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AWS ERTi-1 vs. SAE-AISI H43 Steel

AWS ERTi-1 belongs to the titanium alloys classification, while SAE-AISI H43 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is AWS ERTi-1 and the bottom bar is SAE-AISI H43 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 41
77
Tensile Strength: Ultimate (UTS), MPa 240
710 to 2140

Thermal Properties

Latent Heat of Fusion, J/g 420
270
Melting Completion (Liquidus), °C 1670
1530
Melting Onset (Solidus), °C 1620
1480
Specific Heat Capacity, J/kg-K 540
460
Thermal Conductivity, W/m-K 21
30
Thermal Expansion, µm/m-K 8.7
12

Otherwise Unclassified Properties

Base Metal Price, % relative 37
14
Density, g/cm3 4.5
7.9
Embodied Carbon, kg CO2/kg material 31
8.2
Embodied Energy, MJ/kg 510
120
Embodied Water, L/kg 110
100

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 15
25 to 75
Strength to Weight: Bending, points 19
22 to 46
Thermal Diffusivity, mm2/s 8.7
8.3
Thermal Shock Resistance, points 19
21 to 62

Alloy Composition

Carbon (C), % 0 to 0.030
0.5 to 0.65
Chromium (Cr), % 0
3.8 to 4.5
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.080
83.2 to 85.9
Manganese (Mn), % 0
0.15 to 0.4
Molybdenum (Mo), % 0
7.8 to 8.5
Nitrogen (N), % 0 to 0.012
0
Oxygen (O), % 0.030 to 0.1
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0.2 to 0.45
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 99.773 to 99.97
0
Vanadium (V), % 0
1.8 to 2.2