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S33425 Stainless Steel vs. EN 1.4841 Stainless Steel

Both S33425 stainless steel and EN 1.4841 stainless steel are iron alloys. They have a very high 95% of their average alloy composition in common.

For each property being compared, the top bar is S33425 stainless steel and the bottom bar is EN 1.4841 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
190
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 45
32
Fatigue Strength, MPa 210
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
78
Shear Strength, MPa 400
430
Tensile Strength: Ultimate (UTS), MPa 580
650
Tensile Strength: Yield (Proof), MPa 230
260

Thermal Properties

Latent Heat of Fusion, J/g 300
330
Maximum Temperature: Corrosion, °C 500
440
Maximum Temperature: Mechanical, °C 1100
1150
Melting Completion (Liquidus), °C 1430
1380
Melting Onset (Solidus), °C 1380
1340
Specific Heat Capacity, J/kg-K 470
490
Thermal Conductivity, W/m-K 14
15
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
2.2

Otherwise Unclassified Properties

Base Metal Price, % relative 27
25
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 5.1
4.3
Embodied Energy, MJ/kg 71
62
Embodied Water, L/kg 190
190

Common Calculations

PREN (Pitting Resistance) 30
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
170
Resilience: Unit (Modulus of Resilience), kJ/m3 140
170
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 20
23
Strength to Weight: Bending, points 19
21
Thermal Diffusivity, mm2/s 3.7
4.0
Thermal Shock Resistance, points 13
15

Alloy Composition

Aluminum (Al), % 0.15 to 0.6
0
Carbon (C), % 0 to 0.080
0 to 0.2
Chromium (Cr), % 21 to 23
24 to 26
Iron (Fe), % 47.2 to 56.7
47.1 to 55.5
Manganese (Mn), % 0 to 1.5
0 to 2.0
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 20 to 23
19 to 22
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0 to 1.0
1.5 to 2.5
Sulfur (S), % 0 to 0.020
0 to 0.015
Titanium (Ti), % 0.15 to 0.6
0