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AWS ERTi-7 vs. EN 2.4878 Nickel

AWS ERTi-7 belongs to the titanium alloys classification, while EN 2.4878 nickel belongs to the nickel alloys. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AWS ERTi-7 and the bottom bar is EN 2.4878 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 20
13 to 17
Fatigue Strength, MPa 190
400 to 410
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 40
78
Tensile Strength: Ultimate (UTS), MPa 340
1210 to 1250
Tensile Strength: Yield (Proof), MPa 280
740 to 780

Thermal Properties

Latent Heat of Fusion, J/g 420
330
Maximum Temperature: Mechanical, °C 320
1030
Melting Completion (Liquidus), °C 1670
1370
Melting Onset (Solidus), °C 1620
1320
Specific Heat Capacity, J/kg-K 540
460
Thermal Conductivity, W/m-K 21
11
Thermal Expansion, µm/m-K 8.7
12

Otherwise Unclassified Properties

Density, g/cm3 4.5
8.3
Embodied Carbon, kg CO2/kg material 47
10
Embodied Energy, MJ/kg 800
150
Embodied Water, L/kg 470
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 64
150 to 180
Resilience: Unit (Modulus of Resilience), kJ/m3 360
1370 to 1540
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 21
41 to 42
Strength to Weight: Bending, points 24
31
Thermal Diffusivity, mm2/s 8.8
2.8
Thermal Shock Resistance, points 26
37 to 39

Alloy Composition

Aluminum (Al), % 0
1.2 to 1.6
Boron (B), % 0
0.010 to 0.015
Carbon (C), % 0 to 0.030
0.030 to 0.070
Chromium (Cr), % 0
23 to 25
Cobalt (Co), % 0
19 to 21
Copper (Cu), % 0
0 to 0.2
Hydrogen (H), % 0 to 0.0080
0
Iron (Fe), % 0 to 0.12
0 to 1.0
Manganese (Mn), % 0
0 to 0.5
Molybdenum (Mo), % 0
1.0 to 2.0
Nickel (Ni), % 0
43.6 to 52.2
Niobium (Nb), % 0
0.7 to 1.2
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 0.0070
Tantalum (Ta), % 0
0 to 0.050
Titanium (Ti), % 99.417 to 99.8
2.8 to 3.2
Zirconium (Zr), % 0
0.030 to 0.070