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S64512 Stainless Steel vs. ASTM A228 Music Wire

Both S64512 stainless steel and ASTM A228 music wire are iron alloys. They have 83% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is S64512 stainless steel and the bottom bar is ASTM A228 music wire.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 330
710
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 17
12
Fatigue Strength, MPa 540
1280
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
72
Shear Strength, MPa 700
1470
Tensile Strength: Ultimate (UTS), MPa 1140
2450
Tensile Strength: Yield (Proof), MPa 890
2050

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 750
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 28
49
Thermal Expansion, µm/m-K 10
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 4.1
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 10
1.8
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.3
1.4
Embodied Energy, MJ/kg 47
19
Embodied Water, L/kg 110
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
280
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 40
87
Strength to Weight: Bending, points 31
52
Thermal Diffusivity, mm2/s 7.5
13
Thermal Shock Resistance, points 42
79

Alloy Composition

Carbon (C), % 0.080 to 0.15
0.7 to 1.0
Chromium (Cr), % 11 to 12.5
0
Iron (Fe), % 80.6 to 84.7
98 to 99
Manganese (Mn), % 0.5 to 0.9
0.2 to 0.6
Molybdenum (Mo), % 1.5 to 2.0
0
Nickel (Ni), % 2.0 to 3.0
0
Nitrogen (N), % 0.010 to 0.050
0
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0 to 0.35
0.1 to 0.3
Sulfur (S), % 0 to 0.025
0 to 0.030
Vanadium (V), % 0.25 to 0.4
0