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S45503 Stainless Steel vs. S44660 Stainless Steel

Both S45503 stainless steel and S44660 stainless steel are iron alloys. They have 81% of their average alloy composition in common. There are 28 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 S44660 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 410 to 500
210
Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 4.6 to 6.8
20
Fatigue Strength, MPa 710 to 800
330
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 75
81
Shear Strength, MPa 940 to 1070
410
Tensile Strength: Ultimate (UTS), MPa 1610 to 1850
660
Tensile Strength: Yield (Proof), MPa 1430 to 1700
510

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Maximum Temperature: Corrosion, °C 640
640
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
480
Thermal Expansion, µm/m-K 11
11

Otherwise Unclassified Properties

Base Metal Price, % relative 15
21
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 3.4
4.3
Embodied Energy, MJ/kg 48
61
Embodied Water, L/kg 120
180

Common Calculations

PREN (Pitting Resistance) 13
38
Resilience: Ultimate (Unit Rupture Work), MJ/m3 82 to 110
120
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 57 to 65
24
Strength to Weight: Bending, points 39 to 43
22
Thermal Shock Resistance, points 56 to 64
21

Alloy Composition

Carbon (C), % 0 to 0.010
0 to 0.030
Chromium (Cr), % 11 to 12.5
25 to 28
Copper (Cu), % 1.5 to 2.5
0
Iron (Fe), % 72.4 to 78.9
60.4 to 71
Manganese (Mn), % 0 to 0.5
0 to 1.0
Molybdenum (Mo), % 0 to 0.5
3.0 to 4.0
Nickel (Ni), % 7.5 to 9.5
1.0 to 3.5
Niobium (Nb), % 0.1 to 0.5
0.2 to 1.0
Nitrogen (N), % 0
0 to 0.040
Phosphorus (P), % 0 to 0.010
0 to 0.040
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
0.2 to 1.0