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EN 1.6368 Steel vs. EN 1.4806 Stainless Steel

Both EN 1.6368 steel and EN 1.4806 stainless steel are iron alloys. They have 48% 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 1.6368 steel and the bottom bar is EN 1.4806 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 210
140
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 18
6.8
Fatigue Strength, MPa 310 to 330
120
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
75
Tensile Strength: Ultimate (UTS), MPa 660 to 690
470
Tensile Strength: Yield (Proof), MPa 460 to 490
250

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Maximum Temperature: Mechanical, °C 410
1000
Melting Completion (Liquidus), °C 1460
1380
Melting Onset (Solidus), °C 1420
1340
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 40
12
Thermal Expansion, µm/m-K 13
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 3.4
31
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 1.7
5.4
Embodied Energy, MJ/kg 22
76
Embodied Water, L/kg 53
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
27
Resilience: Unit (Modulus of Resilience), kJ/m3 580 to 650
160
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 23 to 24
16
Strength to Weight: Bending, points 21 to 22
17
Thermal Diffusivity, mm2/s 11
3.1
Thermal Shock Resistance, points 20
11

Alloy Composition

Aluminum (Al), % 0.015 to 0.040
0
Carbon (C), % 0 to 0.17
0.3 to 0.5
Chromium (Cr), % 0 to 0.3
16 to 18
Copper (Cu), % 0.5 to 0.8
0
Iron (Fe), % 95.1 to 97.2
40.4 to 48.7
Manganese (Mn), % 0.8 to 1.2
0 to 2.0
Molybdenum (Mo), % 0.25 to 0.5
0 to 0.5
Nickel (Ni), % 1.0 to 1.3
34 to 36
Niobium (Nb), % 0.015 to 0.045
0
Nitrogen (N), % 0 to 0.020
0
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0.25 to 0.5
1.0 to 2.5
Sulfur (S), % 0 to 0.010
0 to 0.030