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EN 1.0314 Steel vs. EN 1.4404 Stainless Steel

Both EN 1.0314 steel and EN 1.4404 stainless steel are iron alloys. They have 68% of their average alloy composition in common. There are 31 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 1.0314 steel and the bottom bar is EN 1.4404 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 92 to 120
190 to 270
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 24 to 25
14 to 43
Fatigue Strength, MPa 140 to 220
220 to 320
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
78
Shear Strength, MPa 200 to 250
420 to 550
Tensile Strength: Ultimate (UTS), MPa 320 to 400
600 to 900
Tensile Strength: Yield (Proof), MPa 190 to 310
240 to 570

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 400
950
Melting Completion (Liquidus), °C 1470
1440
Melting Onset (Solidus), °C 1430
1400
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 53
15
Thermal Expansion, µm/m-K 12
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.9
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 7.9
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
19
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 1.4
3.8
Embodied Energy, MJ/kg 18
52
Embodied Water, L/kg 46
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 68 to 87
110 to 210
Resilience: Unit (Modulus of Resilience), kJ/m3 95 to 250
140 to 800
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 11 to 14
21 to 32
Strength to Weight: Bending, points 13 to 15
20 to 26
Thermal Diffusivity, mm2/s 14
4.0
Thermal Shock Resistance, points 10 to 13
13 to 20

Alloy Composition

Aluminum (Al), % 0.020 to 0.060
0
Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 0
16.5 to 18.5
Iron (Fe), % 99.365 to 99.78
62.8 to 71.5
Manganese (Mn), % 0.2 to 0.4
0 to 2.0
Molybdenum (Mo), % 0
2.0 to 2.5
Nickel (Ni), % 0
10 to 13
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.020
0 to 0.045
Silicon (Si), % 0 to 0.1
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.015