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ASTM A228 Music Wire vs. C36000 Brass

ASTM A228 music wire belongs to the iron alloys classification, while C36000 brass 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 C36000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 12
5.8 to 23
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 72
39
Shear Strength, MPa 1470
210 to 310
Tensile Strength: Ultimate (UTS), MPa 2450
330 to 530
Tensile Strength: Yield (Proof), MPa 2050
140 to 260

Thermal Properties

Latent Heat of Fusion, J/g 250
170
Maximum Temperature: Mechanical, °C 400
120
Melting Completion (Liquidus), °C 1450
900
Melting Onset (Solidus), °C 1410
890
Specific Heat Capacity, J/kg-K 470
380
Thermal Conductivity, W/m-K 49
120
Thermal Expansion, µm/m-K 12
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
26
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
29

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
23
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 1.4
2.6
Embodied Energy, MJ/kg 19
45
Embodied Water, L/kg 45
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 280
25 to 62
Stiffness to Weight: Axial, points 13
7.0
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 87
11 to 18
Strength to Weight: Bending, points 52
13 to 18
Thermal Diffusivity, mm2/s 13
37
Thermal Shock Resistance, points 79
11 to 18

Alloy Composition

Carbon (C), % 0.7 to 1.0
0
Copper (Cu), % 0
60 to 63
Iron (Fe), % 98 to 99
0 to 0.35
Lead (Pb), % 0
2.5 to 3.7
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
Zinc (Zn), % 0
32.5 to 37.5
Residuals, % 0
0 to 0.5