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EN 1.8881 Steel vs. AISI 304L Stainless Steel

Both EN 1.8881 steel and AISI 304L stainless steel are iron alloys. They have 73% of their average alloy composition in common. There are 32 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 1.8881 steel and the bottom bar is AISI 304L stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
160 to 350
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 16
6.7 to 46
Fatigue Strength, MPa 460
170 to 430
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Shear Strength, MPa 510
370 to 680
Tensile Strength: Ultimate (UTS), MPa 830
540 to 1160
Tensile Strength: Yield (Proof), MPa 710
190 to 870

Thermal Properties

Latent Heat of Fusion, J/g 260
290
Maximum Temperature: Mechanical, °C 420
540
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 40
16
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.1
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 3.7
16
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.9
3.1
Embodied Energy, MJ/kg 26
44
Embodied Water, L/kg 54
150

Common Calculations

PREN (Pitting Resistance) 2.0
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
71 to 240
Resilience: Unit (Modulus of Resilience), kJ/m3 1320
92 to 1900
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 29
19 to 41
Strength to Weight: Bending, points 25
19 to 31
Thermal Diffusivity, mm2/s 11
4.2
Thermal Shock Resistance, points 24
12 to 25

Alloy Composition

Boron (B), % 0 to 0.0050
0
Carbon (C), % 0 to 0.2
0 to 0.030
Chromium (Cr), % 0 to 1.5
18 to 20
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 91.9 to 100
65 to 74
Manganese (Mn), % 0 to 1.7
0 to 2.0
Molybdenum (Mo), % 0 to 0.7
0
Nickel (Ni), % 0 to 2.5
8.0 to 12
Niobium (Nb), % 0 to 0.060
0
Nitrogen (N), % 0 to 0.015
0 to 0.1
Phosphorus (P), % 0 to 0.020
0 to 0.045
Silicon (Si), % 0 to 0.8
0 to 0.75
Sulfur (S), % 0 to 0.0080
0 to 0.030
Titanium (Ti), % 0 to 0.050
0
Vanadium (V), % 0 to 0.12
0
Zirconium (Zr), % 0 to 0.15
0