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SAE-AISI A4 Steel vs. EN 1.5663 Steel

Both SAE-AISI A4 steel and EN 1.5663 steel are iron alloys. They have a moderately high 91% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI A4 steel and the bottom bar is EN 1.5663 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Tensile Strength: Ultimate (UTS), MPa 710 to 2050
750

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
8.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
9.8

Otherwise Unclassified Properties

Base Metal Price, % relative 3.9
7.5
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 1.8
2.3
Embodied Energy, MJ/kg 24
31
Embodied Water, L/kg 59
63

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 25 to 73
26
Strength to Weight: Bending, points 23 to 46
23
Thermal Shock Resistance, points 23 to 67
22

Alloy Composition

Carbon (C), % 1.0 to 1.1
0 to 0.1
Chromium (Cr), % 0.9 to 2.2
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 92 to 95.5
88.6 to 91.2
Manganese (Mn), % 1.8 to 2.2
0.3 to 0.8
Molybdenum (Mo), % 0.9 to 1.4
0 to 0.1
Nickel (Ni), % 0 to 0.3
8.5 to 10
Phosphorus (P), % 0 to 0.030
0 to 0.015
Silicon (Si), % 0 to 0.5
0 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.0050
Vanadium (V), % 0
0 to 0.010