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EN 1.4422 Stainless Steel vs. EN 1.6932 Steel

Both EN 1.4422 stainless steel and EN 1.6932 steel are iron alloys. Both are furnished in the quenched and tempered condition. They have 84% 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 1.4422 stainless steel and the bottom bar is EN 1.6932 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 17
14
Fatigue Strength, MPa 380
460
Impact Strength: V-Notched Charpy, J 110
40
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Shear Strength, MPa 520
540
Tensile Strength: Ultimate (UTS), MPa 850
900
Tensile Strength: Yield (Proof), MPa 630
720

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 760
440
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 16
45
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 11
4.0
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 2.7
2.0
Embodied Energy, MJ/kg 37
27
Embodied Water, L/kg 110
56

Common Calculations

PREN (Pitting Resistance) 17
2.7
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
110
Resilience: Unit (Modulus of Resilience), kJ/m3 1000
1370
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 30
32
Strength to Weight: Bending, points 25
26
Thermal Diffusivity, mm2/s 4.3
12
Thermal Shock Resistance, points 31
26

Alloy Composition

Carbon (C), % 0 to 0.020
0.24 to 0.32
Chromium (Cr), % 11 to 13
1.0 to 1.5
Copper (Cu), % 0.2 to 0.8
0
Iron (Fe), % 76.8 to 83.5
94.5 to 96.4
Manganese (Mn), % 0 to 2.0
0.15 to 0.4
Molybdenum (Mo), % 1.3 to 1.8
0.35 to 0.55
Nickel (Ni), % 4.0 to 5.0
1.8 to 2.1
Nitrogen (N), % 0 to 0.020
0
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 0.5
0 to 0.4
Sulfur (S), % 0 to 0.0030
0 to 0.035
Vanadium (V), % 0
0.050 to 0.15