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EN 1.4404 Stainless Steel vs. EN 1.6932 Steel

Both EN 1.4404 stainless steel and EN 1.6932 steel are iron alloys. They have 71% 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 1.4404 stainless steel and the bottom bar is EN 1.6932 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 270
270
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 14 to 43
14
Fatigue Strength, MPa 220 to 320
460
Impact Strength: V-Notched Charpy, J 91 to 93
40
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
73
Shear Strength, MPa 420 to 550
540
Tensile Strength: Ultimate (UTS), MPa 600 to 900
900
Tensile Strength: Yield (Proof), MPa 240 to 570
720

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 950
440
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 15
45
Thermal Expansion, µm/m-K 16
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 19
4.0
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.8
2.0
Embodied Energy, MJ/kg 52
27
Embodied Water, L/kg 150
56

Common Calculations

PREN (Pitting Resistance) 26
2.7
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 210
110
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 800
1370
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21 to 32
32
Strength to Weight: Bending, points 20 to 26
26
Thermal Diffusivity, mm2/s 4.0
12
Thermal Shock Resistance, points 13 to 20
26

Alloy Composition

Carbon (C), % 0 to 0.030
0.24 to 0.32
Chromium (Cr), % 16.5 to 18.5
1.0 to 1.5
Iron (Fe), % 62.8 to 71.5
94.5 to 96.4
Manganese (Mn), % 0 to 2.0
0.15 to 0.4
Molybdenum (Mo), % 2.0 to 2.5
0.35 to 0.55
Nickel (Ni), % 10 to 13
1.8 to 2.1
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.035
Vanadium (V), % 0
0.050 to 0.15