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EN 1.6368 Steel vs. EN 1.4062 Stainless Steel

Both EN 1.6368 steel and EN 1.4062 stainless steel are iron alloys. They have 76% 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 1.4062 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 18
23 to 34
Fatigue Strength, MPa 310 to 330
410 to 420
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 73
79
Shear Strength, MPa 410 to 430
510
Tensile Strength: Ultimate (UTS), MPa 660 to 690
770 to 800
Tensile Strength: Yield (Proof), MPa 460 to 490
530 to 600

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 410
1030
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1420
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 40
15
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 3.4
12
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 1.7
2.6
Embodied Energy, MJ/kg 22
37
Embodied Water, L/kg 53
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
170 to 230
Resilience: Unit (Modulus of Resilience), kJ/m3 580 to 650
690 to 910
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 23 to 24
28 to 29
Strength to Weight: Bending, points 21 to 22
24 to 25
Thermal Diffusivity, mm2/s 11
4.0
Thermal Shock Resistance, points 20
21 to 22

Alloy Composition

Aluminum (Al), % 0.015 to 0.040
0
Carbon (C), % 0 to 0.17
0 to 0.030
Chromium (Cr), % 0 to 0.3
21.5 to 24
Copper (Cu), % 0.5 to 0.8
0
Iron (Fe), % 95.1 to 97.2
69.3 to 77.3
Manganese (Mn), % 0.8 to 1.2
0 to 2.0
Molybdenum (Mo), % 0.25 to 0.5
0 to 0.45
Nickel (Ni), % 1.0 to 1.3
1.0 to 2.9
Niobium (Nb), % 0.015 to 0.045
0
Nitrogen (N), % 0 to 0.020
0.16 to 0.28
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0.25 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.010