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N08925 Stainless Steel vs. S45503 Stainless Steel

Both N08925 stainless steel and S45503 stainless steel are iron alloys. They have 68% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is N08925 stainless steel and the bottom bar is S45503 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 45
4.6 to 6.8
Fatigue Strength, MPa 310
710 to 800
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
75
Shear Strength, MPa 470
940 to 1070
Tensile Strength: Ultimate (UTS), MPa 680
1610 to 1850
Tensile Strength: Yield (Proof), MPa 340
1430 to 1700

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Maximum Temperature: Corrosion, °C 420
640
Maximum Temperature: Mechanical, °C 1100
760
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 16
11

Otherwise Unclassified Properties

Base Metal Price, % relative 33
15
Density, g/cm3 8.1
7.9
Embodied Carbon, kg CO2/kg material 6.2
3.4
Embodied Energy, MJ/kg 84
48
Embodied Water, L/kg 200
120

Common Calculations

PREN (Pitting Resistance) 44
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 250
82 to 110
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 23
57 to 65
Strength to Weight: Bending, points 21
39 to 43
Thermal Shock Resistance, points 15
56 to 64

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.010
Chromium (Cr), % 19 to 21
11 to 12.5
Copper (Cu), % 0.8 to 1.5
1.5 to 2.5
Iron (Fe), % 42.7 to 50.1
72.4 to 78.9
Manganese (Mn), % 0 to 1.0
0 to 0.5
Molybdenum (Mo), % 6.0 to 7.0
0 to 0.5
Nickel (Ni), % 24 to 26
7.5 to 9.5
Niobium (Nb), % 0
0.1 to 0.5
Nitrogen (N), % 0.1 to 0.2
0
Phosphorus (P), % 0 to 0.045
0 to 0.010
Silicon (Si), % 0 to 0.5
0 to 0.2
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
1.0 to 1.4