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EN 1.4606 Stainless Steel vs. AISI 403 Stainless Steel

Both EN 1.4606 stainless steel and AISI 403 stainless steel are iron alloys. They have 67% 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 EN 1.4606 stainless steel and the bottom bar is AISI 403 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 23 to 39
16 to 25
Fatigue Strength, MPa 240 to 420
200 to 340
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 75
76
Shear Strength, MPa 410 to 640
340 to 480
Tensile Strength: Ultimate (UTS), MPa 600 to 1020
530 to 780
Tensile Strength: Yield (Proof), MPa 280 to 630
280 to 570

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Maximum Temperature: Corrosion, °C 770
390
Maximum Temperature: Mechanical, °C 910
740
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 14
28
Thermal Expansion, µm/m-K 11
9.9

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.2
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 26
6.5
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 6.0
1.9
Embodied Energy, MJ/kg 87
27
Embodied Water, L/kg 170
99

Common Calculations

PREN (Pitting Resistance) 19
12
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190 to 200
110 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 200 to 1010
210 to 840
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 21 to 36
19 to 28
Strength to Weight: Bending, points 20 to 28
19 to 24
Thermal Diffusivity, mm2/s 3.7
7.6
Thermal Shock Resistance, points 21 to 35
20 to 29

Alloy Composition

Aluminum (Al), % 0 to 0.35
0
Boron (B), % 0.0010 to 0.010
0
Carbon (C), % 0 to 0.080
0 to 0.15
Chromium (Cr), % 13 to 16
11.5 to 13
Iron (Fe), % 49.2 to 59
84.7 to 88.5
Manganese (Mn), % 1.0 to 2.0
0 to 1.0
Molybdenum (Mo), % 1.0 to 1.5
0
Nickel (Ni), % 24 to 27
0 to 0.6
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 1.9 to 2.3
0
Vanadium (V), % 0.1 to 0.5
0