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SAE-AISI H14 Steel vs. ASTM A228 Music Wire

Both SAE-AISI H14 steel and ASTM A228 music wire are iron alloys. They have 89% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H14 steel and the bottom bar is ASTM A228 music wire.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 75
72
Tensile Strength: Ultimate (UTS), MPa 710 to 2030
2450

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Melting Completion (Liquidus), °C 1530
1450
Melting Onset (Solidus), °C 1490
1410
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 35
49
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.3
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 10
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 15
1.8
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 2.7
1.4
Embodied Energy, MJ/kg 39
19
Embodied Water, L/kg 73
45

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 24 to 69
87
Strength to Weight: Bending, points 22 to 44
52
Thermal Diffusivity, mm2/s 9.3
13
Thermal Shock Resistance, points 24 to 68
79

Alloy Composition

Carbon (C), % 0.35 to 0.45
0.7 to 1.0
Chromium (Cr), % 4.8 to 5.5
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 86.5 to 89.9
98 to 99
Manganese (Mn), % 0.2 to 0.5
0.2 to 0.6
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0.8 to 1.2
0.1 to 0.3
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 4.0 to 5.3
0