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EN 1.4911 Stainless Steel vs. EN 1.8897 Steel

Both EN 1.4911 stainless steel and EN 1.8897 steel are iron alloys. They have 81% of their average alloy composition in common. There are 30 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 1.4911 stainless steel and the bottom bar is EN 1.8897 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 11
20
Fatigue Strength, MPa 530
320
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Shear Strength, MPa 640
350
Tensile Strength: Ultimate (UTS), MPa 1070
560
Tensile Strength: Yield (Proof), MPa 970
460

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 700
400
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 20
49
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 20
2.2
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.4
1.6
Embodied Energy, MJ/kg 49
22
Embodied Water, L/kg 130
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
110
Resilience: Unit (Modulus of Resilience), kJ/m3 2410
550
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 38
20
Strength to Weight: Bending, points 30
19
Thermal Diffusivity, mm2/s 5.4
13
Thermal Shock Resistance, points 37
16

Alloy Composition

Aluminum (Al), % 0
0.020 to 0.060
Boron (B), % 0.0050 to 0.015
0
Carbon (C), % 0.050 to 0.12
0 to 0.16
Chromium (Cr), % 9.8 to 11.2
0
Cobalt (Co), % 5.0 to 7.0
0
Iron (Fe), % 75.7 to 83.8
96.8 to 99.98
Manganese (Mn), % 0.3 to 1.3
0 to 1.7
Molybdenum (Mo), % 0.5 to 1.0
0 to 0.2
Nickel (Ni), % 0.2 to 1.2
0 to 0.3
Niobium (Nb), % 0.2 to 0.5
0 to 0.050
Nitrogen (N), % 0 to 0.035
0 to 0.020
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0.1 to 0.8
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0
0 to 0.050
Tungsten (W), % 0 to 0.7
0
Vanadium (V), % 0.1 to 0.4
0 to 0.12