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EN 1.4652 Stainless Steel vs. SAE-AISI 4320 Steel

Both EN 1.4652 stainless steel and SAE-AISI 4320 steel are iron alloys. They have 46% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4652 stainless steel and the bottom bar is SAE-AISI 4320 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
160 to 240
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 45
21 to 29
Fatigue Strength, MPa 450
320
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 81
73
Shear Strength, MPa 610
370 to 500
Tensile Strength: Ultimate (UTS), MPa 880
570 to 790
Tensile Strength: Yield (Proof), MPa 490
430 to 460

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1100
420
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 9.8
46
Thermal Expansion, µm/m-K 15
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 34
3.4
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 6.4
1.7
Embodied Energy, MJ/kg 87
22
Embodied Water, L/kg 220
52

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 340
140 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 570
480 to 560
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 30
20 to 28
Strength to Weight: Bending, points 25
19 to 24
Thermal Diffusivity, mm2/s 2.6
13
Thermal Shock Resistance, points 20
19 to 27

Alloy Composition

Carbon (C), % 0 to 0.020
0.17 to 0.22
Chromium (Cr), % 23 to 25
0.4 to 0.6
Copper (Cu), % 0.3 to 0.6
0
Iron (Fe), % 38.3 to 46.3
95.8 to 97
Manganese (Mn), % 2.0 to 4.0
0.45 to 0.65
Molybdenum (Mo), % 7.0 to 8.0
0.2 to 0.3
Nickel (Ni), % 21 to 23
1.7 to 2.0
Nitrogen (N), % 0.45 to 0.55
0
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 0.5
0.15 to 0.35
Sulfur (S), % 0 to 0.0050
0 to 0.040