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S44535 Stainless Steel vs. N08320 Stainless Steel

Both S44535 stainless steel and N08320 stainless steel are iron alloys. They have 68% of their average alloy composition in common.

For each property being compared, the top bar is S44535 stainless steel and the bottom bar is N08320 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
190
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 28
40
Fatigue Strength, MPa 210
190
Poisson's Ratio 0.27
0.28
Rockwell B Hardness 77
84
Shear Modulus, GPa 78
78
Shear Strength, MPa 290
400
Tensile Strength: Ultimate (UTS), MPa 450
580
Tensile Strength: Yield (Proof), MPa 290
220

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 450
430
Maximum Temperature: Mechanical, °C 1000
1100
Melting Completion (Liquidus), °C 1430
1400
Melting Onset (Solidus), °C 1390
1350
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 21
12
Thermal Expansion, µm/m-K 11
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 3.1
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 11
28
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 2.4
4.9
Embodied Energy, MJ/kg 34
69
Embodied Water, L/kg 140
200

Common Calculations

PREN (Pitting Resistance) 22
22
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
180
Resilience: Unit (Modulus of Resilience), kJ/m3 200
120
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 16
20
Strength to Weight: Bending, points 17
20
Thermal Diffusivity, mm2/s 5.6
3.3
Thermal Shock Resistance, points 15
13

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Carbon (C), % 0 to 0.030
0 to 0.050
Chromium (Cr), % 20 to 24
21 to 23
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 73.2 to 79.6
40.4 to 50
Lanthanum (La), % 0.040 to 0.2
0
Manganese (Mn), % 0.3 to 0.8
0 to 2.5
Nickel (Ni), % 0
25 to 27
Phosphorus (P), % 0 to 0.050
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.030
Titanium (Ti), % 0.030 to 0.2
0