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EN 1.4305 Stainless Steel vs. EN 1.5520 Steel

Both EN 1.4305 stainless steel and EN 1.5520 steel are iron alloys. They have 72% 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 1.4305 stainless steel and the bottom bar is EN 1.5520 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 270
120 to 170
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 14 to 40
11 to 21
Fatigue Strength, MPa 190 to 330
210 to 300
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 420 to 550
290 to 340
Tensile Strength: Ultimate (UTS), MPa 610 to 900
410 to 1410
Tensile Strength: Yield (Proof), MPa 220 to 570
300 to 480

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 930
400
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
50
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 15
1.9
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.0
1.4
Embodied Energy, MJ/kg 42
19
Embodied Water, L/kg 140
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 190
42 to 230
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 830
240 to 600
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22 to 32
15 to 50
Strength to Weight: Bending, points 20 to 27
16 to 36
Thermal Diffusivity, mm2/s 4.0
13
Thermal Shock Resistance, points 14 to 20
12 to 41

Alloy Composition

Boron (B), % 0
0.00080 to 0.0050
Carbon (C), % 0 to 0.1
0.15 to 0.2
Chromium (Cr), % 17 to 19
0 to 0.3
Copper (Cu), % 0 to 1.0
0 to 0.25
Iron (Fe), % 66.4 to 74.9
97.7 to 98.9
Manganese (Mn), % 0 to 2.0
0.9 to 1.2
Nickel (Ni), % 8.0 to 10
0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.3
Sulfur (S), % 0.15 to 0.35
0 to 0.025