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EN 1.4872 Stainless Steel vs. S33550 Stainless Steel

Both EN 1.4872 stainless steel and S33550 stainless steel are iron alloys. They have 87% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.4872 stainless steel and the bottom bar is S33550 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
190
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 28
40
Fatigue Strength, MPa 410
270
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 79
79
Shear Strength, MPa 620
470
Tensile Strength: Ultimate (UTS), MPa 950
680
Tensile Strength: Yield (Proof), MPa 560
310

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 440
470
Maximum Temperature: Mechanical, °C 1150
1100
Melting Completion (Liquidus), °C 1390
1400
Melting Onset (Solidus), °C 1340
1360
Specific Heat Capacity, J/kg-K 490
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 17
24
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 3.3
4.3
Embodied Energy, MJ/kg 47
61
Embodied Water, L/kg 180
190

Common Calculations

PREN (Pitting Resistance) 30
30
Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
220
Resilience: Unit (Modulus of Resilience), kJ/m3 780
250
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 35
24
Strength to Weight: Bending, points 28
22
Thermal Diffusivity, mm2/s 3.9
3.9
Thermal Shock Resistance, points 21
15

Alloy Composition

Carbon (C), % 0.2 to 0.3
0.040 to 0.1
Cerium (Ce), % 0
0.025 to 0.070
Chromium (Cr), % 24 to 26
25 to 28
Iron (Fe), % 54.2 to 61.6
48.8 to 58.2
Lanthanum (La), % 0
0.025 to 0.070
Manganese (Mn), % 8.0 to 10
0 to 1.5
Nickel (Ni), % 6.0 to 8.0
16.5 to 20
Niobium (Nb), % 0
0.050 to 0.15
Nitrogen (N), % 0.2 to 0.4
0.18 to 0.25
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030