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SAE-AISI 4028 Steel vs. EN 1.6511 Steel

Both SAE-AISI 4028 steel and EN 1.6511 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 (2, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 4028 steel and the bottom bar is EN 1.6511 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150 to 190
300
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 14 to 23
12
Fatigue Strength, MPa 180 to 330
480
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 310 to 380
600
Tensile Strength: Ultimate (UTS), MPa 490 to 630
990
Tensile Strength: Yield (Proof), MPa 260 to 520
770

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
430
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 49
36
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
3.1
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.5
1.6
Embodied Energy, MJ/kg 19
21
Embodied Water, L/kg 47
53

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 81 to 95
110
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 720
1590
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17 to 22
35
Strength to Weight: Bending, points 18 to 21
28
Thermal Diffusivity, mm2/s 13
9.9
Thermal Shock Resistance, points 16 to 20
29

Alloy Composition

Carbon (C), % 0.25 to 0.3
0.32 to 0.4
Chromium (Cr), % 0
0.9 to 1.2
Iron (Fe), % 98.1 to 98.7
95.6 to 97.2
Manganese (Mn), % 0.7 to 0.9
0.5 to 0.8
Molybdenum (Mo), % 0.2 to 0.3
0.15 to 0.3
Nickel (Ni), % 0
0.9 to 1.2
Phosphorus (P), % 0 to 0.035
0 to 0.035
Silicon (Si), % 0.15 to 0.35
0 to 0.4
Sulfur (S), % 0.035 to 0.050
0 to 0.035