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EN 1.4606 Stainless Steel vs. EN 1.8901 Steel

Both EN 1.4606 stainless steel and EN 1.8901 steel are iron alloys. They have 57% 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 1.4606 stainless steel and the bottom bar is EN 1.8901 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 23 to 39
19
Fatigue Strength, MPa 240 to 420
340
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 75
73
Shear Strength, MPa 410 to 640
390
Tensile Strength: Ultimate (UTS), MPa 600 to 1020
630
Tensile Strength: Yield (Proof), MPa 280 to 630
490

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 910
410
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 14
44
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.2
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 26
2.6
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 6.0
1.8
Embodied Energy, MJ/kg 87
24
Embodied Water, L/kg 170
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190 to 200
110
Resilience: Unit (Modulus of Resilience), kJ/m3 200 to 1010
640
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 21 to 36
22
Strength to Weight: Bending, points 20 to 28
21
Thermal Diffusivity, mm2/s 3.7
12
Thermal Shock Resistance, points 21 to 35
18

Alloy Composition

Aluminum (Al), % 0 to 0.35
0 to 0.015
Boron (B), % 0.0010 to 0.010
0
Carbon (C), % 0 to 0.080
0 to 0.22
Chromium (Cr), % 13 to 16
0 to 0.35
Copper (Cu), % 0
0 to 0.6
Iron (Fe), % 49.2 to 59
95 to 99.05
Manganese (Mn), % 1.0 to 2.0
1.0 to 1.8
Molybdenum (Mo), % 1.0 to 1.5
0 to 0.13
Nickel (Ni), % 24 to 27
0 to 0.85
Niobium (Nb), % 0
0 to 0.060
Nitrogen (N), % 0
0 to 0.027
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.65
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 1.9 to 2.3
0 to 0.060
Vanadium (V), % 0.1 to 0.5
0 to 0.22