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ASTM Grade LC3 Steel vs. SAE-AISI 51B60 Steel

Both ASTM grade LC3 steel and SAE-AISI 51B60 steel are iron alloys. They have a very high 96% of their average alloy composition in common. There are 30 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 ASTM grade LC3 steel and the bottom bar is SAE-AISI 51B60 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
200
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 27
12 to 21
Fatigue Strength, MPa 230
280 to 340
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Tensile Strength: Ultimate (UTS), MPa 570
660
Tensile Strength: Yield (Proof), MPa 310
400 to 550

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 410
420
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 52
43
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 4.0
2.1
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.7
1.4
Embodied Energy, MJ/kg 23
19
Embodied Water, L/kg 52
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
73 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 260
420 to 800
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 20
23
Strength to Weight: Bending, points 19
22
Thermal Diffusivity, mm2/s 14
12
Thermal Shock Resistance, points 17
19

Alloy Composition

Boron (B), % 0
0.00050 to 0.0030
Carbon (C), % 0 to 0.15
0.56 to 0.64
Chromium (Cr), % 0
0.7 to 0.9
Iron (Fe), % 94.4 to 96.5
97 to 97.8
Manganese (Mn), % 0.5 to 0.8
0.75 to 1.0
Nickel (Ni), % 3.0 to 4.0
0
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 0.6
0.15 to 0.35
Sulfur (S), % 0 to 0.045
0 to 0.040