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AISI 308L Stainless Steel vs. ASTM Grade LC9 Steel

Both AISI 308L stainless steel and ASTM grade LC9 steel are iron alloys. They have 77% of their average alloy composition in common. There are 29 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 AISI 308L stainless steel and the bottom bar is ASTM grade LC9 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
200
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34
22
Fatigue Strength, MPa 180
420
Poisson's Ratio 0.28
0.29
Reduction in Area, % 46
34
Shear Modulus, GPa 78
73
Tensile Strength: Ultimate (UTS), MPa 580
660
Tensile Strength: Yield (Proof), MPa 230
590

Thermal Properties

Latent Heat of Fusion, J/g 290
260
Maximum Temperature: Mechanical, °C 1010
430
Melting Completion (Liquidus), °C 1420
1450
Melting Onset (Solidus), °C 1380
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 16
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 16
8.0
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.2
2.3
Embodied Energy, MJ/kg 45
31
Embodied Water, L/kg 160
65

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
140
Resilience: Unit (Modulus of Resilience), kJ/m3 140
920
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21
23
Strength to Weight: Bending, points 20
21
Thermal Shock Resistance, points 13
20

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.13
Chromium (Cr), % 19.5 to 22
0 to 0.5
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 63.8 to 70.5
87.4 to 91.5
Manganese (Mn), % 1.0 to 2.5
0 to 0.9
Molybdenum (Mo), % 0
0 to 0.2
Nickel (Ni), % 9.0 to 11
8.5 to 10
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.25 to 0.6
0 to 0.45
Sulfur (S), % 0 to 0.030
0 to 0.045
Vanadium (V), % 0
0 to 0.030