
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
9.7

Otherwise Unclassified Properties

Base Metal Price, % relative 19
29
Density, g/cm3 7.8
8.3
Embodied Carbon, kg CO2/kg material 3.7
3.4
Embodied Energy, MJ/kg 52
54
Embodied Water, L/kg 150
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
12 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 170
620 to 1540
Stiffness to Weight: Axial, points 14
7.7
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 20
13 to 23
Strength to Weight: Bending, points 19
14 to 21
Thermal Diffusivity, mm2/s 4.1
14
Thermal Shock Resistance, points 16
13 to 23

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 18 to 20
0
Copper (Cu), % 0
63.5 to 66.5
Iron (Fe), % 61.7 to 70.9
0 to 0.25
Lead (Pb), % 0
0 to 0.1
Manganese (Mn), % 0 to 2.0
0 to 0.5
Molybdenum (Mo), % 2.0 to 2.5
0
Nickel (Ni), % 9.0 to 12
9.0 to 11
Nitrogen (N), % 0.12 to 0.2
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 1.5
0
Sulfur (S), % 0 to 0.030
0
Zinc (Zn), % 0
21.2 to 27.5
Residuals, % 0
0 to 0.5