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AISI 304LN Stainless Steel vs. EN 1.5521 Steel

Both AISI 304LN stainless steel and EN 1.5521 steel are iron alloys. They have 71% 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 AISI 304LN stainless steel and the bottom bar is EN 1.5521 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 350
130 to 180
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 7.8 to 46
11 to 21
Fatigue Strength, MPa 200 to 440
210 to 310
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 400 to 680
310 to 360
Tensile Strength: Ultimate (UTS), MPa 580 to 1160
430 to 1390
Tensile Strength: Yield (Proof), MPa 230 to 870
300 to 490

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 960
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
51
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
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 16
1.9
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.1
1.4
Embodied Energy, MJ/kg 44
19
Embodied Water, L/kg 150
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83 to 270
44 to 230
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 1900
250 to 630
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21 to 41
15 to 49
Strength to Weight: Bending, points 20 to 31
16 to 35
Thermal Diffusivity, mm2/s 4.0
14
Thermal Shock Resistance, points 13 to 26
13 to 41

Alloy Composition

Boron (B), % 0
0.00080 to 0.0050
Carbon (C), % 0 to 0.030
0.16 to 0.2
Chromium (Cr), % 18 to 20
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 65 to 73.9
98 to 98.9
Manganese (Mn), % 0 to 2.0
0.9 to 1.2
Nickel (Ni), % 8.0 to 12
0
Nitrogen (N), % 0.1 to 0.16
0
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 0.75
0 to 0.3
Sulfur (S), % 0 to 0.030
0 to 0.025