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S44635 Stainless Steel vs. SAE-AISI 9260 Steel

Both S44635 stainless steel and SAE-AISI 9260 steel are iron alloys. Both are furnished in the annealed condition. They have 66% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is S44635 stainless steel and the bottom bar is SAE-AISI 9260 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
200
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 23
21
Fatigue Strength, MPa 390
260
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 81
72
Shear Strength, MPa 450
420
Tensile Strength: Ultimate (UTS), MPa 710
660
Tensile Strength: Yield (Proof), MPa 580
380

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1420
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 16
45
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 22
2.0
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 4.4
1.5
Embodied Energy, MJ/kg 62
20
Embodied Water, L/kg 170
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
120
Resilience: Unit (Modulus of Resilience), kJ/m3 810
380
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
24
Strength to Weight: Bending, points 23
22
Thermal Diffusivity, mm2/s 4.4
12
Thermal Shock Resistance, points 23
20

Alloy Composition

Carbon (C), % 0 to 0.025
0.56 to 0.64
Chromium (Cr), % 24.5 to 26
0
Iron (Fe), % 61.5 to 68.5
96.1 to 96.9
Manganese (Mn), % 0 to 1.0
0.75 to 1.0
Molybdenum (Mo), % 3.5 to 4.5
0
Nickel (Ni), % 3.5 to 4.5
0
Niobium (Nb), % 0.2 to 0.8
0
Nitrogen (N), % 0 to 0.035
0
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 0.75
1.8 to 2.2
Sulfur (S), % 0 to 0.030
0 to 0.040
Titanium (Ti), % 0.2 to 0.8
0