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ASTM A228 Music Wire vs. C17300 Copper

ASTM A228 music wire belongs to the iron alloys classification, while C17300 copper belongs to the copper alloys. There are 27 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 C17300 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 12
3.0 to 23
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 72
45
Shear Strength, MPa 1470
320 to 790
Tensile Strength: Ultimate (UTS), MPa 2450
500 to 1380
Tensile Strength: Yield (Proof), MPa 2050
160 to 1200

Thermal Properties

Latent Heat of Fusion, J/g 250
230
Maximum Temperature: Mechanical, °C 400
270
Melting Completion (Liquidus), °C 1450
980
Melting Onset (Solidus), °C 1410
870
Specific Heat Capacity, J/kg-K 470
380
Thermal Conductivity, W/m-K 49
110
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
22
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
23

Otherwise Unclassified Properties

Density, g/cm3 7.8
8.8
Embodied Carbon, kg CO2/kg material 1.4
9.4
Embodied Energy, MJ/kg 19
150
Embodied Water, L/kg 45
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 280
40 to 88
Stiffness to Weight: Axial, points 13
7.6
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 87
16 to 44
Strength to Weight: Bending, points 52
16 to 31
Thermal Diffusivity, mm2/s 13
32
Thermal Shock Resistance, points 79
17 to 48

Alloy Composition

Aluminum (Al), % 0
0 to 0.2
Beryllium (Be), % 0
1.8 to 2.0
Carbon (C), % 0.7 to 1.0
0
Copper (Cu), % 0
95.5 to 97.8
Iron (Fe), % 98 to 99
0 to 0.4
Lead (Pb), % 0
0.2 to 0.6
Manganese (Mn), % 0.2 to 0.6
0
Nickel (Ni), % 0
0.2 to 0.6
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0.1 to 0.3
0 to 0.2
Sulfur (S), % 0 to 0.030
0
Residuals, % 0
0 to 0.5