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R56401 Titanium vs. EN 1.4848 Stainless Steel

R56401 titanium belongs to the titanium alloys classification, while EN 1.4848 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is R56401 titanium and the bottom bar is EN 1.4848 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 9.1
9.0
Fatigue Strength, MPa 480
130
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
78
Tensile Strength: Ultimate (UTS), MPa 940
510
Tensile Strength: Yield (Proof), MPa 850
250

Thermal Properties

Latent Heat of Fusion, J/g 410
320
Maximum Temperature: Mechanical, °C 340
1100
Melting Completion (Liquidus), °C 1610
1390
Melting Onset (Solidus), °C 1560
1340
Specific Heat Capacity, J/kg-K 560
490
Thermal Conductivity, W/m-K 7.1
15
Thermal Expansion, µm/m-K 9.6
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 36
25
Density, g/cm3 4.5
7.8
Embodied Carbon, kg CO2/kg material 38
4.4
Embodied Energy, MJ/kg 610
63
Embodied Water, L/kg 200
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83
38
Resilience: Unit (Modulus of Resilience), kJ/m3 3440
150
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 59
18
Strength to Weight: Bending, points 48
18
Thermal Diffusivity, mm2/s 2.9
3.9
Thermal Shock Resistance, points 67
11

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
0
Carbon (C), % 0 to 0.080
0.3 to 0.5
Chromium (Cr), % 0
24 to 27
Hydrogen (H), % 0 to 0.012
0
Iron (Fe), % 0 to 0.25
45.4 to 55.7
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0
19 to 22
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.13
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
1.0 to 2.5
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 88.5 to 91
0
Vanadium (V), % 3.5 to 4.5
0