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ASTM A182 Grade F5 vs. SAE-AISI 1118 Steel

Both ASTM A182 grade F5 and SAE-AISI 1118 steel are iron alloys. They have a moderately high 94% of their average alloy composition in common. There are 31 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 A182 grade F5 and the bottom bar is SAE-AISI 1118 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
140
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 22
13
Fatigue Strength, MPa 220
260
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
73
Shear Strength, MPa 340
300
Tensile Strength: Ultimate (UTS), MPa 540
490
Tensile Strength: Yield (Proof), MPa 310
410

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Maximum Temperature: Mechanical, °C 510
400
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 40
52
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.1
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 9.4
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 4.5
1.9
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.8
1.4
Embodied Energy, MJ/kg 24
19
Embodied Water, L/kg 69
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
61
Resilience: Unit (Modulus of Resilience), kJ/m3 260
450
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 19
17
Strength to Weight: Bending, points 19
18
Thermal Diffusivity, mm2/s 11
14
Thermal Shock Resistance, points 15
15

Alloy Composition

Carbon (C), % 0 to 0.15
0.14 to 0.2
Chromium (Cr), % 4.0 to 6.0
0
Iron (Fe), % 91.5 to 95.3
98 to 98.5
Manganese (Mn), % 0.3 to 0.6
1.3 to 1.6
Molybdenum (Mo), % 0.44 to 0.65
0
Nickel (Ni), % 0 to 0.5
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.030
0.080 to 0.13