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SAE-AISI 1084 Steel vs. SAE-AISI 52100 Steel

Both SAE-AISI 1084 steel and SAE-AISI 52100 steel are iron alloys. They have a very high 98% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1084 steel and the bottom bar is SAE-AISI 52100 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220 to 270
180 to 210
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 11
10 to 20
Fatigue Strength, MPa 320 to 370
250 to 340
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
72
Shear Strength, MPa 470 to 550
370 to 420
Tensile Strength: Ultimate (UTS), MPa 780 to 930
590 to 2010
Tensile Strength: Yield (Proof), MPa 510 to 600
360 to 560

Thermal Properties

Latent Heat of Fusion, J/g 240
250
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 Conductivity, W/m-K 51
47
Thermal Expansion, µm/m-K 12
12 to 13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
2.4
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.5
Embodied Energy, MJ/kg 19
20
Embodied Water, L/kg 46
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 81 to 89
54 to 310
Resilience: Unit (Modulus of Resilience), kJ/m3 700 to 960
350 to 840
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 28 to 33
21 to 72
Strength to Weight: Bending, points 24 to 27
20 to 45
Thermal Diffusivity, mm2/s 14
13
Thermal Shock Resistance, points 25 to 30
19 to 61

Alloy Composition

Carbon (C), % 0.8 to 0.93
0.93 to 1.1
Chromium (Cr), % 0
1.4 to 1.6
Iron (Fe), % 98.1 to 98.6
96.5 to 97.3
Manganese (Mn), % 0.6 to 0.9
0.25 to 0.45
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0
0.15 to 0.35
Sulfur (S), % 0 to 0.050
0 to 0.015