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AWS E309H vs. Titanium 6-7

AWS E309H belongs to the iron alloys classification, while titanium 6-7 belongs to the titanium alloys. There are 20 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is AWS E309H and the bottom bar is titanium 6-7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 34
11
Poisson's Ratio 0.27
0.33
Shear Modulus, GPa 78
45
Tensile Strength: Ultimate (UTS), MPa 620
1020

Thermal Properties

Latent Heat of Fusion, J/g 300
410
Melting Completion (Liquidus), °C 1410
1700
Melting Onset (Solidus), °C 1370
1650
Specific Heat Capacity, J/kg-K 480
520
Thermal Expansion, µm/m-K 14
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 20
75
Density, g/cm3 7.8
5.1
Embodied Carbon, kg CO2/kg material 3.7
34
Embodied Energy, MJ/kg 52
540
Embodied Water, L/kg 180
190

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
32
Strength to Weight: Axial, points 22
56
Strength to Weight: Bending, points 21
44
Thermal Shock Resistance, points 16
66

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 0.0090
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
6.5 to 7.5
Nickel (Ni), % 12 to 14
0
Niobium (Nb), % 0
6.5 to 7.5
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.2
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Tantalum (Ta), % 0
0 to 0.5
Titanium (Ti), % 0
84.9 to 88