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SAE-AISI 52100 Steel vs. EN 1.7239 Steel

Both SAE-AISI 52100 steel and EN 1.7239 steel are iron alloys. They have a very high 99% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 52100 steel and the bottom bar is EN 1.7239 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180 to 210
200 to 480
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
73
Tensile Strength: Ultimate (UTS), MPa 590 to 2010
660 to 1990

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 430
420
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 47
44
Thermal Expansion, µm/m-K 12 to 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
2.3
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.5
1.5
Embodied Energy, MJ/kg 20
20
Embodied Water, L/kg 51
50

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 21 to 72
23 to 71
Strength to Weight: Bending, points 20 to 45
21 to 45
Thermal Diffusivity, mm2/s 13
12
Thermal Shock Resistance, points 19 to 61
19 to 59

Alloy Composition

Carbon (C), % 0.93 to 1.1
0.56 to 0.64
Chromium (Cr), % 1.4 to 1.6
0.7 to 1.0
Iron (Fe), % 96.5 to 97.3
96.8 to 98
Manganese (Mn), % 0.25 to 0.45
0.7 to 1.0
Molybdenum (Mo), % 0
0.060 to 0.15
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0.15 to 0.35
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.025

Comparable Variants