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EN 1.4828 Stainless Steel vs. Grade 12 Titanium

EN 1.4828 stainless steel belongs to the iron alloys classification, while grade 12 titanium belongs to the titanium alloys. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4828 stainless steel and the bottom bar is grade 12 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
170
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 33
21
Fatigue Strength, MPa 200
280
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 77
39
Shear Strength, MPa 430
330
Tensile Strength: Ultimate (UTS), MPa 650
530
Tensile Strength: Yield (Proof), MPa 260
410

Thermal Properties

Latent Heat of Fusion, J/g 320
420
Maximum Temperature: Mechanical, °C 1000
320
Melting Completion (Liquidus), °C 1400
1660
Melting Onset (Solidus), °C 1360
1610
Specific Heat Capacity, J/kg-K 490
540
Thermal Conductivity, W/m-K 15
21
Thermal Expansion, µm/m-K 17
9.6

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
3.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
6.6

Otherwise Unclassified Properties

Base Metal Price, % relative 17
37
Density, g/cm3 7.7
4.5
Embodied Carbon, kg CO2/kg material 3.4
31
Embodied Energy, MJ/kg 48
500
Embodied Water, L/kg 150
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
110
Resilience: Unit (Modulus of Resilience), kJ/m3 170
770
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
35
Strength to Weight: Axial, points 23
32
Strength to Weight: Bending, points 22
32
Thermal Diffusivity, mm2/s 4.0
8.5
Thermal Shock Resistance, points 14
37

Alloy Composition

Carbon (C), % 0 to 0.2
0 to 0.080
Chromium (Cr), % 19 to 21
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 61.1 to 68.5
0 to 0.3
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 0
0.2 to 0.4
Nickel (Ni), % 11 to 13
0.6 to 0.9
Nitrogen (N), % 0 to 0.1
0 to 0.030
Oxygen (O), % 0
0 to 0.25
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 1.5 to 2.5
0
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 0
97.6 to 99.2
Residuals, % 0
0 to 0.4