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S20910 Stainless Steel vs. S45503 Stainless Steel

Both S20910 stainless steel and S45503 stainless steel are iron alloys. They have 78% of their average alloy composition in common. There are 29 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 S45503 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230 to 290
410 to 500
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 14 to 39
4.6 to 6.8
Fatigue Strength, MPa 310 to 460
710 to 800
Poisson's Ratio 0.28
0.28
Reduction in Area, % 56 to 62
17 to 28
Shear Modulus, GPa 79
75
Shear Strength, MPa 500 to 570
940 to 1070
Tensile Strength: Ultimate (UTS), MPa 780 to 940
1610 to 1850
Tensile Strength: Yield (Proof), MPa 430 to 810
1430 to 1700

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Maximum Temperature: Corrosion, °C 460
640
Maximum Temperature: Mechanical, °C 1080
760
Melting Completion (Liquidus), °C 1420
1440
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 16
11

Otherwise Unclassified Properties

Base Metal Price, % relative 22
15
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 4.8
3.4
Embodied Energy, MJ/kg 68
48
Embodied Water, L/kg 180
120

Common Calculations

PREN (Pitting Resistance) 34
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 260
82 to 110
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28 to 33
57 to 65
Strength to Weight: Bending, points 24 to 27
39 to 43
Thermal Shock Resistance, points 17 to 21
56 to 64

Alloy Composition

Carbon (C), % 0 to 0.060
0 to 0.010
Chromium (Cr), % 20.5 to 23.5
11 to 12.5
Copper (Cu), % 0
1.5 to 2.5
Iron (Fe), % 52.1 to 62.1
72.4 to 78.9
Manganese (Mn), % 4.0 to 6.0
0 to 0.5
Molybdenum (Mo), % 1.5 to 3.0
0 to 0.5
Nickel (Ni), % 11.5 to 13.5
7.5 to 9.5
Niobium (Nb), % 0.1 to 0.3
0.1 to 0.5
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.040
0 to 0.010
Silicon (Si), % 0 to 0.75
0 to 0.2
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
1.0 to 1.4
Vanadium (V), % 0.1 to 0.3
0