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S44635 Stainless Steel vs. S20910 Stainless Steel

Both S44635 stainless steel and S20910 stainless steel are iron alloys. They have 86% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is S44635 stainless steel and the bottom bar is S20910 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
230 to 290
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 23
14 to 39
Fatigue Strength, MPa 390
310 to 460
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
79
Shear Strength, MPa 450
500 to 570
Tensile Strength: Ultimate (UTS), MPa 710
780 to 940
Tensile Strength: Yield (Proof), MPa 580
430 to 810

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 610
460
Maximum Temperature: Mechanical, °C 1100
1080
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1420
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 16
13
Thermal Expansion, µm/m-K 11
16

Otherwise Unclassified Properties

Base Metal Price, % relative 22
22
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.4
4.8
Embodied Energy, MJ/kg 62
68
Embodied Water, L/kg 170
180

Common Calculations

PREN (Pitting Resistance) 39
34
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
120 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 810
460 to 1640
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
28 to 33
Strength to Weight: Bending, points 23
24 to 27
Thermal Diffusivity, mm2/s 4.4
3.6
Thermal Shock Resistance, points 23
17 to 21

Alloy Composition

Carbon (C), % 0 to 0.025
0 to 0.060
Chromium (Cr), % 24.5 to 26
20.5 to 23.5
Iron (Fe), % 61.5 to 68.5
52.1 to 62.1
Manganese (Mn), % 0 to 1.0
4.0 to 6.0
Molybdenum (Mo), % 3.5 to 4.5
1.5 to 3.0
Nickel (Ni), % 3.5 to 4.5
11.5 to 13.5
Niobium (Nb), % 0.2 to 0.8
0.1 to 0.3
Nitrogen (N), % 0 to 0.035
0.2 to 0.4
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.75
0 to 0.75
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0.2 to 0.8
0
Vanadium (V), % 0
0.1 to 0.3