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EN 1.6553 Steel vs. EN 1.4378 Stainless Steel

Both EN 1.6553 steel and EN 1.4378 stainless steel are iron alloys. They have 68% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.6553 steel and the bottom bar is EN 1.4378 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 240
190 to 340
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 19 to 21
14 to 34
Fatigue Strength, MPa 330 to 460
340 to 550
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Tensile Strength: Ultimate (UTS), MPa 710 to 800
760 to 1130
Tensile Strength: Yield (Proof), MPa 470 to 670
430 to 970

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 420
910
Melting Completion (Liquidus), °C 1460
1390
Melting Onset (Solidus), °C 1420
1350
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 13
17

Otherwise Unclassified Properties

Base Metal Price, % relative 2.7
12
Density, g/cm3 7.8
7.6
Embodied Carbon, kg CO2/kg material 1.6
2.7
Embodied Energy, MJ/kg 21
39
Embodied Water, L/kg 51
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130 to 150
150 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 600 to 1190
470 to 2370
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 25 to 28
28 to 41
Strength to Weight: Bending, points 23 to 24
24 to 31
Thermal Shock Resistance, points 21 to 23
16 to 23

Alloy Composition

Carbon (C), % 0.23 to 0.28
0 to 0.080
Chromium (Cr), % 0.4 to 0.8
17 to 19
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 95.6 to 98.2
61.2 to 69
Manganese (Mn), % 0.6 to 1.0
11.5 to 14.5
Molybdenum (Mo), % 0.15 to 0.3
0
Nickel (Ni), % 0.4 to 0.8
2.3 to 3.7
Nitrogen (N), % 0
0.2 to 0.4
Phosphorus (P), % 0 to 0.030
0 to 0.060
Silicon (Si), % 0 to 0.8
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.030
Vanadium (V), % 0 to 0.030
0

Comparable Variants