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S44635 Stainless Steel vs. S44537 Stainless Steel

Both S44635 stainless steel and S44537 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 89% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is S44635 stainless steel and the bottom bar is S44537 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
180
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 23
21
Fatigue Strength, MPa 390
230
Poisson's Ratio 0.27
0.27
Shear Modulus, GPa 81
79
Shear Strength, MPa 450
320
Tensile Strength: Ultimate (UTS), MPa 710
510
Tensile Strength: Yield (Proof), MPa 580
360

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 610
530
Maximum Temperature: Mechanical, °C 1100
1000
Melting Completion (Liquidus), °C 1460
1480
Melting Onset (Solidus), °C 1420
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 16
21
Thermal Expansion, µm/m-K 11
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
3.0

Otherwise Unclassified Properties

Base Metal Price, % relative 22
19
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 4.4
3.4
Embodied Energy, MJ/kg 62
50
Embodied Water, L/kg 170
140

Common Calculations

PREN (Pitting Resistance) 39
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
95
Resilience: Unit (Modulus of Resilience), kJ/m3 810
320
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
18
Strength to Weight: Bending, points 23
18
Thermal Diffusivity, mm2/s 4.4
5.6
Thermal Shock Resistance, points 23
17

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Carbon (C), % 0 to 0.025
0 to 0.030
Chromium (Cr), % 24.5 to 26
20 to 24
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 61.5 to 68.5
69 to 78.6
Lanthanum (La), % 0
0.040 to 0.2
Manganese (Mn), % 0 to 1.0
0 to 0.8
Molybdenum (Mo), % 3.5 to 4.5
0
Nickel (Ni), % 3.5 to 4.5
0 to 0.5
Niobium (Nb), % 0.2 to 0.8
0.2 to 1.0
Nitrogen (N), % 0 to 0.035
0 to 0.040
Phosphorus (P), % 0 to 0.040
0 to 0.050
Silicon (Si), % 0 to 0.75
0.1 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.0060
Titanium (Ti), % 0.2 to 0.8
0.020 to 0.2
Tungsten (W), % 0
1.0 to 3.0