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SAE-AISI 5160 Steel vs. ASTM Grade LC9 Steel

Both SAE-AISI 5160 steel and ASTM grade LC9 steel are iron alloys. They have a moderately high 90% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 5160 steel and the bottom bar is ASTM grade LC9 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 340
200
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 12 to 18
22
Fatigue Strength, MPa 180 to 650
420
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Tensile Strength: Ultimate (UTS), MPa 660 to 1150
660
Tensile Strength: Yield (Proof), MPa 280 to 1010
590

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Maximum Temperature: Mechanical, °C 420
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 7.2
8.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
10

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
8.0
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.4
2.3
Embodied Energy, MJ/kg 19
31
Embodied Water, L/kg 50
65

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 73 to 160
140
Resilience: Unit (Modulus of Resilience), kJ/m3 200 to 2700
920
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 23 to 41
23
Strength to Weight: Bending, points 22 to 31
21
Thermal Shock Resistance, points 19 to 34
20

Alloy Composition

Carbon (C), % 0.56 to 0.61
0 to 0.13
Chromium (Cr), % 0.7 to 0.9
0 to 0.5
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 97.1 to 97.8
87.4 to 91.5
Manganese (Mn), % 0.75 to 1.0
0 to 0.9
Molybdenum (Mo), % 0
0 to 0.2
Nickel (Ni), % 0
8.5 to 10
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0.15 to 0.35
0 to 0.45
Sulfur (S), % 0 to 0.040
0 to 0.045
Vanadium (V), % 0
0 to 0.030