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ASTM A148 Cast Steel vs. ASTM A228 Music Wire

Both ASTM A148 cast steel and ASTM A228 music wire are iron alloys. There are 29 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 A148 cast steel and the bottom bar is ASTM A228 music wire.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 390
710
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 5.7 to 25
12
Fatigue Strength, MPa 280 to 670
1280
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
72
Tensile Strength: Ultimate (UTS), MPa 630 to 1300
2450
Tensile Strength: Yield (Proof), MPa 390 to 1160
2050

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400 to 430
400
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 37 to 47
49
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3 to 7.5
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3 to 8.6
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 2.3 to 3.3
1.8
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.5 to 1.7
1.4
Embodied Energy, MJ/kg 20 to 22
19
Embodied Water, L/kg 48 to 53
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 150
280
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 22 to 46
87
Strength to Weight: Bending, points 21 to 34
52
Thermal Diffusivity, mm2/s 9.9 to 13
13
Thermal Shock Resistance, points 18 to 38
79