MakeItFrom.com
Menu (ESC)

ASTM B817 Type II vs. EN 1.4378 Stainless Steel

ASTM B817 type II belongs to the titanium alloys classification, while EN 1.4378 stainless steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (5, 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 1.4378 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 3.0 to 13
14 to 34
Fatigue Strength, MPa 390 to 530
340 to 550
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
77
Tensile Strength: Ultimate (UTS), MPa 900 to 960
760 to 1130
Tensile Strength: Yield (Proof), MPa 780 to 900
430 to 970

Thermal Properties

Latent Heat of Fusion, J/g 400
290
Maximum Temperature: Mechanical, °C 350
910
Melting Completion (Liquidus), °C 1580
1390
Melting Onset (Solidus), °C 1530
1350
Specific Heat Capacity, J/kg-K 550
480
Thermal Expansion, µm/m-K 9.9
17

Otherwise Unclassified Properties

Base Metal Price, % relative 37
12
Density, g/cm3 4.6
7.6
Embodied Carbon, kg CO2/kg material 40
2.7
Embodied Energy, MJ/kg 650
39
Embodied Water, L/kg 220
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 26 to 120
150 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 2890 to 3890
470 to 2370
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 34
25
Strength to Weight: Axial, points 55 to 58
28 to 41
Strength to Weight: Bending, points 45 to 47
24 to 31
Thermal Shock Resistance, points 62 to 66
16 to 23

Alloy Composition

Aluminum (Al), % 5.0 to 6.0
0
Carbon (C), % 0 to 0.1
0 to 0.080
Chlorine (Cl), % 0 to 0.2
0
Chromium (Cr), % 0
17 to 19
Copper (Cu), % 0.35 to 1.0
0
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0.35 to 1.0
61.2 to 69
Manganese (Mn), % 0
11.5 to 14.5
Nickel (Ni), % 0
2.3 to 3.7
Nitrogen (N), % 0 to 0.040
0.2 to 0.4
Oxygen (O), % 0 to 0.3
0
Phosphorus (P), % 0
0 to 0.060
Silicon (Si), % 0 to 0.1
0 to 1.0
Sodium (Na), % 0 to 0.2
0
Sulfur (S), % 0
0 to 0.030
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