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EN 1.4848 Stainless Steel vs. S20431 Stainless Steel

Both EN 1.4848 stainless steel and S20431 stainless steel are iron alloys. They have 73% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.4848 stainless steel and the bottom bar is S20431 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
210
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 9.0
46
Fatigue Strength, MPa 130
320
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
76
Tensile Strength: Ultimate (UTS), MPa 510
710
Tensile Strength: Yield (Proof), MPa 250
350

Thermal Properties

Latent Heat of Fusion, J/g 320
280
Maximum Temperature: Corrosion, °C 440
410
Maximum Temperature: Mechanical, °C 1100
890
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
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 25
12
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 4.4
2.5
Embodied Energy, MJ/kg 63
36
Embodied Water, L/kg 200
140

Common Calculations

PREN (Pitting Resistance) 26
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 38
270
Resilience: Unit (Modulus of Resilience), kJ/m3 150
310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 18
25
Strength to Weight: Bending, points 18
23
Thermal Diffusivity, mm2/s 3.9
4.0
Thermal Shock Resistance, points 11
15

Alloy Composition

Carbon (C), % 0.3 to 0.5
0 to 0.12
Chromium (Cr), % 24 to 27
17 to 18
Copper (Cu), % 0
1.5 to 3.5
Iron (Fe), % 45.4 to 55.7
66.1 to 74.4
Manganese (Mn), % 0 to 2.0
5.0 to 7.0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 19 to 22
2.0 to 4.0
Nitrogen (N), % 0
0.1 to 0.25
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 1.0 to 2.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030