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EN 1.4424 Stainless Steel vs. EN 1.4105 Stainless Steel

Both EN 1.4424 stainless steel and EN 1.4105 stainless steel are iron alloys. They have 89% 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 1.4105 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
180
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 28
23
Fatigue Strength, MPa 350 to 370
190
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
77
Shear Strength, MPa 520
340
Tensile Strength: Ultimate (UTS), MPa 800
530
Tensile Strength: Yield (Proof), MPa 480 to 500
290

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Corrosion, °C 420
410
Maximum Temperature: Mechanical, °C 960
870
Melting Completion (Liquidus), °C 1430
1430
Melting Onset (Solidus), °C 1390
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 13
25
Thermal Expansion, µm/m-K 12
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 15
9.0
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 3.4
2.2
Embodied Energy, MJ/kg 46
31
Embodied Water, L/kg 140
120

Common Calculations

PREN (Pitting Resistance) 29
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190 to 200
100
Resilience: Unit (Modulus of Resilience), kJ/m3 580 to 640
210
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 29
19
Strength to Weight: Bending, points 25
19
Thermal Diffusivity, mm2/s 3.5
6.7
Thermal Shock Resistance, points 23
19

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.080
Chromium (Cr), % 18 to 19
16 to 18
Iron (Fe), % 68.6 to 72.4
77.9 to 83.7
Manganese (Mn), % 1.2 to 2.0
0 to 1.5
Molybdenum (Mo), % 2.5 to 3.0
0.2 to 0.6
Nickel (Ni), % 4.5 to 5.2
0
Nitrogen (N), % 0.050 to 0.1
0
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 1.4 to 2.0
0 to 1.5
Sulfur (S), % 0 to 0.015
0.15 to 0.35