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ASTM B817 Type I vs. EN 1.4419 Stainless Steel

ASTM B817 type I belongs to the titanium alloys classification, while EN 1.4419 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ASTM B817 type I and the bottom bar is EN 1.4419 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 4.0 to 13
11 to 17
Fatigue Strength, MPa 360 to 520
230 to 680
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
76
Tensile Strength: Ultimate (UTS), MPa 770 to 960
660 to 1590
Tensile Strength: Yield (Proof), MPa 700 to 860
370 to 1240

Thermal Properties

Latent Heat of Fusion, J/g 410
280
Maximum Temperature: Mechanical, °C 340
790
Melting Completion (Liquidus), °C 1600
1440
Melting Onset (Solidus), °C 1550
1400
Specific Heat Capacity, J/kg-K 560
480
Thermal Conductivity, W/m-K 7.1
30
Thermal Expansion, µm/m-K 9.6
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
2.8
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
3.2

Otherwise Unclassified Properties

Base Metal Price, % relative 36
8.0
Density, g/cm3 4.4
7.7
Embodied Carbon, kg CO2/kg material 38
2.2
Embodied Energy, MJ/kg 610
30
Embodied Water, L/kg 200
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30 to 120
95 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 2310 to 3540
350 to 3920
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 48 to 60
24 to 57
Strength to Weight: Bending, points 42 to 49
22 to 39
Thermal Diffusivity, mm2/s 2.9
8.1
Thermal Shock Resistance, points 54 to 68
23 to 55

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
0
Carbon (C), % 0 to 0.1
0.36 to 0.42
Chlorine (Cl), % 0 to 0.2
0
Chromium (Cr), % 0
13 to 14.5
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.4
82 to 86
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
0.6 to 1.0
Nitrogen (N), % 0 to 0.040
0
Oxygen (O), % 0 to 0.3
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.1
0 to 1.0
Sodium (Na), % 0 to 0.2
0
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 87 to 91
0
Vanadium (V), % 3.5 to 4.5
0
Residuals, % 0 to 0.4
0