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S45503 Stainless Steel vs. N08800 Stainless Steel

Both S45503 stainless steel and N08800 stainless steel are iron alloys. They have 66% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is S45503 stainless steel and the bottom bar is N08800 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 4.6 to 6.8
4.5 to 34
Fatigue Strength, MPa 710 to 800
150 to 390
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
77
Shear Strength, MPa 940 to 1070
340 to 580
Tensile Strength: Ultimate (UTS), MPa 1610 to 1850
500 to 1000
Tensile Strength: Yield (Proof), MPa 1430 to 1700
190 to 830

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Maximum Temperature: Corrosion, °C 640
490
Maximum Temperature: Mechanical, °C 760
1100
Melting Completion (Liquidus), °C 1440
1390
Melting Onset (Solidus), °C 1400
1360
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 11
14

Otherwise Unclassified Properties

Base Metal Price, % relative 15
30
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 3.4
5.3
Embodied Energy, MJ/kg 48
76
Embodied Water, L/kg 120
200

Common Calculations

PREN (Pitting Resistance) 13
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 82 to 110
42 to 160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 57 to 65
18 to 35
Strength to Weight: Bending, points 39 to 43
18 to 28
Thermal Shock Resistance, points 56 to 64
13 to 25

Alloy Composition

Aluminum (Al), % 0
0.15 to 0.6
Carbon (C), % 0 to 0.010
0 to 0.1
Chromium (Cr), % 11 to 12.5
19 to 23
Copper (Cu), % 1.5 to 2.5
0 to 0.75
Iron (Fe), % 72.4 to 78.9
39.5 to 50.7
Manganese (Mn), % 0 to 0.5
0 to 1.5
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 7.5 to 9.5
30 to 35
Niobium (Nb), % 0.1 to 0.5
0
Phosphorus (P), % 0 to 0.010
0 to 0.045
Silicon (Si), % 0 to 0.2
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.015
Titanium (Ti), % 1.0 to 1.4
0.15 to 0.6