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EN 1.4818 Stainless Steel vs. ASTM A228 Music Wire

Both EN 1.4818 stainless steel and ASTM A228 music wire are iron alloys. They have 69% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4818 stainless steel and the bottom bar is ASTM A228 music wire.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
710
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 40
12
Fatigue Strength, MPa 280
1280
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
72
Shear Strength, MPa 480
1470
Tensile Strength: Ultimate (UTS), MPa 700
2450
Tensile Strength: Yield (Proof), MPa 330
2050

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1050
400
Melting Completion (Liquidus), °C 1410
1450
Melting Onset (Solidus), °C 1370
1410
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 17
49
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 16
1.8
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 3.1
1.4
Embodied Energy, MJ/kg 44
19
Embodied Water, L/kg 150
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
280
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 25
87
Strength to Weight: Bending, points 23
52
Thermal Diffusivity, mm2/s 4.5
13
Thermal Shock Resistance, points 15
79

Alloy Composition

Carbon (C), % 0.040 to 0.080
0.7 to 1.0
Cerium (Ce), % 0.030 to 0.080
0
Chromium (Cr), % 18 to 20
0
Iron (Fe), % 65.6 to 71.8
98 to 99
Manganese (Mn), % 0 to 1.0
0.2 to 0.6
Nickel (Ni), % 9.0 to 11
0
Nitrogen (N), % 0.12 to 0.2
0
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 1.0 to 2.0
0.1 to 0.3
Sulfur (S), % 0 to 0.015
0 to 0.030