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SAE-AISI 1095 Steel vs. ASTM Grade LC9 Steel

Both SAE-AISI 1095 steel and ASTM grade LC9 steel are iron alloys. They have 90% of their average alloy composition in common. There are 29 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 SAE-AISI 1095 steel and the bottom bar is ASTM grade LC9 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 270
200
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 10 to 11
22
Fatigue Strength, MPa 310 to 370
420
Poisson's Ratio 0.29
0.29
Reduction in Area, % 28 to 45
34
Shear Modulus, GPa 72
73
Tensile Strength: Ultimate (UTS), MPa 680 to 900
660
Tensile Strength: Yield (Proof), MPa 500 to 590
590

Thermal Properties

Latent Heat of Fusion, J/g 240
260
Maximum Temperature: Mechanical, °C 400
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 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.6
8.9
Electrical Conductivity: Equal Weight (Specific), % IACS 11
10

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
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 45
65

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63 to 84
140
Resilience: Unit (Modulus of Resilience), kJ/m3 660 to 930
920
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 24 to 32
23
Strength to Weight: Bending, points 22 to 26
21
Thermal Shock Resistance, points 22 to 29
20

Alloy Composition

Carbon (C), % 0.9 to 1.0
0 to 0.13
Chromium (Cr), % 0
0 to 0.5
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 98.4 to 98.8
87.4 to 91.5
Manganese (Mn), % 0.3 to 0.5
0 to 0.9
Molybdenum (Mo), % 0
0 to 0.2
Nickel (Ni), % 0
8.5 to 10
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0
0 to 0.45
Sulfur (S), % 0 to 0.050
0 to 0.045
Vanadium (V), % 0
0 to 0.030