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AISI 329 Stainless Steel vs. S44536 Stainless Steel

Both AISI 329 stainless steel and S44536 stainless steel are iron alloys. Both are furnished in the annealed condition. They have a moderately high 91% 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 AISI 329 stainless steel and the bottom bar is S44536 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
170
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 17
22
Fatigue Strength, MPa 330
190
Poisson's Ratio 0.27
0.27
Shear Modulus, GPa 80
78
Shear Strength, MPa 440
290
Tensile Strength: Ultimate (UTS), MPa 710
460
Tensile Strength: Yield (Proof), MPa 540
280

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 450
560
Maximum Temperature: Mechanical, °C 1100
990
Melting Completion (Liquidus), °C 1440
1440
Melting Onset (Solidus), °C 1390
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 16
21
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
2.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
3.0

Otherwise Unclassified Properties

Base Metal Price, % relative 16
13
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 3.1
2.8
Embodied Energy, MJ/kg 44
41
Embodied Water, L/kg 170
140

Common Calculations

PREN (Pitting Resistance) 30
22
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
89
Resilience: Unit (Modulus of Resilience), kJ/m3 730
200
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
17
Strength to Weight: Bending, points 23
17
Thermal Diffusivity, mm2/s 4.3
5.6
Thermal Shock Resistance, points 19
16

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.015
Chromium (Cr), % 23 to 28
20 to 23
Iron (Fe), % 63.1 to 74
72.8 to 80
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 1.0 to 2.0
0
Nickel (Ni), % 2.0 to 5.0
0 to 0.5
Niobium (Nb), % 0
0.050 to 0.8
Nitrogen (N), % 0
0 to 0.015
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0
0 to 0.8