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SAE-AISI 4718 Steel vs. EN 1.0060 Steel

Both SAE-AISI 4718 steel and EN 1.0060 steel are iron alloys. They have a very high 97% of their average alloy composition in common.

For each property being compared, the top bar is SAE-AISI 4718 steel and the bottom bar is EN 1.0060 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 24
13
Fatigue Strength, MPa 270
200
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 330
380
Tensile Strength: Ultimate (UTS), MPa 510
630
Tensile Strength: Yield (Proof), MPa 370
310

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 420
400
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
53
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
6.8
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
7.8

Otherwise Unclassified Properties

Base Metal Price, % relative 3.0
1.7
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 1.6
1.4
Embodied Energy, MJ/kg 21
18
Embodied Water, L/kg 51
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
70
Resilience: Unit (Modulus of Resilience), kJ/m3 360
250
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 18
22
Strength to Weight: Bending, points 18
21
Thermal Diffusivity, mm2/s 10
14
Thermal Shock Resistance, points 17
20

Alloy Composition

Carbon (C), % 0.16 to 0.21
0
Chromium (Cr), % 0.35 to 0.55
0
Iron (Fe), % 96.3 to 97.4
99.876 to 100
Manganese (Mn), % 0.7 to 0.9
0
Molybdenum (Mo), % 0.3 to 0.4
0
Nickel (Ni), % 0.9 to 1.2
0
Nitrogen (N), % 0
0 to 0.014
Phosphorus (P), % 0 to 0.035
0 to 0.055
Silicon (Si), % 0.15 to 0.35
0
Sulfur (S), % 0 to 0.040
0 to 0.055