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AWS ERTi-5 vs. EN 1.4849 Stainless Steel

AWS ERTi-5 belongs to the titanium alloys classification, while EN 1.4849 stainless steel belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is AWS ERTi-5 and the bottom bar is EN 1.4849 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 10
4.5
Fatigue Strength, MPa 470
120
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
75
Tensile Strength: Ultimate (UTS), MPa 900
480
Tensile Strength: Yield (Proof), MPa 830
250

Thermal Properties

Latent Heat of Fusion, J/g 410
320
Maximum Temperature: Mechanical, °C 340
1020
Melting Completion (Liquidus), °C 1610
1390
Melting Onset (Solidus), °C 1560
1340
Specific Heat Capacity, J/kg-K 560
480
Thermal Conductivity, W/m-K 7.1
12
Thermal Expansion, µm/m-K 9.6
15

Otherwise Unclassified Properties

Base Metal Price, % relative 36
42
Density, g/cm3 4.4
8.0
Embodied Carbon, kg CO2/kg material 38
7.1
Embodied Energy, MJ/kg 610
100
Embodied Water, L/kg 200
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 87
18
Resilience: Unit (Modulus of Resilience), kJ/m3 3250
160
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 56
17
Strength to Weight: Bending, points 46
17
Thermal Diffusivity, mm2/s 2.9
3.2
Thermal Shock Resistance, points 63
11

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
0
Carbon (C), % 0 to 0.050
0.3 to 0.5
Chromium (Cr), % 0
18 to 21
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.22
32.6 to 43.5
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0
36 to 39
Niobium (Nb), % 0
1.2 to 1.8
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0.12 to 0.2
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
1.0 to 2.5
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 88.2 to 90.9
0
Vanadium (V), % 3.5 to 4.5
0