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ASTM B817 Type I vs. AWS E630

ASTM B817 type I belongs to the titanium alloys classification, while AWS E630 belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is ASTM B817 type I and the bottom bar is AWS E630.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 4.0 to 13
8.0
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
76
Tensile Strength: Ultimate (UTS), MPa 770 to 960
1040

Thermal Properties

Latent Heat of Fusion, J/g 410
280
Melting Completion (Liquidus), °C 1600
1430
Melting Onset (Solidus), °C 1550
1380
Specific Heat Capacity, J/kg-K 560
470
Thermal Conductivity, W/m-K 7.1
17
Thermal Expansion, µm/m-K 9.6
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 36
14
Density, g/cm3 4.4
7.8
Embodied Carbon, kg CO2/kg material 38
2.8
Embodied Energy, MJ/kg 610
40
Embodied Water, L/kg 200
140

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 48 to 60
37
Strength to Weight: Bending, points 42 to 49
29
Thermal Diffusivity, mm2/s 2.9
4.5
Thermal Shock Resistance, points 54 to 68
28

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
0
Carbon (C), % 0 to 0.1
0 to 0.050
Chlorine (Cl), % 0 to 0.2
0
Chromium (Cr), % 0
16 to 16.8
Copper (Cu), % 0
3.3 to 4.0
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.4
71.6 to 75.9
Manganese (Mn), % 0
0.25 to 0.75
Molybdenum (Mo), % 0
0 to 0.75
Nickel (Ni), % 0
4.5 to 5.0
Niobium (Nb), % 0
0.15 to 0.3
Nitrogen (N), % 0 to 0.040
0
Oxygen (O), % 0 to 0.3
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.1
0 to 0.75
Sodium (Na), % 0 to 0.2
0
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 87 to 91
0
Vanadium (V), % 3.5 to 4.5
0
Residuals, % 0 to 0.4
0