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EN 1.4922 Stainless Steel vs. EN 1.4539 Stainless Steel

Both EN 1.4922 stainless steel and EN 1.4539 stainless steel are iron alloys. They have 61% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, 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 1.4539 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 16
38
Fatigue Strength, MPa 330
220
Impact Strength: V-Notched Charpy, J 38
90
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
79
Shear Strength, MPa 470
430
Tensile Strength: Ultimate (UTS), MPa 770
630
Tensile Strength: Yield (Proof), MPa 550
260

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Maximum Temperature: Corrosion, °C 380
420
Maximum Temperature: Mechanical, °C 720
1100
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1410
1390
Specific Heat Capacity, J/kg-K 470
460
Thermal Conductivity, W/m-K 24
12
Thermal Expansion, µm/m-K 11
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 7.5
31
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 2.8
5.7
Embodied Energy, MJ/kg 40
78
Embodied Water, L/kg 100
200

Common Calculations

PREN (Pitting Resistance) 15
36
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
190
Resilience: Unit (Modulus of Resilience), kJ/m3 770
160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27
22
Strength to Weight: Bending, points 24
20
Thermal Diffusivity, mm2/s 6.5
3.2
Thermal Shock Resistance, points 27
14

Alloy Composition

Carbon (C), % 0.17 to 0.23
0 to 0.020
Chromium (Cr), % 10 to 12.5
19 to 21
Copper (Cu), % 0
1.2 to 2.0
Iron (Fe), % 83.5 to 88.2
43.1 to 51.8
Manganese (Mn), % 0.3 to 1.0
0 to 2.0
Molybdenum (Mo), % 0.8 to 1.2
4.0 to 5.0
Nickel (Ni), % 0.3 to 0.8
24 to 26
Nitrogen (N), % 0
0 to 0.15
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.4
0 to 0.7
Sulfur (S), % 0 to 0.015
0 to 0.010
Vanadium (V), % 0.2 to 0.35
0