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ASTM B817 Type II vs. AWS E90C-B9

ASTM B817 type II belongs to the titanium alloys classification, while AWS E90C-B9 belongs to the iron alloys. There are 23 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 ASTM B817 type II and the bottom bar is AWS E90C-B9.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 3.0 to 13
18
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
75
Tensile Strength: Ultimate (UTS), MPa 900 to 960
710
Tensile Strength: Yield (Proof), MPa 780 to 900
460

Thermal Properties

Latent Heat of Fusion, J/g 400
270
Melting Completion (Liquidus), °C 1580
1460
Melting Onset (Solidus), °C 1530
1410
Specific Heat Capacity, J/kg-K 550
470
Thermal Expansion, µm/m-K 9.9
13

Otherwise Unclassified Properties

Base Metal Price, % relative 37
7.0
Density, g/cm3 4.6
7.8
Embodied Carbon, kg CO2/kg material 40
2.6
Embodied Energy, MJ/kg 650
37
Embodied Water, L/kg 220
91

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 26 to 120
110
Resilience: Unit (Modulus of Resilience), kJ/m3 2890 to 3890
550
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 34
25
Strength to Weight: Axial, points 55 to 58
25
Strength to Weight: Bending, points 45 to 47
23
Thermal Shock Resistance, points 62 to 66
20

Alloy Composition


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Aluminum (Al), % 5.0 to 6.0
0 to 0.040
Carbon (C), % 0 to 0.1
0.080 to 0.13
Chlorine (Cl), % 0 to 0.2
0
Chromium (Cr), % 0
8.0 to 10.5
Copper (Cu), % 0.35 to 1.0
0 to 0.2
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0.35 to 1.0
84.4 to 90.9
Manganese (Mn), % 0
0 to 1.2
Molybdenum (Mo), % 0
0.85 to 1.2
Nickel (Ni), % 0
0 to 0.8
Niobium (Nb), % 0
0.020 to 0.1
Nitrogen (N), % 0 to 0.040
0.030 to 0.070
Oxygen (O), % 0 to 0.3
0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0 to 0.1
0 to 0.5
Sodium (Na), % 0 to 0.2
0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 1.5 to 2.5
0
Titanium (Ti), % 82.1 to 87.8
0
Vanadium (V), % 5.0 to 6.0
0.15 to 0.3
Residuals, % 0 to 0.4
0 to 0.5