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SAE-AISI 9254 Steel vs. EN 1.7106 Steel

Both SAE-AISI 9254 steel and EN 1.7106 steel are iron alloys. Their average alloy composition is basically identical. 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 9254 steel and the bottom bar is EN 1.7106 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
200 to 500
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
72
Tensile Strength: Ultimate (UTS), MPa 660
660 to 2020

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Maximum Temperature: Mechanical, °C 410
410
Melting Completion (Liquidus), °C 1440
1430
Melting Onset (Solidus), °C 1400
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 46
46
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
2.1
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 1.5
1.5
Embodied Energy, MJ/kg 20
20
Embodied Water, L/kg 49
47

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24
24 to 73
Strength to Weight: Bending, points 22
22 to 46
Thermal Diffusivity, mm2/s 12
13
Thermal Shock Resistance, points 20
20 to 61

Alloy Composition

Carbon (C), % 0.51 to 0.59
0.52 to 0.6
Chromium (Cr), % 0.6 to 0.8
0.2 to 0.45
Iron (Fe), % 96.1 to 97.1
95.9 to 97
Manganese (Mn), % 0.6 to 0.8
0.7 to 1.0
Phosphorus (P), % 0 to 0.035
0 to 0.025
Silicon (Si), % 1.2 to 1.6
1.6 to 2.0
Sulfur (S), % 0 to 0.040
0 to 0.025