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ASTM A228 Music Wire vs. C19800 Copper

ASTM A228 music wire belongs to the iron alloys classification, while C19800 copper belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is ASTM A228 music wire and the bottom bar is C19800 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 12
9.0 to 12
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 72
43
Shear Strength, MPa 1470
260 to 330
Tensile Strength: Ultimate (UTS), MPa 2450
430 to 550
Tensile Strength: Yield (Proof), MPa 2050
420 to 550

Thermal Properties

Latent Heat of Fusion, J/g 250
210
Maximum Temperature: Mechanical, °C 400
200
Melting Completion (Liquidus), °C 1450
1070
Melting Onset (Solidus), °C 1410
1050
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 49
260
Thermal Expansion, µm/m-K 12
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
61
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
62

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
30
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 1.4
2.8
Embodied Energy, MJ/kg 19
43
Embodied Water, L/kg 45
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 280
49 to 52
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 87
14 to 17
Strength to Weight: Bending, points 52
14 to 17
Thermal Diffusivity, mm2/s 13
75
Thermal Shock Resistance, points 79
15 to 20

Alloy Composition

Carbon (C), % 0.7 to 1.0
0
Copper (Cu), % 0
95.7 to 99.47
Iron (Fe), % 98 to 99
0.020 to 0.5
Magnesium (Mg), % 0
0.1 to 1.0
Manganese (Mn), % 0.2 to 0.6
0
Phosphorus (P), % 0 to 0.025
0.010 to 0.1
Silicon (Si), % 0.1 to 0.3
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0.1 to 1.0
Zinc (Zn), % 0
0.3 to 1.5
Residuals, % 0
0 to 0.2