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EN 1.4424 Stainless Steel vs. EN 1.6932 Steel

Both EN 1.4424 stainless steel and EN 1.6932 steel are iron alloys. They have 75% 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 1.4424 stainless steel and the bottom bar is EN 1.6932 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
270
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 28
14
Fatigue Strength, MPa 350 to 370
460
Impact Strength: V-Notched Charpy, J 90 to 91
40
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
73
Shear Strength, MPa 520
540
Tensile Strength: Ultimate (UTS), MPa 800
900
Tensile Strength: Yield (Proof), MPa 480 to 500
720

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 960
440
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 13
45
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 15
4.0
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 3.4
2.0
Embodied Energy, MJ/kg 46
27
Embodied Water, L/kg 140
56

Common Calculations

PREN (Pitting Resistance) 29
2.7
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190 to 200
110
Resilience: Unit (Modulus of Resilience), kJ/m3 580 to 640
1370
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 29
32
Strength to Weight: Bending, points 25
26
Thermal Diffusivity, mm2/s 3.5
12
Thermal Shock Resistance, points 23
26

Alloy Composition

Carbon (C), % 0 to 0.030
0.24 to 0.32
Chromium (Cr), % 18 to 19
1.0 to 1.5
Iron (Fe), % 68.6 to 72.4
94.5 to 96.4
Manganese (Mn), % 1.2 to 2.0
0.15 to 0.4
Molybdenum (Mo), % 2.5 to 3.0
0.35 to 0.55
Nickel (Ni), % 4.5 to 5.2
1.8 to 2.1
Nitrogen (N), % 0.050 to 0.1
0
Phosphorus (P), % 0 to 0.035
0 to 0.035
Silicon (Si), % 1.4 to 2.0
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.035
Vanadium (V), % 0
0.050 to 0.15