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AWS E309 vs. C74500 Nickel Silver

AWS E309 belongs to the iron alloys classification, while C74500 nickel silver belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is AWS E309 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 0.27
0.32
Shear Modulus, GPa 78
44
Tensile Strength: Ultimate (UTS), MPa 620
390 to 700

Thermal Properties

Latent Heat of Fusion, J/g 300
190
Melting Completion (Liquidus), °C 1410
1020
Melting Onset (Solidus), °C 1370
970
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 15
45
Thermal Expansion, µm/m-K 14
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 20
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 180
310

Common Calculations

Stiffness to Weight: Axial, points 14
7.7
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 22
13 to 23
Strength to Weight: Bending, points 21
14 to 21
Thermal Diffusivity, mm2/s 4.0
14
Thermal Shock Resistance, points 16
13 to 23

Alloy Composition

Carbon (C), % 0 to 0.15
0
Chromium (Cr), % 22 to 25
0
Copper (Cu), % 0 to 0.75
63.5 to 66.5
Iron (Fe), % 55.8 to 65.5
0 to 0.25
Lead (Pb), % 0
0 to 0.1
Manganese (Mn), % 0.5 to 2.5
0 to 0.5
Molybdenum (Mo), % 0 to 0.75
0
Nickel (Ni), % 12 to 14
9.0 to 11
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Zinc (Zn), % 0
21.2 to 27.5
Residuals, % 0
0 to 0.5