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AWS ERTi-12 vs. EN 1.7376 Steel

AWS ERTi-12 belongs to the titanium alloys classification, while EN 1.7376 steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is AWS ERTi-12 and the bottom bar is EN 1.7376 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 12
20
Fatigue Strength, MPa 200
320
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 41
75
Tensile Strength: Ultimate (UTS), MPa 480
710
Tensile Strength: Yield (Proof), MPa 340
460

Thermal Properties

Latent Heat of Fusion, J/g 420
270
Maximum Temperature: Mechanical, °C 320
600
Melting Completion (Liquidus), °C 1670
1460
Melting Onset (Solidus), °C 1620
1410
Specific Heat Capacity, J/kg-K 540
470
Thermal Conductivity, W/m-K 21
26
Thermal Expansion, µm/m-K 8.7
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
9.2
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
11

Otherwise Unclassified Properties

Base Metal Price, % relative 37
6.5
Density, g/cm3 4.5
7.8
Embodied Carbon, kg CO2/kg material 31
2.1
Embodied Energy, MJ/kg 510
29
Embodied Water, L/kg 110
88

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 52
130
Resilience: Unit (Modulus of Resilience), kJ/m3 550
560
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 30
25
Strength to Weight: Bending, points 30
23
Thermal Diffusivity, mm2/s 8.7
6.9
Thermal Shock Resistance, points 37
20

Alloy Composition

Carbon (C), % 0 to 0.030
0.12 to 0.19
Chromium (Cr), % 0
8.0 to 10
Copper (Cu), % 0
0 to 0.3
Hydrogen (H), % 0 to 0.0080
0
Iron (Fe), % 0 to 0.15
86.2 to 90.6
Manganese (Mn), % 0
0.35 to 0.65
Molybdenum (Mo), % 0.2 to 0.4
0.9 to 1.2
Nickel (Ni), % 0.060 to 0.090
0 to 0.4
Nitrogen (N), % 0 to 0.015
0
Oxygen (O), % 0.080 to 0.16
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 99.147 to 99.66
0
Vanadium (V), % 0
0 to 0.050