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S45503 Stainless Steel vs. N08925 Stainless Steel

Both S45503 stainless steel and N08925 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 S45503 stainless steel and the bottom bar is N08925 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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