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S41041 Stainless Steel vs. EN 1.4521 Stainless Steel

Both S41041 stainless steel and EN 1.4521 stainless steel are iron alloys. They have a moderately high 91% of their average alloy composition in common. There are 32 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 S41041 stainless steel and the bottom bar is EN 1.4521 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 17
23
Fatigue Strength, MPa 350
230
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
78
Shear Strength, MPa 560
330
Tensile Strength: Ultimate (UTS), MPa 910
520
Tensile Strength: Yield (Proof), MPa 580
340

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 430
500
Maximum Temperature: Mechanical, °C 740
930
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 29
23
Thermal Expansion, µm/m-K 10
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
12
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 2.2
2.8
Embodied Energy, MJ/kg 31
39
Embodied Water, L/kg 100
130

Common Calculations

PREN (Pitting Resistance) 13
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
100
Resilience: Unit (Modulus of Resilience), kJ/m3 860
280
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 32
19
Strength to Weight: Bending, points 27
19
Thermal Diffusivity, mm2/s 7.8
6.2
Thermal Shock Resistance, points 33
18

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Carbon (C), % 0.13 to 0.18
0 to 0.025
Chromium (Cr), % 11.5 to 13
17 to 20
Iron (Fe), % 84.5 to 87.8
74.6 to 81.1
Manganese (Mn), % 0.4 to 0.6
0 to 1.0
Molybdenum (Mo), % 0 to 0.2
1.8 to 2.5
Nickel (Ni), % 0 to 0.5
0
Niobium (Nb), % 0.15 to 0.45
0
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
0.15 to 0.8