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EN 1.4584 Stainless Steel vs. Grade 1 Titanium

EN 1.4584 stainless steel belongs to the iron alloys classification, while grade 1 titanium belongs to the titanium alloys. There are 30 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 EN 1.4584 stainless steel and the bottom bar is grade 1 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
120
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 34
28
Fatigue Strength, MPa 170
170
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 79
39
Tensile Strength: Ultimate (UTS), MPa 500
310
Tensile Strength: Yield (Proof), MPa 210
220

Thermal Properties

Latent Heat of Fusion, J/g 300
420
Maximum Temperature: Mechanical, °C 1100
320
Melting Completion (Liquidus), °C 1440
1660
Melting Onset (Solidus), °C 1390
1610
Specific Heat Capacity, J/kg-K 460
540
Thermal Conductivity, W/m-K 17
20
Thermal Expansion, µm/m-K 15
8.8

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
3.7
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
7.3

Otherwise Unclassified Properties

Base Metal Price, % relative 31
37
Density, g/cm3 8.1
4.5
Embodied Carbon, kg CO2/kg material 5.7
31
Embodied Energy, MJ/kg 78
510
Embodied Water, L/kg 200
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
79
Resilience: Unit (Modulus of Resilience), kJ/m3 110
230
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
35
Strength to Weight: Axial, points 17
19
Strength to Weight: Bending, points 17
23
Thermal Diffusivity, mm2/s 4.5
8.2
Thermal Shock Resistance, points 12
24

Alloy Composition

Carbon (C), % 0 to 0.025
0 to 0.080
Chromium (Cr), % 19 to 21
0
Copper (Cu), % 1.0 to 3.0
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 41.7 to 52
0 to 0.2
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 4.0 to 5.0
0
Nickel (Ni), % 24 to 26
0
Nitrogen (N), % 0 to 0.2
0 to 0.030
Oxygen (O), % 0
0 to 0.18
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.020
0
Titanium (Ti), % 0
99.095 to 100
Residuals, % 0
0 to 0.4