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EN 1.4361 Stainless Steel vs. AISI 329 Stainless Steel

Both EN 1.4361 stainless steel and AISI 329 stainless steel are iron alloys. They have 84% of their average alloy composition in common. There are 33 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 EN 1.4361 stainless steel and the bottom bar is AISI 329 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
240
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 43
17
Fatigue Strength, MPa 220
330
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 75
80
Shear Strength, MPa 440
440
Tensile Strength: Ultimate (UTS), MPa 630
710
Tensile Strength: Yield (Proof), MPa 250
540

Thermal Properties

Latent Heat of Fusion, J/g 350
300
Maximum Temperature: Corrosion, °C 410
450
Maximum Temperature: Mechanical, °C 940
1100
Melting Completion (Liquidus), °C 1370
1440
Melting Onset (Solidus), °C 1330
1390
Specific Heat Capacity, J/kg-K 490
480
Thermal Conductivity, W/m-K 14
16
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 19
16
Density, g/cm3 7.6
7.7
Embodied Carbon, kg CO2/kg material 3.6
3.1
Embodied Energy, MJ/kg 52
44
Embodied Water, L/kg 150
170

Common Calculations

PREN (Pitting Resistance) 19
30
Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
110
Resilience: Unit (Modulus of Resilience), kJ/m3 160
730
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 23
25
Strength to Weight: Bending, points 21
23
Thermal Diffusivity, mm2/s 3.7
4.3
Thermal Shock Resistance, points 15
19

Alloy Composition

Carbon (C), % 0 to 0.015
0 to 0.080
Chromium (Cr), % 16.5 to 18.5
23 to 28
Iron (Fe), % 58.7 to 65.8
63.1 to 74
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0 to 0.2
1.0 to 2.0
Nickel (Ni), % 14 to 16
2.0 to 5.0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 3.7 to 4.5
0 to 0.75
Sulfur (S), % 0 to 0.010
0 to 0.030