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EN 1.4530 Stainless Steel vs. Grade 38 Titanium

EN 1.4530 stainless steel belongs to the iron alloys classification, while grade 38 titanium belongs to the titanium alloys. There are 20 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is EN 1.4530 stainless steel and the bottom bar is grade 38 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 76
40
Tensile Strength: Ultimate (UTS), MPa 1030 to 1370
1000

Thermal Properties

Latent Heat of Fusion, J/g 270
410
Maximum Temperature: Mechanical, °C 790
330
Melting Completion (Liquidus), °C 1460
1620
Melting Onset (Solidus), °C 1410
1570
Specific Heat Capacity, J/kg-K 470
550
Thermal Expansion, µm/m-K 11
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 15
36
Density, g/cm3 7.9
4.5
Embodied Carbon, kg CO2/kg material 3.4
35
Embodied Energy, MJ/kg 46
560
Embodied Water, L/kg 130
160

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
35
Strength to Weight: Axial, points 36 to 48
62
Strength to Weight: Bending, points 29 to 35
49
Thermal Shock Resistance, points 35 to 47
72

Alloy Composition

Aluminum (Al), % 0.6 to 0.8
3.5 to 4.5
Carbon (C), % 0 to 0.015
0 to 0.080
Chromium (Cr), % 11.5 to 12.5
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 74.4 to 77.3
1.2 to 1.8
Manganese (Mn), % 0 to 0.1
0
Molybdenum (Mo), % 1.9 to 2.2
0
Nickel (Ni), % 8.5 to 9.5
0
Nitrogen (N), % 0 to 0.010
0 to 0.030
Oxygen (O), % 0
0.2 to 0.3
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0 to 0.1
0
Sulfur (S), % 0 to 0.0050
0
Titanium (Ti), % 0.28 to 0.37
89.9 to 93.1
Vanadium (V), % 0
2.0 to 3.0
Residuals, % 0
0 to 0.4