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AISI 321 Stainless Steel vs. EN 1.4362 Stainless Steel

Both AISI 321 stainless steel and EN 1.4362 stainless steel are iron alloys. They have a moderately high 94% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is AISI 321 stainless steel and the bottom bar is EN 1.4362 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 210
230
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34 to 50
25
Fatigue Strength, MPa 220 to 270
320
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
79
Shear Strength, MPa 420 to 460
470
Tensile Strength: Ultimate (UTS), MPa 590 to 690
730
Tensile Strength: Yield (Proof), MPa 220 to 350
460

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 480
440
Maximum Temperature: Mechanical, °C 870
1060
Melting Completion (Liquidus), °C 1430
1420
Melting Onset (Solidus), °C 1400
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 16
15
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 16
14
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.2
2.9
Embodied Energy, MJ/kg 45
41
Embodied Water, L/kg 140
160

Common Calculations

PREN (Pitting Resistance) 19
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190 to 230
160
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 310
530
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21 to 25
26
Strength to Weight: Bending, points 20 to 22
23
Thermal Diffusivity, mm2/s 4.1
4.0
Thermal Shock Resistance, points 13 to 15
20

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.030
Chromium (Cr), % 17 to 19
22 to 24.5
Copper (Cu), % 0
0.1 to 0.6
Iron (Fe), % 65.3 to 74
65.5 to 74.3
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0
0.1 to 0.6
Nickel (Ni), % 9.0 to 12
3.5 to 5.5
Nitrogen (N), % 0 to 0.1
0.050 to 0.2
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0 to 0.7
0