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S41041 Stainless Steel vs. EN 1.4749 Stainless Steel

Both S41041 stainless steel and EN 1.4749 stainless steel are iron alloys. They have 84% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is S41041 stainless steel and the bottom bar is EN 1.4749 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
180
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 17
16
Fatigue Strength, MPa 350
190
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 76
80
Shear Strength, MPa 560
370
Tensile Strength: Ultimate (UTS), MPa 910
600
Tensile Strength: Yield (Proof), MPa 580
320

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Maximum Temperature: Corrosion, °C 430
450
Maximum Temperature: Mechanical, °C 740
1100
Melting Completion (Liquidus), °C 1450
1420
Melting Onset (Solidus), °C 1410
1380
Specific Heat Capacity, J/kg-K 480
490
Thermal Conductivity, W/m-K 29
17
Thermal Expansion, µm/m-K 10
9.6

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
13
Density, g/cm3 7.8
7.6
Embodied Carbon, kg CO2/kg material 2.2
2.5
Embodied Energy, MJ/kg 31
36
Embodied Water, L/kg 100
160

Common Calculations

PREN (Pitting Resistance) 13
31
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
80
Resilience: Unit (Modulus of Resilience), kJ/m3 860
250
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 32
22
Strength to Weight: Bending, points 27
21
Thermal Diffusivity, mm2/s 7.8
4.6
Thermal Shock Resistance, points 33
22

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Carbon (C), % 0.13 to 0.18
0.15 to 0.2
Chromium (Cr), % 11.5 to 13
26 to 29
Iron (Fe), % 84.5 to 87.8
68.5 to 73.7
Manganese (Mn), % 0.4 to 0.6
0 to 1.0
Molybdenum (Mo), % 0 to 0.2
0
Nickel (Ni), % 0 to 0.5
0
Niobium (Nb), % 0.15 to 0.45
0
Nitrogen (N), % 0
0.15 to 0.25
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