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EN 1.4662 Stainless Steel vs. S41003 Stainless Steel

Both EN 1.4662 stainless steel and S41003 stainless steel are iron alloys. They have 80% of their average alloy composition in common. There are 32 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 1.4662 stainless steel and the bottom bar is S41003 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 28
21
Fatigue Strength, MPa 430 to 450
200
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 79
76
Shear Strength, MPa 520 to 540
320
Tensile Strength: Ultimate (UTS), MPa 810 to 830
520
Tensile Strength: Yield (Proof), MPa 580 to 620
310

Thermal Properties

Latent Heat of Fusion, J/g 290
270
Maximum Temperature: Corrosion, °C 440
390
Maximum Temperature: Mechanical, °C 1090
720
Melting Completion (Liquidus), °C 1430
1440
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
27
Thermal Expansion, µm/m-K 13
10

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 16
7.0
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 3.2
1.9
Embodied Energy, MJ/kg 45
27
Embodied Water, L/kg 170
97

Common Calculations

PREN (Pitting Resistance) 33
12
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
92
Resilience: Unit (Modulus of Resilience), kJ/m3 840 to 940
240
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 29 to 30
19
Strength to Weight: Bending, points 25
18
Thermal Diffusivity, mm2/s 3.9
7.2
Thermal Shock Resistance, points 22
19

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 23 to 25
10.5 to 12.5
Copper (Cu), % 0.1 to 0.8
0
Iron (Fe), % 62.6 to 70.2
83.4 to 89.5
Manganese (Mn), % 2.5 to 4.0
0 to 1.5
Molybdenum (Mo), % 1.0 to 2.0
0
Nickel (Ni), % 3.0 to 4.5
0 to 1.5
Nitrogen (N), % 0.2 to 0.3
0 to 0.030
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 0.7
0 to 1.0
Sulfur (S), % 0 to 0.0050
0 to 0.030