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ASTM A369 Grade FPA vs. Grade 1 Titanium

ASTM A369 grade FPA belongs to the iron alloys classification, while grade 1 titanium belongs to the titanium alloys. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is ASTM A369 grade FPA and the bottom bar is grade 1 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110
120
Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 27
28
Fatigue Strength, MPa 180
170
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 73
39
Shear Strength, MPa 240
200
Tensile Strength: Ultimate (UTS), MPa 380
310
Tensile Strength: Yield (Proof), MPa 240
220

Thermal Properties

Latent Heat of Fusion, J/g 250
420
Maximum Temperature: Mechanical, °C 400
320
Melting Completion (Liquidus), °C 1460
1660
Melting Onset (Solidus), °C 1420
1610
Specific Heat Capacity, J/kg-K 470
540
Thermal Conductivity, W/m-K 52
20
Thermal Expansion, µm/m-K 12
8.8

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
3.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
7.3

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
37
Density, g/cm3 7.8
4.5
Embodied Carbon, kg CO2/kg material 1.4
31
Embodied Energy, MJ/kg 18
510
Embodied Water, L/kg 46
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 89
79
Resilience: Unit (Modulus of Resilience), kJ/m3 150
230
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
35
Strength to Weight: Axial, points 13
19
Strength to Weight: Bending, points 15
23
Thermal Diffusivity, mm2/s 14
8.2
Thermal Shock Resistance, points 12
24

Alloy Composition

Carbon (C), % 0 to 0.25
0 to 0.080
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 98.3 to 99.63
0 to 0.2
Manganese (Mn), % 0.27 to 0.93
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.18
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0.1 to 0.5
0
Sulfur (S), % 0 to 0.035
0
Titanium (Ti), % 0
99.095 to 100
Residuals, % 0
0 to 0.4