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ASTM B817 Type II vs. EN 1.4542 Stainless Steel

ASTM B817 type II belongs to the titanium alloys classification, while EN 1.4542 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 1.4542 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 3.0 to 13
5.7 to 20
Fatigue Strength, MPa 390 to 530
370 to 640
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
76
Tensile Strength: Ultimate (UTS), MPa 900 to 960
880 to 1470
Tensile Strength: Yield (Proof), MPa 780 to 900
580 to 1300

Thermal Properties

Latent Heat of Fusion, J/g 400
280
Maximum Temperature: Mechanical, °C 350
860
Melting Completion (Liquidus), °C 1580
1430
Melting Onset (Solidus), °C 1530
1380
Specific Heat Capacity, J/kg-K 550
470
Thermal Expansion, µm/m-K 9.9
11

Otherwise Unclassified Properties

Base Metal Price, % relative 37
13
Density, g/cm3 4.6
7.8
Embodied Carbon, kg CO2/kg material 40
2.7
Embodied Energy, MJ/kg 650
39
Embodied Water, L/kg 220
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 26 to 120
62 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 2890 to 3890
880 to 4360
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 34
25
Strength to Weight: Axial, points 55 to 58
31 to 52
Strength to Weight: Bending, points 45 to 47
26 to 37
Thermal Shock Resistance, points 62 to 66
29 to 49

Alloy Composition


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Aluminum (Al), % 5.0 to 6.0
0
Carbon (C), % 0 to 0.1
0 to 0.070
Chlorine (Cl), % 0 to 0.2
0
Chromium (Cr), % 0
15 to 17
Copper (Cu), % 0.35 to 1.0
3.0 to 5.0
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0.35 to 1.0
69.6 to 79
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 0
0 to 0.6
Nickel (Ni), % 0
3.0 to 5.0
Niobium (Nb), % 0
0 to 0.45
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 0.7
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
Vanadium (V), % 5.0 to 6.0
0
Residuals, % 0 to 0.4
0