ASTM A228 Music Wire vs. EN 1.3541 Stainless Steel

Both ASTM A228 music wire and EN 1.3541 stainless steel are iron alloys. They have 87% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (7, 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 1.3541 stainless steel.

ASTM A228 (SWP-A, K08500) Music Wire EN 1.3541 (X47Cr14) Stainless Bearing Steel

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness		710
Brinell Hardness		220

Elastic (Young's, Tensile) Modulus, GPa		190
Elastic (Young's, Tensile) Modulus, GPa		190

Poisson's Ratio		0.29
Poisson's Ratio		0.28

Shear Modulus, GPa		72
Shear Modulus, GPa		76

Tensile Strength: Ultimate (UTS), MPa		2450
Tensile Strength: Ultimate (UTS), MPa		710

Thermal Properties

Latent Heat of Fusion, J/g		250
Latent Heat of Fusion, J/g		270

Maximum Temperature: Mechanical, °C		400
Maximum Temperature: Mechanical, °C		770

Melting Completion (Liquidus), °C		1450
Melting Completion (Liquidus), °C		1440

Melting Onset (Solidus), °C		1410
Melting Onset (Solidus), °C		1390

Specific Heat Capacity, J/kg-K		470
Specific Heat Capacity, J/kg-K		480

Thermal Conductivity, W/m-K		49
Thermal Conductivity, W/m-K		30

Thermal Expansion, µm/m-K		12
Thermal Expansion, µm/m-K		10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS		7.1
Electrical Conductivity: Equal Volume, % IACS		3.0

Electrical Conductivity: Equal Weight (Specific), % IACS		8.2
Electrical Conductivity: Equal Weight (Specific), % IACS		3.5

Otherwise Unclassified Properties

Base Metal Price, % relative		1.8
Base Metal Price, % relative		7.0

Density, g/cm³		7.8
Density, g/cm³		7.7

Embodied Carbon, kg CO₂/kg material		1.4
Embodied Carbon, kg CO₂/kg material		1.9

Embodied Energy, MJ/kg		19
Embodied Energy, MJ/kg		27

Embodied Water, L/kg		45
Embodied Water, L/kg		100

Common Calculations

Stiffness to Weight: Axial, points		13
Stiffness to Weight: Axial, points		14

Stiffness to Weight: Bending, points		24
Stiffness to Weight: Bending, points		25

Strength to Weight: Axial, points		87
Strength to Weight: Axial, points		26

Strength to Weight: Bending, points		52
Strength to Weight: Bending, points		23

Thermal Diffusivity, mm²/s		13
Thermal Diffusivity, mm²/s		8.1

Thermal Shock Resistance, points		79
Thermal Shock Resistance, points		26

Alloy Composition

Carbon (C), %		0.7 to 1.0
Carbon (C), %		0.43 to 0.5

Chromium (Cr), %		0
Chromium (Cr), %		12.5 to 14.5

Iron (Fe), %		98 to 99
Iron (Fe), %		83.4 to 87.5

Manganese (Mn), %		0.2 to 0.6
Manganese (Mn), %		0 to 1.0

Phosphorus (P), %		0 to 0.025
Phosphorus (P), %		0 to 0.040

Silicon (Si), %		0.1 to 0.3
Silicon (Si), %		0 to 1.0

Sulfur (S), %		0 to 0.030
Sulfur (S), %		0 to 0.030