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ASTM Grade LC9 Steel vs. EN 1.5682 Steel

Both ASTM grade LC9 steel and EN 1.5682 steel are iron alloys. Both are furnished in the quenched and tempered condition. Their average alloy composition is basically identical. There are 28 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 ASTM grade LC9 steel and the bottom bar is EN 1.5682 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
230
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 22
21
Fatigue Strength, MPa 420
400
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
72
Tensile Strength: Ultimate (UTS), MPa 660
770
Tensile Strength: Yield (Proof), MPa 590
570

Thermal Properties

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

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.9
8.7
Electrical Conductivity: Equal Weight (Specific), % IACS 10
9.8

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
7.5
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 2.3
2.3
Embodied Energy, MJ/kg 31
31
Embodied Water, L/kg 65
63

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
150
Resilience: Unit (Modulus of Resilience), kJ/m3 920
870
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 23
27
Strength to Weight: Bending, points 21
23
Thermal Shock Resistance, points 20
23

Alloy Composition

Carbon (C), % 0 to 0.13
0 to 0.13
Chromium (Cr), % 0 to 0.5
0
Copper (Cu), % 0 to 0.3
0 to 0.3
Iron (Fe), % 87.4 to 91.5
88.7 to 91.1
Manganese (Mn), % 0 to 0.9
0.3 to 0.8
Molybdenum (Mo), % 0 to 0.2
0 to 0.1
Nickel (Ni), % 8.5 to 10
8.5 to 9.5
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 0.45
0.15 to 0.35
Sulfur (S), % 0 to 0.045
0 to 0.0050
Vanadium (V), % 0 to 0.030
0 to 0.050