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N08926 Stainless Steel vs. S30415 Stainless Steel

Both N08926 stainless steel and S30415 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 75% of their average alloy composition in common. There are 32 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 N08926 stainless steel and the bottom bar is S30415 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
45
Fatigue Strength, MPa 290
300
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
77
Shear Strength, MPa 500
470
Tensile Strength: Ultimate (UTS), MPa 740
670
Tensile Strength: Yield (Proof), MPa 330
330

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 420
420
Maximum Temperature: Mechanical, °C 1100
940
Melting Completion (Liquidus), °C 1460
1410
Melting Onset (Solidus), °C 1410
1370
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 12
21
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 33
15
Density, g/cm3 8.1
7.7
Embodied Carbon, kg CO2/kg material 6.2
3.1
Embodied Energy, MJ/kg 84
43
Embodied Water, L/kg 200
140

Common Calculations

PREN (Pitting Resistance) 45
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
250
Resilience: Unit (Modulus of Resilience), kJ/m3 270
280
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 25
24
Strength to Weight: Bending, points 22
22
Thermal Diffusivity, mm2/s 3.2
5.6
Thermal Shock Resistance, points 16
15

Alloy Composition

Carbon (C), % 0 to 0.020
0.040 to 0.060
Cerium (Ce), % 0
0.030 to 0.080
Chromium (Cr), % 19 to 21
18 to 19
Copper (Cu), % 0.5 to 1.5
0
Iron (Fe), % 41.7 to 50.4
67.8 to 71.8
Manganese (Mn), % 0 to 2.0
0 to 0.8
Molybdenum (Mo), % 6.0 to 7.0
0
Nickel (Ni), % 24 to 26
9.0 to 10
Nitrogen (N), % 0.15 to 0.25
0.12 to 0.18
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 0.5
1.0 to 2.0
Sulfur (S), % 0 to 0.010
0 to 0.030