MakeItFrom.com
Menu (ESC)

ASTM Grade LC9 Steel vs. AWS ERTi-7

ASTM grade LC9 steel belongs to the iron alloys classification, while AWS ERTi-7 belongs to the titanium alloys. There are 26 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 grade LC9 steel and the bottom bar is AWS ERTi-7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 22
20
Fatigue Strength, MPa 420
190
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 73
40
Tensile Strength: Ultimate (UTS), MPa 660
340
Tensile Strength: Yield (Proof), MPa 590
280

Thermal Properties

Latent Heat of Fusion, J/g 260
420
Maximum Temperature: Mechanical, °C 430
320
Melting Completion (Liquidus), °C 1450
1670
Melting Onset (Solidus), °C 1410
1620
Specific Heat Capacity, J/kg-K 470
540
Thermal Expansion, µm/m-K 13
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.9
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 10
7.3

Otherwise Unclassified Properties

Density, g/cm3 7.9
4.5
Embodied Carbon, kg CO2/kg material 2.3
47
Embodied Energy, MJ/kg 31
800
Embodied Water, L/kg 65
470

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
64
Resilience: Unit (Modulus of Resilience), kJ/m3 920
360
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
35
Strength to Weight: Axial, points 23
21
Strength to Weight: Bending, points 21
24
Thermal Shock Resistance, points 20
26

Alloy Composition

Carbon (C), % 0 to 0.13
0 to 0.030
Chromium (Cr), % 0 to 0.5
0
Copper (Cu), % 0 to 0.3
0
Hydrogen (H), % 0
0 to 0.0080
Iron (Fe), % 87.4 to 91.5
0 to 0.12
Manganese (Mn), % 0 to 0.9
0
Molybdenum (Mo), % 0 to 0.2
0
Nickel (Ni), % 8.5 to 10
0
Nitrogen (N), % 0
0 to 0.015
Oxygen (O), % 0
0.080 to 0.16
Palladium (Pd), % 0
0.12 to 0.25
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 0.45
0
Sulfur (S), % 0 to 0.045
0
Titanium (Ti), % 0
99.417 to 99.8
Vanadium (V), % 0 to 0.030
0