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EN 1.4922 Stainless Steel vs. EN 1.6553 Steel

Both EN 1.4922 stainless steel and EN 1.6553 steel are iron alloys. They have 88% 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 1.4922 stainless steel and the bottom bar is EN 1.6553 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 16
19 to 21
Fatigue Strength, MPa 330
330 to 460
Impact Strength: V-Notched Charpy, J 38
30
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 770
710 to 800
Tensile Strength: Yield (Proof), MPa 550
470 to 670

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 720
420
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 24
39
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 7.5
2.7
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.8
1.6
Embodied Energy, MJ/kg 40
21
Embodied Water, L/kg 100
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
130 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 770
600 to 1190
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27
25 to 28
Strength to Weight: Bending, points 24
23 to 24
Thermal Diffusivity, mm2/s 6.5
10
Thermal Shock Resistance, points 27
21 to 23

Alloy Composition

Carbon (C), % 0.17 to 0.23
0.23 to 0.28
Chromium (Cr), % 10 to 12.5
0.4 to 0.8
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 83.5 to 88.2
95.6 to 98.2
Manganese (Mn), % 0.3 to 1.0
0.6 to 1.0
Molybdenum (Mo), % 0.8 to 1.2
0.15 to 0.3
Nickel (Ni), % 0.3 to 0.8
0.4 to 0.8
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.4
0 to 0.8
Sulfur (S), % 0 to 0.015
0 to 0.025
Vanadium (V), % 0.2 to 0.35
0 to 0.030