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S21460 Stainless Steel vs. ASTM A228 Music Wire

Both S21460 stainless steel and ASTM A228 music wire are iron alloys. They have 61% of their average alloy composition in common. There are 26 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 S21460 stainless steel and the bottom bar is ASTM A228 music wire.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
710
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 46
12
Fatigue Strength, MPa 390
1280
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
72
Shear Strength, MPa 580
1470
Tensile Strength: Ultimate (UTS), MPa 830
2450
Tensile Strength: Yield (Proof), MPa 430
2050

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 920
400
Melting Completion (Liquidus), °C 1380
1450
Melting Onset (Solidus), °C 1330
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 18
12

Otherwise Unclassified Properties

Base Metal Price, % relative 14
1.8
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 3.0
1.4
Embodied Energy, MJ/kg 43
19
Embodied Water, L/kg 160
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
280
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 30
87
Strength to Weight: Bending, points 26
52
Thermal Shock Resistance, points 17
79

Alloy Composition

Carbon (C), % 0 to 0.12
0.7 to 1.0
Chromium (Cr), % 17 to 19
0
Iron (Fe), % 57.3 to 63.7
98 to 99
Manganese (Mn), % 14 to 16
0.2 to 0.6
Nickel (Ni), % 5.0 to 6.0
0
Nitrogen (N), % 0.35 to 0.5
0
Phosphorus (P), % 0 to 0.060
0 to 0.025
Silicon (Si), % 0 to 1.0
0.1 to 0.3
Sulfur (S), % 0 to 0.030
0 to 0.030