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AWS ERTi-7 vs. Type 1 Magnetic Alloy

AWS ERTi-7 belongs to the titanium alloys classification, while Type 1 magnetic alloy belongs to the iron alloys. There are 24 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 AWS ERTi-7 and the bottom bar is Type 1 magnetic alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 20
4.0 to 38
Poisson's Ratio 0.32
0.3
Shear Modulus, GPa 40
72
Tensile Strength: Ultimate (UTS), MPa 340
500 to 830
Tensile Strength: Yield (Proof), MPa 280
220 to 790

Thermal Properties

Latent Heat of Fusion, J/g 420
270
Melting Completion (Liquidus), °C 1670
1420
Melting Onset (Solidus), °C 1620
1370
Specific Heat Capacity, J/kg-K 540
460
Thermal Expansion, µm/m-K 8.7
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
3.1
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
3.4

Otherwise Unclassified Properties

Density, g/cm3 4.5
8.3
Embodied Carbon, kg CO2/kg material 47
5.6
Embodied Energy, MJ/kg 800
77
Embodied Water, L/kg 470
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 64
33 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 360
130 to 1690
Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 35
23
Strength to Weight: Axial, points 21
17 to 28
Strength to Weight: Bending, points 24
17 to 24
Thermal Shock Resistance, points 26
16 to 26

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.050
Chromium (Cr), % 0
0 to 0.3
Cobalt (Co), % 0
0 to 0.5
Copper (Cu), % 0
0 to 0.3
Hydrogen (H), % 0 to 0.0080
0
Iron (Fe), % 0 to 0.12
50.7 to 56.5
Manganese (Mn), % 0
0 to 0.8
Molybdenum (Mo), % 0
0 to 0.3
Nickel (Ni), % 0
43.5 to 46.5
Nitrogen (N), % 0 to 0.015
0
Oxygen (O), % 0.080 to 0.16
0
Palladium (Pd), % 0.12 to 0.25
0
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 99.417 to 99.8
0