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ASTM A369 Grade FPA vs. C73100 Nickel Silver

ASTM A369 grade FPA belongs to the iron alloys classification, while C73100 nickel silver belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is ASTM A369 grade FPA and the bottom bar is C73100 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 27
3.4 to 8.0
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 73
43
Shear Strength, MPa 240
260 to 370
Tensile Strength: Ultimate (UTS), MPa 380
450 to 640
Tensile Strength: Yield (Proof), MPa 240
420 to 590

Thermal Properties

Latent Heat of Fusion, J/g 250
190
Maximum Temperature: Mechanical, °C 400
170
Melting Completion (Liquidus), °C 1460
1030
Melting Onset (Solidus), °C 1420
1000
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 52
35
Thermal Expansion, µm/m-K 12
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
28
Density, g/cm3 7.8
8.4
Embodied Carbon, kg CO2/kg material 1.4
3.0
Embodied Energy, MJ/kg 18
49
Embodied Water, L/kg 46
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 89
21 to 35
Resilience: Unit (Modulus of Resilience), kJ/m3 150
790 to 1560
Stiffness to Weight: Axial, points 13
7.5
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 13
15 to 21
Strength to Weight: Bending, points 15
15 to 20
Thermal Diffusivity, mm2/s 14
11
Thermal Shock Resistance, points 12
15 to 21

Alloy Composition

Carbon (C), % 0 to 0.25
0
Copper (Cu), % 0
70.8 to 78
Iron (Fe), % 98.3 to 99.63
0 to 0.1
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0.27 to 0.93
0 to 0.5
Nickel (Ni), % 0
4.0 to 6.0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0.1 to 0.5
0
Sulfur (S), % 0 to 0.035
0
Tin (Sn), % 0
0 to 0.1
Zinc (Zn), % 0
18 to 22
Residuals, % 0
0 to 0.5