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AWS ERTi-1 vs. EN 1.4982 Stainless Steel

AWS ERTi-1 belongs to the titanium alloys classification, while EN 1.4982 stainless steel belongs to the iron alloys. There are 29 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 AWS ERTi-1 and the bottom bar is EN 1.4982 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 24
28
Fatigue Strength, MPa 120
420
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 41
76
Tensile Strength: Ultimate (UTS), MPa 240
750
Tensile Strength: Yield (Proof), MPa 170
570

Thermal Properties

Latent Heat of Fusion, J/g 420
290
Maximum Temperature: Mechanical, °C 320
860
Melting Completion (Liquidus), °C 1670
1430
Melting Onset (Solidus), °C 1620
1390
Specific Heat Capacity, J/kg-K 540
470
Thermal Conductivity, W/m-K 21
13
Thermal Expansion, µm/m-K 8.7
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 37
22
Density, g/cm3 4.5
7.8
Embodied Carbon, kg CO2/kg material 31
4.9
Embodied Energy, MJ/kg 510
71
Embodied Water, L/kg 110
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 52
190
Resilience: Unit (Modulus of Resilience), kJ/m3 140
830
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 15
27
Strength to Weight: Bending, points 19
23
Thermal Diffusivity, mm2/s 8.7
3.4
Thermal Shock Resistance, points 19
17

Alloy Composition

Boron (B), % 0
0.0030 to 0.0090
Carbon (C), % 0 to 0.030
0.070 to 0.13
Chromium (Cr), % 0
14 to 16
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.080
61.8 to 69.7
Manganese (Mn), % 0
5.5 to 7.0
Molybdenum (Mo), % 0
0.8 to 1.2
Nickel (Ni), % 0
9.0 to 11
Niobium (Nb), % 0
0.75 to 1.3
Nitrogen (N), % 0 to 0.012
0 to 0.1
Oxygen (O), % 0.030 to 0.1
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 99.773 to 99.97
0
Vanadium (V), % 0
0.15 to 0.4