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N08367 Stainless Steel vs. S44627 Stainless Steel

Both N08367 stainless steel and S44627 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 69% of their average alloy composition in common.

For each property being compared, the top bar is N08367 stainless steel and the bottom bar is S44627 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
170
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 34
24
Fatigue Strength, MPa 280
200
Poisson's Ratio 0.28
0.27
Reduction in Area, % 56
51
Rockwell B Hardness 88
79
Shear Modulus, GPa 80
80
Shear Strength, MPa 490
310
Tensile Strength: Ultimate (UTS), MPa 740
490
Tensile Strength: Yield (Proof), MPa 350
300

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Corrosion, °C 430
470
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 12
17
Thermal Expansion, µm/m-K 15
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.8
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 33
14
Density, g/cm3 8.1
7.7
Embodied Carbon, kg CO2/kg material 6.2
2.9
Embodied Energy, MJ/kg 84
41
Embodied Water, L/kg 200
160

Common Calculations

PREN (Pitting Resistance) 46
30
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
100
Resilience: Unit (Modulus of Resilience), kJ/m3 290
220
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 25
18
Strength to Weight: Bending, points 22
18
Thermal Diffusivity, mm2/s 3.2
4.6
Thermal Shock Resistance, points 17
16

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.010
Chromium (Cr), % 20 to 22
25 to 27.5
Copper (Cu), % 0 to 0.75
0 to 0.2
Iron (Fe), % 41.4 to 50.3
69.2 to 74.2
Manganese (Mn), % 0 to 2.0
0 to 0.4
Molybdenum (Mo), % 6.0 to 7.0
0.75 to 1.5
Nickel (Ni), % 23.5 to 25.5
0 to 0.5
Niobium (Nb), % 0
0.050 to 0.2
Nitrogen (N), % 0.18 to 0.25
0 to 0.015
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.020