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SAE-AISI 8620 Steel vs. ASTM A182 Grade F3VCb

Both SAE-AISI 8620 steel and ASTM A182 grade F3VCb are iron alloys. They have a very high 96% 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 SAE-AISI 8620 steel and the bottom bar is ASTM A182 grade F3VCb.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150 to 210
210
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 13 to 31
21
Fatigue Strength, MPa 270 to 360
320
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
74
Shear Strength, MPa 340 to 420
420
Tensile Strength: Ultimate (UTS), MPa 520 to 690
670
Tensile Strength: Yield (Proof), MPa 360 to 570
460

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 410
470
Melting Completion (Liquidus), °C 1460
1470
Melting Onset (Solidus), °C 1420
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 39
40
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
4.5
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.5
2.4
Embodied Energy, MJ/kg 20
33
Embodied Water, L/kg 50
64

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 86 to 150
120
Resilience: Unit (Modulus of Resilience), kJ/m3 340 to 880
570
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 18 to 24
24
Strength to Weight: Bending, points 18 to 22
22
Thermal Diffusivity, mm2/s 10
11
Thermal Shock Resistance, points 15 to 20
19

Alloy Composition

Calcium (Ca), % 0
0.00050 to 0.015
Carbon (C), % 0.18 to 0.23
0.1 to 0.15
Chromium (Cr), % 0.4 to 0.6
2.7 to 3.3
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 96.9 to 98
93.8 to 95.8
Manganese (Mn), % 0.7 to 0.9
0.3 to 0.6
Molybdenum (Mo), % 0.15 to 0.25
0.9 to 1.1
Nickel (Ni), % 0.4 to 0.7
0 to 0.25
Niobium (Nb), % 0
0.015 to 0.070
Phosphorus (P), % 0 to 0.035
0 to 0.020
Silicon (Si), % 0.15 to 0.35
0 to 0.1
Sulfur (S), % 0 to 0.040
0 to 0.010
Titanium (Ti), % 0
0 to 0.015
Vanadium (V), % 0
0.2 to 0.3