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EN 1.6554 Steel vs. ASTM B817 Type II

EN 1.6554 steel belongs to the iron alloys classification, while ASTM B817 type II belongs to the titanium alloys. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.6554 steel and the bottom bar is ASTM B817 type II.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 17 to 21
3.0 to 13
Fatigue Strength, MPa 380 to 520
390 to 530
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 73
40
Tensile Strength: Ultimate (UTS), MPa 780 to 930
900 to 960
Tensile Strength: Yield (Proof), MPa 550 to 790
780 to 900

Thermal Properties

Latent Heat of Fusion, J/g 250
400
Maximum Temperature: Mechanical, °C 420
350
Melting Completion (Liquidus), °C 1460
1580
Melting Onset (Solidus), °C 1420
1530
Specific Heat Capacity, J/kg-K 470
550
Thermal Expansion, µm/m-K 13
9.9

Otherwise Unclassified Properties

Base Metal Price, % relative 3.4
37
Density, g/cm3 7.9
4.6
Embodied Carbon, kg CO2/kg material 1.7
40
Embodied Energy, MJ/kg 22
650
Embodied Water, L/kg 53
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 150
26 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 810 to 1650
2890 to 3890
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
34
Strength to Weight: Axial, points 27 to 33
55 to 58
Strength to Weight: Bending, points 24 to 27
45 to 47
Thermal Shock Resistance, points 23 to 27
62 to 66

Alloy Composition


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Aluminum (Al), % 0
5.0 to 6.0
Carbon (C), % 0.23 to 0.28
0 to 0.1
Chlorine (Cl), % 0
0 to 0.2
Chromium (Cr), % 0.7 to 0.9
0
Copper (Cu), % 0 to 0.3
0.35 to 1.0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 94.6 to 97.3
0.35 to 1.0
Manganese (Mn), % 0.6 to 0.9
0
Molybdenum (Mo), % 0.2 to 0.3
0
Nickel (Ni), % 1.0 to 2.0
0
Nitrogen (N), % 0
0 to 0.040
Oxygen (O), % 0
0 to 0.3
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.6
0 to 0.1
Sodium (Na), % 0
0 to 0.2
Sulfur (S), % 0 to 0.025
0
Tin (Sn), % 0
1.5 to 2.5
Titanium (Ti), % 0
82.1 to 87.8
Vanadium (V), % 0 to 0.030
5.0 to 6.0
Residuals, % 0
0 to 0.4

Comparable Variants