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EN 1.4864 Stainless Steel vs. S33425 Stainless Steel

Both EN 1.4864 stainless steel and S33425 stainless steel are iron alloys. They have 85% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4864 stainless steel and the bottom bar is S33425 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
170
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 33
45
Fatigue Strength, MPa 200
210
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 75
79
Shear Strength, MPa 430
400
Tensile Strength: Ultimate (UTS), MPa 650
580
Tensile Strength: Yield (Proof), MPa 260
230

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Maximum Temperature: Corrosion, °C 410
500
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1390
1430
Melting Onset (Solidus), °C 1340
1380
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 13
14
Thermal Expansion, µm/m-K 14
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 30
27
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 5.3
5.1
Embodied Energy, MJ/kg 75
71
Embodied Water, L/kg 180
190

Common Calculations

PREN (Pitting Resistance) 17
30
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
210
Resilience: Unit (Modulus of Resilience), kJ/m3 170
140
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 23
20
Strength to Weight: Bending, points 21
19
Thermal Diffusivity, mm2/s 3.3
3.7
Thermal Shock Resistance, points 17
13

Alloy Composition

Aluminum (Al), % 0
0.15 to 0.6
Carbon (C), % 0 to 0.15
0 to 0.080
Chromium (Cr), % 15 to 17
21 to 23
Iron (Fe), % 41.7 to 51
47.2 to 56.7
Manganese (Mn), % 0 to 2.0
0 to 1.5
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 33 to 37
20 to 23
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 1.0 to 2.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.020
Titanium (Ti), % 0
0.15 to 0.6