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ASTM B817 Type II vs. EN 1.4935 Stainless Steel

ASTM B817 type II belongs to the titanium alloys classification, while EN 1.4935 stainless steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is ASTM B817 type II and the bottom bar is EN 1.4935 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 3.0 to 13
16 to 18
Fatigue Strength, MPa 390 to 530
350 to 400
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
76
Tensile Strength: Ultimate (UTS), MPa 900 to 960
780 to 880
Tensile Strength: Yield (Proof), MPa 780 to 900
570 to 670

Thermal Properties

Latent Heat of Fusion, J/g 400
270
Maximum Temperature: Mechanical, °C 350
740
Melting Completion (Liquidus), °C 1580
1460
Melting Onset (Solidus), °C 1530
1420
Specific Heat Capacity, J/kg-K 550
470
Thermal Expansion, µm/m-K 9.9
11

Otherwise Unclassified Properties

Base Metal Price, % relative 37
9.0
Density, g/cm3 4.6
7.8
Embodied Carbon, kg CO2/kg material 40
2.9
Embodied Energy, MJ/kg 650
42
Embodied Water, L/kg 220
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 26 to 120
130
Resilience: Unit (Modulus of Resilience), kJ/m3 2890 to 3890
830 to 1160
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 34
25
Strength to Weight: Axial, points 55 to 58
28 to 31
Strength to Weight: Bending, points 45 to 47
24 to 26
Thermal Shock Resistance, points 62 to 66
27 to 30

Alloy Composition

Aluminum (Al), % 5.0 to 6.0
0
Carbon (C), % 0 to 0.1
0.17 to 0.24
Chlorine (Cl), % 0 to 0.2
0
Chromium (Cr), % 0
11 to 12.5
Copper (Cu), % 0.35 to 1.0
0
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0.35 to 1.0
83 to 86.7
Manganese (Mn), % 0
0.3 to 0.8
Molybdenum (Mo), % 0
0.8 to 1.2
Nickel (Ni), % 0
0.3 to 0.8
Nitrogen (N), % 0 to 0.040
0
Oxygen (O), % 0 to 0.3
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0 to 0.1
0.1 to 0.5
Sodium (Na), % 0 to 0.2
0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 1.5 to 2.5
0
Titanium (Ti), % 82.1 to 87.8
0
Tungsten (W), % 0
0.4 to 0.6
Vanadium (V), % 5.0 to 6.0
0.2 to 0.35
Residuals, % 0 to 0.4
0

Comparable Variants