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EN 1.4150 Stainless Steel vs. EN 1.6773 Steel

Both EN 1.4150 stainless steel and EN 1.6773 steel are iron alloys. They have 84% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.4150 stainless steel and the bottom bar is EN 1.6773 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
340
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20
11
Fatigue Strength, MPa 270
560
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Shear Strength, MPa 460
670
Tensile Strength: Ultimate (UTS), MPa 730
1120
Tensile Strength: Yield (Proof), MPa 430
910

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 840
450
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 23
46
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
8.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
9.2

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
5.0
Density, g/cm3 7.6
7.9
Embodied Carbon, kg CO2/kg material 2.8
1.9
Embodied Energy, MJ/kg 42
26
Embodied Water, L/kg 120
61

Common Calculations

PREN (Pitting Resistance) 19
3.0
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
110
Resilience: Unit (Modulus of Resilience), kJ/m3 470
2210
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27
40
Strength to Weight: Bending, points 24
30
Thermal Diffusivity, mm2/s 6.2
12
Thermal Shock Resistance, points 27
33

Alloy Composition

Carbon (C), % 0.45 to 0.6
0.32 to 0.39
Chromium (Cr), % 15 to 16.5
1.6 to 2.0
Iron (Fe), % 79 to 82.8
92 to 93.9
Manganese (Mn), % 0 to 0.8
0.3 to 0.6
Molybdenum (Mo), % 0.2 to 0.4
0.25 to 0.45
Nickel (Ni), % 0 to 0.4
3.6 to 4.1
Nitrogen (N), % 0.050 to 0.2
0
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 1.3 to 1.7
0 to 0.4
Sulfur (S), % 0 to 0.010
0 to 0.025
Vanadium (V), % 0.2 to 0.4
0