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EN 1.4611 Stainless Steel vs. EN 1.4841 Stainless Steel

Both EN 1.4611 stainless steel and EN 1.4841 stainless steel are iron alloys. They have 73% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4611 stainless steel and the bottom bar is EN 1.4841 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
190
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 21
32
Fatigue Strength, MPa 180
200
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 78
78
Shear Strength, MPa 330
430
Tensile Strength: Ultimate (UTS), MPa 530
650
Tensile Strength: Yield (Proof), MPa 280
260

Thermal Properties

Latent Heat of Fusion, J/g 290
330
Maximum Temperature: Corrosion, °C 530
440
Maximum Temperature: Mechanical, °C 970
1150
Melting Completion (Liquidus), °C 1440
1380
Melting Onset (Solidus), °C 1390
1340
Specific Heat Capacity, J/kg-K 480
490
Thermal Conductivity, W/m-K 21
15
Thermal Expansion, µm/m-K 11
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
2.2

Otherwise Unclassified Properties

Base Metal Price, % relative 11
25
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.5
4.3
Embodied Energy, MJ/kg 36
62
Embodied Water, L/kg 140
190

Common Calculations

PREN (Pitting Resistance) 21
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 91
170
Resilience: Unit (Modulus of Resilience), kJ/m3 190
170
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 19
23
Strength to Weight: Bending, points 19
21
Thermal Diffusivity, mm2/s 5.7
4.0
Thermal Shock Resistance, points 18
15

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Carbon (C), % 0 to 0.030
0 to 0.2
Chromium (Cr), % 19 to 22
24 to 26
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 73.3 to 80.8
47.1 to 55.5
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 0 to 0.5
19 to 22
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.050
0 to 0.045
Silicon (Si), % 0 to 1.0
1.5 to 2.5
Sulfur (S), % 0 to 0.050
0 to 0.015
Titanium (Ti), % 0.2 to 1.0
0