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ASTM A228 Music Wire vs. C16500 Copper

ASTM A228 music wire belongs to the iron alloys classification, while C16500 copper belongs to the copper alloys. There are 28 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 C16500 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 12
1.5 to 53
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 72
43
Shear Strength, MPa 1470
200 to 310
Tensile Strength: Ultimate (UTS), MPa 2450
280 to 530
Tensile Strength: Yield (Proof), MPa 2050
97 to 520

Thermal Properties

Latent Heat of Fusion, J/g 250
210
Maximum Temperature: Mechanical, °C 400
340
Melting Completion (Liquidus), °C 1450
1070
Melting Onset (Solidus), °C 1410
1010
Specific Heat Capacity, J/kg-K 470
380
Thermal Conductivity, W/m-K 49
250
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
60
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
61

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
2.6
Embodied Energy, MJ/kg 19
42
Embodied Water, L/kg 45
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 280
7.8 to 110
Stiffness to Weight: Axial, points 13
7.1
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 87
8.6 to 17
Strength to Weight: Bending, points 52
11 to 16
Thermal Diffusivity, mm2/s 13
74
Thermal Shock Resistance, points 79
9.8 to 19

Alloy Composition

Cadmium (Cd), % 0
0.6 to 1.0
Carbon (C), % 0.7 to 1.0
0
Copper (Cu), % 0
97.8 to 98.9
Iron (Fe), % 98 to 99
0 to 0.020
Manganese (Mn), % 0.2 to 0.6
0
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0.1 to 0.3
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0.5 to 0.7
Residuals, % 0
0 to 0.5