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ASTM A228 Music Wire vs. EN 1.4411 Stainless Steel

Both ASTM A228 music wire and EN 1.4411 stainless steel are iron alloys. They have 77% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is ASTM A228 music wire and the bottom bar is EN 1.4411 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 12
17
Fatigue Strength, MPa 1280
370
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
78
Tensile Strength: Ultimate (UTS), MPa 2450
870
Tensile Strength: Yield (Proof), MPa 2050
600

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 400
880
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 49
17
Thermal Expansion, µm/m-K 12
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
13
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
3.0
Embodied Energy, MJ/kg 19
41
Embodied Water, L/kg 45
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 280
130
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 87
31
Strength to Weight: Bending, points 52
26
Thermal Diffusivity, mm2/s 13
4.6
Thermal Shock Resistance, points 79
28

Alloy Composition

Carbon (C), % 0.7 to 1.0
0 to 0.060
Chromium (Cr), % 0
15 to 17
Iron (Fe), % 98 to 99
73.1 to 79.5
Manganese (Mn), % 0.2 to 0.6
0 to 1.0
Molybdenum (Mo), % 0
1.5 to 2.0
Nickel (Ni), % 0
4.0 to 6.0
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0.1 to 0.3
0 to 0.8
Sulfur (S), % 0 to 0.030
0 to 0.025