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EN 1.4361 Stainless Steel vs. EN 1.5503 Steel

Both EN 1.4361 stainless steel and EN 1.5503 steel are iron alloys. They have 63% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4361 stainless steel and the bottom bar is EN 1.5503 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
120 to 160
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 43
12 to 17
Fatigue Strength, MPa 220
180 to 280
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 75
73
Shear Strength, MPa 440
270 to 320
Tensile Strength: Ultimate (UTS), MPa 630
400 to 520
Tensile Strength: Yield (Proof), MPa 250
270 to 430

Thermal Properties

Latent Heat of Fusion, J/g 350
250
Maximum Temperature: Mechanical, °C 940
400
Melting Completion (Liquidus), °C 1370
1460
Melting Onset (Solidus), °C 1330
1420
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 14
52
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 19
1.8
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 3.6
1.4
Embodied Energy, MJ/kg 52
18
Embodied Water, L/kg 150
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
41 to 81
Resilience: Unit (Modulus of Resilience), kJ/m3 160
200 to 490
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 23
14 to 19
Strength to Weight: Bending, points 21
15 to 18
Thermal Diffusivity, mm2/s 3.7
14
Thermal Shock Resistance, points 15
12 to 15

Alloy Composition

Boron (B), % 0
0.00080 to 0.0050
Carbon (C), % 0 to 0.015
0.16 to 0.2
Chromium (Cr), % 16.5 to 18.5
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 58.7 to 65.8
98.4 to 99.239
Manganese (Mn), % 0 to 2.0
0.6 to 0.8
Molybdenum (Mo), % 0 to 0.2
0
Nickel (Ni), % 14 to 16
0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 3.7 to 4.5
0 to 0.3
Sulfur (S), % 0 to 0.010
0 to 0.025