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EN 1.4529 Stainless Steel vs. S41050 Stainless Steel

Both EN 1.4529 stainless steel and S41050 stainless steel are iron alloys. They have 60% 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 EN 1.4529 stainless steel and the bottom bar is S41050 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
160
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 43
25
Fatigue Strength, MPa 310
160
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
76
Shear Strength, MPa 520
300
Tensile Strength: Ultimate (UTS), MPa 750
470
Tensile Strength: Yield (Proof), MPa 340
230

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Maximum Temperature: Corrosion, °C 420
390
Maximum Temperature: Mechanical, °C 1100
720
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 12
27
Thermal Expansion, µm/m-K 16
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 33
7.0
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 6.2
1.9
Embodied Energy, MJ/kg 84
27
Embodied Water, L/kg 200
97

Common Calculations

PREN (Pitting Resistance) 45
12
Resilience: Ultimate (Unit Rupture Work), MJ/m3 260
98
Resilience: Unit (Modulus of Resilience), kJ/m3 280
140
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 26
17
Strength to Weight: Bending, points 23
17
Thermal Diffusivity, mm2/s 3.2
7.2
Thermal Shock Resistance, points 17
17

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.040
Chromium (Cr), % 19 to 21
10.5 to 12.5
Copper (Cu), % 0.5 to 1.5
0
Iron (Fe), % 42.7 to 50.4
84.2 to 88.9
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 6.0 to 7.0
0
Nickel (Ni), % 24 to 26
0.6 to 1.1
Nitrogen (N), % 0.15 to 0.25
0 to 0.1
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030