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AWS E330H vs. AWS ERTi-12

AWS E330H belongs to the iron alloys classification, while AWS ERTi-12 belongs to the titanium alloys. There are 24 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AWS E330H and the bottom bar is AWS ERTi-12.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 11
12
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 76
41
Tensile Strength: Ultimate (UTS), MPa 690
480

Thermal Properties

Latent Heat of Fusion, J/g 290
420
Melting Completion (Liquidus), °C 1400
1670
Melting Onset (Solidus), °C 1350
1620
Specific Heat Capacity, J/kg-K 470
540
Thermal Conductivity, W/m-K 12
21
Thermal Expansion, µm/m-K 13
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
7.1

Otherwise Unclassified Properties

Base Metal Price, % relative 30
37
Density, g/cm3 8.1
4.5
Embodied Carbon, kg CO2/kg material 5.4
31
Embodied Energy, MJ/kg 76
510
Embodied Water, L/kg 180
110

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
35
Strength to Weight: Axial, points 24
30
Strength to Weight: Bending, points 22
30
Thermal Diffusivity, mm2/s 3.2
8.7
Thermal Shock Resistance, points 19
37

Alloy Composition

Carbon (C), % 0.35 to 0.45
0 to 0.030
Chromium (Cr), % 14 to 17
0
Copper (Cu), % 0 to 0.75
0
Hydrogen (H), % 0
0 to 0.0080
Iron (Fe), % 40.5 to 51.7
0 to 0.15
Manganese (Mn), % 1.0 to 2.5
0
Molybdenum (Mo), % 0 to 0.75
0.2 to 0.4
Nickel (Ni), % 33 to 37
0.060 to 0.090
Nitrogen (N), % 0
0 to 0.015
Oxygen (O), % 0
0.080 to 0.16
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0
99.147 to 99.66