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S44735 Stainless Steel vs. S44660 Stainless Steel

Both S44735 stainless steel and S44660 stainless steel are iron alloys. Both are furnished in the annealed condition. They have a very high 97% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is S44735 stainless steel and the bottom bar is S44660 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
210
Elastic (Young's, Tensile) Modulus, GPa 210
210
Elongation at Break, % 21
20
Fatigue Strength, MPa 300
330
Poisson's Ratio 0.27
0.27
Shear Modulus, GPa 82
81
Shear Strength, MPa 390
410
Tensile Strength: Ultimate (UTS), MPa 630
660
Tensile Strength: Yield (Proof), MPa 460
510

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Maximum Temperature: Corrosion, °C 650
640
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 11
11

Otherwise Unclassified Properties

Base Metal Price, % relative 21
21
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 4.4
4.3
Embodied Energy, MJ/kg 61
61
Embodied Water, L/kg 180
180

Common Calculations

PREN (Pitting Resistance) 42
38
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
120
Resilience: Unit (Modulus of Resilience), kJ/m3 520
640
Stiffness to Weight: Axial, points 15
15
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 23
24
Strength to Weight: Bending, points 21
22
Thermal Shock Resistance, points 20
21

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 28 to 30
25 to 28
Iron (Fe), % 60.7 to 68.4
60.4 to 71
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 3.6 to 4.2
3.0 to 4.0
Nickel (Ni), % 0 to 1.0
1.0 to 3.5
Niobium (Nb), % 0.2 to 1.0
0.2 to 1.0
Nitrogen (N), % 0 to 0.045
0 to 0.040
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0.2 to 1.0
0.2 to 1.0