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EN 1.4005 Stainless Steel vs. EN 1.8503 Steel

Both EN 1.4005 stainless steel and EN 1.8503 steel are iron alloys. They have 88% of their average alloy composition in common. There are 31 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 1.4005 stainless steel and the bottom bar is EN 1.8503 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 13 to 21
16
Fatigue Strength, MPa 240 to 290
600
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Shear Strength, MPa 390 to 450
610
Tensile Strength: Ultimate (UTS), MPa 630 to 750
1000
Tensile Strength: Yield (Proof), MPa 370 to 500
910

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 760
440
Melting Completion (Liquidus), °C 1440
1470
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 30
41
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
3.3
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.0
2.3
Embodied Energy, MJ/kg 28
33
Embodied Water, L/kg 100
57

Common Calculations

PREN (Pitting Resistance) 14
3.7
Resilience: Ultimate (Unit Rupture Work), MJ/m3 90 to 110
150
Resilience: Unit (Modulus of Resilience), kJ/m3 350 to 650
2200
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 23 to 27
35
Strength to Weight: Bending, points 21 to 24
28
Thermal Diffusivity, mm2/s 8.1
11
Thermal Shock Resistance, points 23 to 27
29

Alloy Composition

Aluminum (Al), % 0
0 to 0.3
Carbon (C), % 0.060 to 0.15
0.16 to 0.24
Chromium (Cr), % 12 to 14
1.2 to 1.5
Iron (Fe), % 82.4 to 87.8
95.8 to 97.5
Manganese (Mn), % 0 to 1.5
0.4 to 0.8
Molybdenum (Mo), % 0 to 0.6
0.65 to 0.8
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0.15 to 0.35
0 to 0.035
Vanadium (V), % 0
0.25 to 0.35