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SAE-AISI H19 Steel vs. AWS ERTi-12

SAE-AISI H19 steel belongs to the iron alloys classification, while AWS ERTi-12 belongs to the titanium 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 SAE-AISI H19 steel and the bottom bar is AWS ERTi-12.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 75
41
Tensile Strength: Ultimate (UTS), MPa 720 to 1990
480

Thermal Properties

Latent Heat of Fusion, J/g 260
420
Melting Completion (Liquidus), °C 1540
1670
Melting Onset (Solidus), °C 1490
1620
Specific Heat Capacity, J/kg-K 460
540
Thermal Conductivity, W/m-K 29
21
Thermal Expansion, µm/m-K 12
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 22
37
Density, g/cm3 8.2
4.5
Embodied Carbon, kg CO2/kg material 7.5
31
Embodied Energy, MJ/kg 110
510
Embodied Water, L/kg 110
110

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
35
Strength to Weight: Axial, points 24 to 68
30
Strength to Weight: Bending, points 22 to 43
30
Thermal Diffusivity, mm2/s 7.9
8.7
Thermal Shock Resistance, points 21 to 59
37

Alloy Composition

Carbon (C), % 0.32 to 0.45
0 to 0.030
Chromium (Cr), % 4.0 to 4.8
0
Cobalt (Co), % 4.0 to 4.5
0
Copper (Cu), % 0 to 0.25
0
Hydrogen (H), % 0
0 to 0.0080
Iron (Fe), % 81.4 to 85.5
0 to 0.15
Manganese (Mn), % 0.2 to 0.5
0
Molybdenum (Mo), % 0.3 to 0.55
0.2 to 0.4
Nickel (Ni), % 0 to 0.3
0.060 to 0.090
Nitrogen (N), % 0
0 to 0.015
Oxygen (O), % 0
0.080 to 0.16
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.2 to 0.5
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0
99.147 to 99.66
Tungsten (W), % 3.8 to 4.5
0
Vanadium (V), % 1.8 to 2.2
0