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EN 1.4922 Stainless Steel vs. EN 1.4432 Stainless Steel

Both EN 1.4922 stainless steel and EN 1.4432 stainless steel are iron alloys. They have 80% 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 1.4432 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 16
44
Fatigue Strength, MPa 330
220
Impact Strength: V-Notched Charpy, J 38
90
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
78
Shear Strength, MPa 470
420
Tensile Strength: Ultimate (UTS), MPa 770
610
Tensile Strength: Yield (Proof), MPa 550
250

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 380
410
Maximum Temperature: Mechanical, °C 720
960
Melting Completion (Liquidus), °C 1460
1450
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
16

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
27
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
220
Resilience: Unit (Modulus of Resilience), kJ/m3 770
150
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
21
Strength to Weight: Bending, points 24
20
Thermal Diffusivity, mm2/s 6.5
4.0
Thermal Shock Resistance, points 27
14

Alloy Composition

Carbon (C), % 0.17 to 0.23
0 to 0.030
Chromium (Cr), % 10 to 12.5
16.5 to 18.5
Iron (Fe), % 83.5 to 88.2
62.3 to 70.5
Manganese (Mn), % 0.3 to 1.0
0 to 2.0
Molybdenum (Mo), % 0.8 to 1.2
2.5 to 3.0
Nickel (Ni), % 0.3 to 0.8
10.5 to 13
Nitrogen (N), % 0
0 to 0.1
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
Vanadium (V), % 0.2 to 0.35
0