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S20910 Stainless Steel vs. S44537 Stainless Steel

Both S20910 stainless steel and S44537 stainless steel are iron alloys. They have 80% 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 S20910 stainless steel and the bottom bar is S44537 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230 to 290
180
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 14 to 39
21
Fatigue Strength, MPa 310 to 460
230
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 79
79
Shear Strength, MPa 500 to 570
320
Tensile Strength: Ultimate (UTS), MPa 780 to 940
510
Tensile Strength: Yield (Proof), MPa 430 to 810
360

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 460
530
Maximum Temperature: Mechanical, °C 1080
1000
Melting Completion (Liquidus), °C 1420
1480
Melting Onset (Solidus), °C 1380
1430
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 13
21
Thermal Expansion, µm/m-K 16
11

Otherwise Unclassified Properties

Base Metal Price, % relative 22
19
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 4.8
3.4
Embodied Energy, MJ/kg 68
50
Embodied Water, L/kg 180
140

Common Calculations

PREN (Pitting Resistance) 34
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 260
95
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 1640
320
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28 to 33
18
Strength to Weight: Bending, points 24 to 27
18
Thermal Diffusivity, mm2/s 3.6
5.6
Thermal Shock Resistance, points 17 to 21
17

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Carbon (C), % 0 to 0.060
0 to 0.030
Chromium (Cr), % 20.5 to 23.5
20 to 24
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 52.1 to 62.1
69 to 78.6
Lanthanum (La), % 0
0.040 to 0.2
Manganese (Mn), % 4.0 to 6.0
0 to 0.8
Molybdenum (Mo), % 1.5 to 3.0
0
Nickel (Ni), % 11.5 to 13.5
0 to 0.5
Niobium (Nb), % 0.1 to 0.3
0.2 to 1.0
Nitrogen (N), % 0.2 to 0.4
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
0.020 to 0.2
Tungsten (W), % 0
1.0 to 3.0
Vanadium (V), % 0.1 to 0.3
0