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EN 1.4922 Stainless Steel vs. EN 1.4571 Stainless Steel

Both EN 1.4922 stainless steel and EN 1.4571 stainless steel are iron alloys. They have 80% 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 1.4922 stainless steel and the bottom bar is EN 1.4571 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 16
14 to 40
Fatigue Strength, MPa 330
200 to 330
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
78
Shear Strength, MPa 470
410 to 550
Tensile Strength: Ultimate (UTS), MPa 770
600 to 900
Tensile Strength: Yield (Proof), MPa 550
230 to 570

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 380
480
Maximum Temperature: Mechanical, °C 720
950
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 24
15
Thermal Expansion, µm/m-K 11
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 7.5
19
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.8
3.9
Embodied Energy, MJ/kg 40
54
Embodied Water, L/kg 100
150

Common Calculations

PREN (Pitting Resistance) 15
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
110 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 770
130 to 820
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
21 to 32
Strength to Weight: Bending, points 24
20 to 26
Thermal Diffusivity, mm2/s 6.5
4.0
Thermal Shock Resistance, points 27
13 to 20

Alloy Composition

Carbon (C), % 0.17 to 0.23
0 to 0.080
Chromium (Cr), % 10 to 12.5
16.5 to 18.5
Iron (Fe), % 83.5 to 88.2
61.7 to 71
Manganese (Mn), % 0.3 to 1.0
0 to 2.0
Molybdenum (Mo), % 0.8 to 1.2
2.0 to 2.5
Nickel (Ni), % 0.3 to 0.8
10.5 to 13.5
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 0
0 to 0.7
Vanadium (V), % 0.2 to 0.35
0