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AWS E309H vs. R56401 Titanium

AWS E309H belongs to the iron alloys classification, while R56401 titanium belongs to the titanium alloys. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is AWS E309H and the bottom bar is R56401 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 34
9.1
Poisson's Ratio 0.27
0.32
Shear Modulus, GPa 78
40
Tensile Strength: Ultimate (UTS), MPa 620
940

Thermal Properties

Latent Heat of Fusion, J/g 300
410
Melting Completion (Liquidus), °C 1410
1610
Melting Onset (Solidus), °C 1370
1560
Specific Heat Capacity, J/kg-K 480
560
Thermal Conductivity, W/m-K 15
7.1
Thermal Expansion, µm/m-K 14
9.6

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 20
36
Density, g/cm3 7.8
4.5
Embodied Carbon, kg CO2/kg material 3.7
38
Embodied Energy, MJ/kg 52
610
Embodied Water, L/kg 180
200

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
35
Strength to Weight: Axial, points 22
59
Strength to Weight: Bending, points 21
48
Thermal Diffusivity, mm2/s 4.0
2.9
Thermal Shock Resistance, points 16
67

Alloy Composition

Aluminum (Al), % 0
5.5 to 6.5
Carbon (C), % 0.040 to 0.15
0 to 0.080
Chromium (Cr), % 22 to 25
0
Copper (Cu), % 0 to 0.75
0
Hydrogen (H), % 0
0 to 0.012
Iron (Fe), % 55.8 to 65.5
0 to 0.25
Manganese (Mn), % 0.5 to 2.5
0
Molybdenum (Mo), % 0 to 0.75
0
Nickel (Ni), % 12 to 14
0
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.13
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0
88.5 to 91
Vanadium (V), % 0
3.5 to 4.5