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R04295 Alloy vs. AWS ERTi-2

R04295 alloy belongs to the otherwise unclassified metals classification, while AWS ERTi-2 belongs to the titanium alloys. There are 18 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is R04295 alloy and the bottom bar is AWS ERTi-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 22
20
Poisson's Ratio 0.38
0.32
Shear Modulus, GPa 37
40
Tensile Strength: Ultimate (UTS), MPa 410
340
Tensile Strength: Yield (Proof), MPa 300
280

Thermal Properties

Latent Heat of Fusion, J/g 300
420
Specific Heat Capacity, J/kg-K 260
540
Thermal Expansion, µm/m-K 7.2
8.7

Otherwise Unclassified Properties

Density, g/cm3 9.0
4.5
Embodied Water, L/kg 950
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 84
64
Resilience: Unit (Modulus of Resilience), kJ/m3 430
360
Stiffness to Weight: Axial, points 6.3
13
Stiffness to Weight: Bending, points 17
35
Strength to Weight: Axial, points 13
21
Strength to Weight: Bending, points 14
24
Thermal Shock Resistance, points 40
27

Alloy Composition

Carbon (C), % 0 to 0.015
0 to 0.030
Hafnium (Hf), % 9.0 to 11
0
Hydrogen (H), % 0 to 0.0015
0 to 0.0080
Iron (Fe), % 0
0 to 0.12
Niobium (Nb), % 85.9 to 90.3
0
Nitrogen (N), % 0 to 0.010
0 to 0.015
Oxygen (O), % 0 to 0.025
0.080 to 0.16
Tantalum (Ta), % 0 to 0.5
0
Titanium (Ti), % 0.7 to 1.3
99.667 to 99.92
Tungsten (W), % 0 to 0.5
0
Zirconium (Zr), % 0 to 0.7
0