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EN 1.4405 Stainless Steel vs. EN 1.4841 Stainless Steel

Both EN 1.4405 stainless steel and EN 1.4841 stainless steel are iron alloys. They have 73% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4405 stainless steel and the bottom bar is EN 1.4841 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 17
32
Fatigue Strength, MPa 370
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
78
Tensile Strength: Ultimate (UTS), MPa 860
650
Tensile Strength: Yield (Proof), MPa 610
260

Thermal Properties

Latent Heat of Fusion, J/g 280
330
Maximum Temperature: Corrosion, °C 410
440
Maximum Temperature: Mechanical, °C 870
1150
Melting Completion (Liquidus), °C 1450
1380
Melting Onset (Solidus), °C 1400
1340
Specific Heat Capacity, J/kg-K 480
490
Thermal Conductivity, W/m-K 17
15
Thermal Expansion, µm/m-K 11
16

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 13
25
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.8
4.3
Embodied Energy, MJ/kg 39
62
Embodied Water, L/kg 130
190

Common Calculations

PREN (Pitting Resistance) 20
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
170
Resilience: Unit (Modulus of Resilience), kJ/m3 950
170
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 31
23
Strength to Weight: Bending, points 26
21
Thermal Diffusivity, mm2/s 4.6
4.0
Thermal Shock Resistance, points 29
15

Alloy Composition

Carbon (C), % 0 to 0.060
0 to 0.2
Chromium (Cr), % 15 to 17
24 to 26
Iron (Fe), % 73.6 to 80.3
47.1 to 55.5
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0.7 to 1.5
0
Nickel (Ni), % 4.0 to 6.0
19 to 22
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.035
0 to 0.045
Silicon (Si), % 0 to 0.8
1.5 to 2.5
Sulfur (S), % 0 to 0.025
0 to 0.015