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S45503 Stainless Steel vs. AISI 201 Stainless Steel

Both S45503 stainless steel and AISI 201 stainless steel are iron alloys. They have 88% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is S45503 stainless steel and the bottom bar is AISI 201 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 410 to 500
200 to 440
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 4.6 to 6.8
4.6 to 51
Fatigue Strength, MPa 710 to 800
280 to 600
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
77
Shear Strength, MPa 940 to 1070
450 to 840
Tensile Strength: Ultimate (UTS), MPa 1610 to 1850
650 to 1450
Tensile Strength: Yield (Proof), MPa 1430 to 1700
300 to 1080

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Maximum Temperature: Corrosion, °C 640
410
Maximum Temperature: Mechanical, °C 760
880
Melting Completion (Liquidus), °C 1440
1410
Melting Onset (Solidus), °C 1400
1370
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 11
17

Otherwise Unclassified Properties

Base Metal Price, % relative 15
12
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 3.4
2.6
Embodied Energy, MJ/kg 48
38
Embodied Water, L/kg 120
140

Common Calculations

PREN (Pitting Resistance) 13
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 82 to 110
61 to 340
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 57 to 65
23 to 52
Strength to Weight: Bending, points 39 to 43
22 to 37
Thermal Shock Resistance, points 56 to 64
14 to 32

Alloy Composition

Carbon (C), % 0 to 0.010
0 to 0.15
Chromium (Cr), % 11 to 12.5
16 to 18
Copper (Cu), % 1.5 to 2.5
0
Iron (Fe), % 72.4 to 78.9
67.5 to 75
Manganese (Mn), % 0 to 0.5
5.5 to 7.5
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 7.5 to 9.5
3.5 to 5.5
Niobium (Nb), % 0.1 to 0.5
0
Nitrogen (N), % 0
0 to 0.25
Phosphorus (P), % 0 to 0.010
0 to 0.060
Silicon (Si), % 0 to 0.2
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 1.0 to 1.4
0