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EN 1.4424 Stainless Steel vs. EN 1.5636 Steel

Both EN 1.4424 stainless steel and EN 1.5636 steel are iron alloys. They have 74% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, 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 1.5636 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
170
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 28
27
Fatigue Strength, MPa 350 to 370
230
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
73
Tensile Strength: Ultimate (UTS), MPa 800
560
Tensile Strength: Yield (Proof), MPa 480 to 500
310

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 960
410
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
52
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
3.6
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 3.4
1.7
Embodied Energy, MJ/kg 46
23
Embodied Water, L/kg 140
52

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190 to 200
130
Resilience: Unit (Modulus of Resilience), kJ/m3 580 to 640
260
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 29
20
Strength to Weight: Bending, points 25
19
Thermal Diffusivity, mm2/s 3.5
14
Thermal Shock Resistance, points 23
16

Alloy Composition

Carbon (C), % 0 to 0.030
0.060 to 0.12
Chromium (Cr), % 18 to 19
0 to 0.3
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 68.6 to 72.4
94.6 to 97.4
Manganese (Mn), % 1.2 to 2.0
0.5 to 0.8
Molybdenum (Mo), % 2.5 to 3.0
0 to 0.2
Nickel (Ni), % 4.5 to 5.2
2.0 to 3.0
Nitrogen (N), % 0.050 to 0.1
0
Phosphorus (P), % 0 to 0.035
0 to 0.020
Silicon (Si), % 1.4 to 2.0
0 to 0.6
Sulfur (S), % 0 to 0.015
0 to 0.015
Vanadium (V), % 0
0 to 0.050