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Type 1 Magnetic Alloy vs. AWS E318

Both Type 1 magnetic alloy and AWS E318 are iron alloys. They have 67% of their average alloy composition in common. There are 22 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 Type 1 magnetic alloy and the bottom bar is AWS E318.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 4.0 to 38
29
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 72
78
Tensile Strength: Ultimate (UTS), MPa 500 to 830
620

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Melting Completion (Liquidus), °C 1420
1440
Melting Onset (Solidus), °C 1370
1400
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 12
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 31
23
Density, g/cm3 8.3
7.9
Embodied Carbon, kg CO2/kg material 5.6
4.4
Embodied Energy, MJ/kg 77
62
Embodied Water, L/kg 130
160

Common Calculations

Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 17 to 28
22
Strength to Weight: Bending, points 17 to 24
20
Thermal Shock Resistance, points 16 to 26
16

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.080
Chromium (Cr), % 0 to 0.3
17 to 20
Cobalt (Co), % 0 to 0.5
0
Copper (Cu), % 0 to 0.3
0 to 0.75
Iron (Fe), % 50.7 to 56.5
57.6 to 69.5
Manganese (Mn), % 0 to 0.8
0.5 to 2.5
Molybdenum (Mo), % 0 to 0.3
2.0 to 3.0
Nickel (Ni), % 43.5 to 46.5
11 to 14
Niobium (Nb), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.010
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030