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N08020 Stainless Steel vs. AWS ERTi-12

N08020 stainless steel belongs to the iron alloys classification, while AWS ERTi-12 belongs to the titanium alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is N08020 stainless steel and the bottom bar is AWS ERTi-12.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 15 to 34
12
Fatigue Strength, MPa 210 to 240
200
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 77
41
Tensile Strength: Ultimate (UTS), MPa 610 to 620
480
Tensile Strength: Yield (Proof), MPa 270 to 420
340

Thermal Properties

Latent Heat of Fusion, J/g 300
420
Maximum Temperature: Mechanical, °C 1100
320
Melting Completion (Liquidus), °C 1410
1670
Melting Onset (Solidus), °C 1360
1620
Specific Heat Capacity, J/kg-K 460
540
Thermal Conductivity, W/m-K 12
21
Thermal Expansion, µm/m-K 15
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
7.1

Otherwise Unclassified Properties

Base Metal Price, % relative 38
37
Density, g/cm3 8.2
4.5
Embodied Carbon, kg CO2/kg material 6.6
31
Embodied Energy, MJ/kg 92
510
Embodied Water, L/kg 220
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83 to 170
52
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 440
550
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
35
Strength to Weight: Axial, points 21
30
Strength to Weight: Bending, points 20
30
Thermal Diffusivity, mm2/s 3.2
8.7
Thermal Shock Resistance, points 15
37

Alloy Composition

Carbon (C), % 0 to 0.070
0 to 0.030
Chromium (Cr), % 19 to 21
0
Copper (Cu), % 3.0 to 4.0
0
Hydrogen (H), % 0
0 to 0.0080
Iron (Fe), % 29.9 to 44
0 to 0.15
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 2.0 to 3.0
0.2 to 0.4
Nickel (Ni), % 32 to 38
0.060 to 0.090
Niobium (Nb), % 0 to 1.0
0
Nitrogen (N), % 0
0 to 0.015
Oxygen (O), % 0
0.080 to 0.16
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.035
0
Titanium (Ti), % 0
99.147 to 99.66