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EN 1.4541 Stainless Steel vs. EN 1.8503 Steel

Both EN 1.4541 stainless steel and EN 1.8503 steel are iron alloys. They have 72% 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 1.4541 stainless steel and the bottom bar is EN 1.8503 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 270
300
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 14 to 40
16
Fatigue Strength, MPa 190 to 330
600
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 410 to 550
610
Tensile Strength: Ultimate (UTS), MPa 600 to 900
1000
Tensile Strength: Yield (Proof), MPa 220 to 570
910

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 940
440
Melting Completion (Liquidus), °C 1430
1470
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
41
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 16
3.3
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.2
2.3
Embodied Energy, MJ/kg 46
33
Embodied Water, L/kg 140
57

Common Calculations

PREN (Pitting Resistance) 18
3.7
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 190
150
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 830
2200
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21 to 32
35
Strength to Weight: Bending, points 20 to 27
28
Thermal Diffusivity, mm2/s 4.0
11
Thermal Shock Resistance, points 14 to 20
29

Alloy Composition

Aluminum (Al), % 0
0 to 0.3
Carbon (C), % 0 to 0.080
0.16 to 0.24
Chromium (Cr), % 17 to 19
1.2 to 1.5
Iron (Fe), % 65.2 to 74
95.8 to 97.5
Manganese (Mn), % 0 to 2.0
0.4 to 0.8
Molybdenum (Mo), % 0
0.65 to 0.8
Nickel (Ni), % 9.0 to 12
0
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.035
Titanium (Ti), % 0 to 0.7
0
Vanadium (V), % 0
0.25 to 0.35