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ASTM A228 Music Wire vs. C19020 Copper

ASTM A228 music wire belongs to the iron alloys classification, while C19020 copper belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ASTM A228 music wire and the bottom bar is C19020 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 12
2.3 to 5.7
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 72
44
Shear Strength, MPa 1470
260 to 340
Tensile Strength: Ultimate (UTS), MPa 2450
440 to 590

Thermal Properties

Latent Heat of Fusion, J/g 250
210
Maximum Temperature: Mechanical, °C 400
200
Melting Completion (Liquidus), °C 1450
1090
Melting Onset (Solidus), °C 1410
1030
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 49
190
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
50
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
50

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
31
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 1.4
2.8
Embodied Energy, MJ/kg 19
44
Embodied Water, L/kg 45
310

Common Calculations

Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 87
14 to 18
Strength to Weight: Bending, points 52
14 to 18
Thermal Diffusivity, mm2/s 13
55
Thermal Shock Resistance, points 79
16 to 21

Alloy Composition

Carbon (C), % 0.7 to 1.0
0
Copper (Cu), % 0
95.7 to 99.19
Iron (Fe), % 98 to 99
0
Manganese (Mn), % 0.2 to 0.6
0
Nickel (Ni), % 0
0.5 to 3.0
Phosphorus (P), % 0 to 0.025
0.010 to 0.2
Silicon (Si), % 0.1 to 0.3
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0.3 to 0.9
Residuals, % 0
0 to 0.2