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ACI-ASTM CF3M Steel vs. ASTM A228 Music Wire

Both ACI-ASTM CF3M steel and ASTM A228 music wire are iron alloys. They have 67% of their average alloy composition in common. There are 29 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 ACI-ASTM CF3M steel and the bottom bar is ASTM A228 music wire.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
710
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 55
12
Fatigue Strength, MPa 270
1280
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
72
Tensile Strength: Ultimate (UTS), MPa 520
2450
Tensile Strength: Yield (Proof), MPa 260
2050

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 990
400
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1430
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 16
49
Thermal Expansion, µm/m-K 15
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 19
1.8
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.8
1.4
Embodied Energy, MJ/kg 53
19
Embodied Water, L/kg 160
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
280
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 18
87
Strength to Weight: Bending, points 18
52
Thermal Diffusivity, mm2/s 4.3
13
Thermal Shock Resistance, points 12
79

Alloy Composition

Carbon (C), % 0 to 0.030
0.7 to 1.0
Chromium (Cr), % 17 to 21
0
Iron (Fe), % 59.9 to 72
98 to 99
Manganese (Mn), % 0 to 1.5
0.2 to 0.6
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 9.0 to 13
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.5
0.1 to 0.3
Sulfur (S), % 0 to 0.040
0 to 0.030