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S32050 Stainless Steel vs. N08904 Stainless Steel

Both S32050 stainless steel and N08904 stainless steel are iron alloys. Both are furnished in the annealed condition. 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 S32050 stainless steel and the bottom bar is N08904 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
170
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 46
38
Fatigue Strength, MPa 340
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 81
79
Shear Strength, MPa 540
370
Tensile Strength: Ultimate (UTS), MPa 770
540
Tensile Strength: Yield (Proof), MPa 370
240

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Maximum Temperature: Corrosion, °C 440
430
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1410
1390
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 12
12
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 31
32
Density, g/cm3 8.0
8.1
Embodied Carbon, kg CO2/kg material 6.0
5.8
Embodied Energy, MJ/kg 81
79
Embodied Water, L/kg 210
200

Common Calculations

PREN (Pitting Resistance) 48
37
Resilience: Ultimate (Unit Rupture Work), MJ/m3 290
170
Resilience: Unit (Modulus of Resilience), kJ/m3 330
150
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27
19
Strength to Weight: Bending, points 23
18
Thermal Diffusivity, mm2/s 3.3
3.1
Thermal Shock Resistance, points 17
12

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.020
Chromium (Cr), % 22 to 24
19 to 23
Copper (Cu), % 0 to 0.4
1.0 to 2.0
Iron (Fe), % 43.1 to 51.8
38.8 to 53
Manganese (Mn), % 0 to 1.5
0 to 2.0
Molybdenum (Mo), % 6.0 to 6.6
4.0 to 5.0
Nickel (Ni), % 20 to 23
23 to 28
Nitrogen (N), % 0.21 to 0.32
0 to 0.1
Phosphorus (P), % 0 to 0.035
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.035