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S42300 Stainless Steel vs. S33550 Stainless Steel

Both S42300 stainless steel and S33550 stainless steel are iron alloys. They have 66% of their average alloy composition in common. There are 33 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 S42300 stainless steel and the bottom bar is S33550 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 330
190
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 9.1
40
Fatigue Strength, MPa 440
270
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
79
Shear Strength, MPa 650
470
Tensile Strength: Ultimate (UTS), MPa 1100
680
Tensile Strength: Yield (Proof), MPa 850
310

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Maximum Temperature: Corrosion, °C 380
470
Maximum Temperature: Mechanical, °C 750
1100
Melting Completion (Liquidus), °C 1470
1400
Melting Onset (Solidus), °C 1420
1360
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 25
15
Thermal Expansion, µm/m-K 10
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.5
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 5.2
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
24
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.2
4.3
Embodied Energy, MJ/kg 44
61
Embodied Water, L/kg 110
190

Common Calculations

PREN (Pitting Resistance) 21
30
Resilience: Ultimate (Unit Rupture Work), MJ/m3 93
220
Resilience: Unit (Modulus of Resilience), kJ/m3 1840
250
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 39
24
Strength to Weight: Bending, points 30
22
Thermal Diffusivity, mm2/s 6.8
3.9
Thermal Shock Resistance, points 40
15

Alloy Composition

Carbon (C), % 0.27 to 0.32
0.040 to 0.1
Cerium (Ce), % 0
0.025 to 0.070
Chromium (Cr), % 11 to 12
25 to 28
Iron (Fe), % 82 to 85.1
48.8 to 58.2
Lanthanum (La), % 0
0.025 to 0.070
Manganese (Mn), % 1.0 to 1.4
0 to 1.5
Molybdenum (Mo), % 2.5 to 3.0
0
Nickel (Ni), % 0 to 0.5
16.5 to 20
Niobium (Nb), % 0
0.050 to 0.15
Nitrogen (N), % 0
0.18 to 0.25
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.030
Vanadium (V), % 0.2 to 0.3
0