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AWS ERTi-1 vs. EN 1.4306 Stainless Steel

AWS ERTi-1 belongs to the titanium alloys classification, while EN 1.4306 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 AWS ERTi-1 and the bottom bar is EN 1.4306 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 24
14 to 45
Fatigue Strength, MPa 120
190 to 330
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 41
77
Tensile Strength: Ultimate (UTS), MPa 240
580 to 900
Tensile Strength: Yield (Proof), MPa 170
210 to 570

Thermal Properties

Latent Heat of Fusion, J/g 420
290
Maximum Temperature: Mechanical, °C 320
960
Melting Completion (Liquidus), °C 1670
1420
Melting Onset (Solidus), °C 1620
1380
Specific Heat Capacity, J/kg-K 540
480
Thermal Conductivity, W/m-K 21
15
Thermal Expansion, µm/m-K 8.7
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 37
16
Density, g/cm3 4.5
7.8
Embodied Carbon, kg CO2/kg material 31
3.2
Embodied Energy, MJ/kg 510
45
Embodied Water, L/kg 110
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 52
110 to 200
Resilience: Unit (Modulus of Resilience), kJ/m3 140
110 to 820
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 15
21 to 32
Strength to Weight: Bending, points 19
20 to 27
Thermal Diffusivity, mm2/s 8.7
4.0
Thermal Shock Resistance, points 19
13 to 20

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 0
18 to 20
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.080
64.8 to 72
Manganese (Mn), % 0
0 to 2.0
Nickel (Ni), % 0
10 to 12
Nitrogen (N), % 0 to 0.012
0 to 0.1
Oxygen (O), % 0.030 to 0.1
0
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 99.773 to 99.97
0