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SAE-AISI 4621 Steel vs. EN 1.6932 Steel

Both SAE-AISI 4621 steel and EN 1.6932 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 4621 steel and the bottom bar is EN 1.6932 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
270
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 27
14
Fatigue Strength, MPa 270
460
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 320
540
Tensile Strength: Ultimate (UTS), MPa 500
900
Tensile Strength: Yield (Proof), MPa 360
720

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 410
440
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 46
45
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 3.3
4.0
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 1.6
2.0
Embodied Energy, MJ/kg 22
27
Embodied Water, L/kg 50
56

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
110
Resilience: Unit (Modulus of Resilience), kJ/m3 340
1370
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 18
32
Strength to Weight: Bending, points 18
26
Thermal Diffusivity, mm2/s 12
12
Thermal Shock Resistance, points 15
26

Alloy Composition

Carbon (C), % 0.18 to 0.23
0.24 to 0.32
Chromium (Cr), % 0
1.0 to 1.5
Iron (Fe), % 96.1 to 97.1
94.5 to 96.4
Manganese (Mn), % 0.7 to 0.9
0.15 to 0.4
Molybdenum (Mo), % 0.2 to 0.3
0.35 to 0.55
Nickel (Ni), % 1.7 to 2.0
1.8 to 2.1
Phosphorus (P), % 0 to 0.035
0 to 0.035
Silicon (Si), % 0.15 to 0.35
0 to 0.4
Sulfur (S), % 0 to 0.040
0 to 0.035
Vanadium (V), % 0
0.050 to 0.15