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ASTM Grade HC Steel vs. ASTM Grade LC9 Steel

Both ASTM grade HC steel and ASTM grade LC9 steel are iron alloys. They have 71% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is ASTM grade HC steel and the bottom bar is ASTM grade LC9 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 6.0
22
Fatigue Strength, MPa 96
420
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 80
73
Tensile Strength: Ultimate (UTS), MPa 430
660
Tensile Strength: Yield (Proof), MPa 200
590

Thermal Properties

Latent Heat of Fusion, J/g 310
260
Maximum Temperature: Mechanical, °C 1100
430
Melting Completion (Liquidus), °C 1410
1450
Melting Onset (Solidus), °C 1370
1410
Specific Heat Capacity, J/kg-K 490
470
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
8.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
10

Otherwise Unclassified Properties

Base Metal Price, % relative 14
8.0
Density, g/cm3 7.6
7.9
Embodied Carbon, kg CO2/kg material 2.8
2.3
Embodied Energy, MJ/kg 40
31
Embodied Water, L/kg 170
65

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21
140
Resilience: Unit (Modulus of Resilience), kJ/m3 95
920
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 26
24
Strength to Weight: Axial, points 16
23
Strength to Weight: Bending, points 16
21
Thermal Shock Resistance, points 14
20

Alloy Composition

Carbon (C), % 0 to 0.5
0 to 0.13
Chromium (Cr), % 26 to 30
0 to 0.5
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 61.9 to 74
87.4 to 91.5
Manganese (Mn), % 0 to 1.0
0 to 0.9
Molybdenum (Mo), % 0 to 0.5
0 to 0.2
Nickel (Ni), % 0 to 4.0
8.5 to 10
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 2.0
0 to 0.45
Sulfur (S), % 0 to 0.040
0 to 0.045
Vanadium (V), % 0
0 to 0.030