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EN 1.4874 Stainless Steel vs. EN 1.6563 Steel

Both EN 1.4874 stainless steel and EN 1.6563 steel are iron alloys. They have a modest 35% of their average alloy composition in common, which, by itself, doesn't mean much. There are 22 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is EN 1.4874 stainless steel and the bottom bar is EN 1.6563 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 80
73
Tensile Strength: Ultimate (UTS), MPa 480
620 to 1850

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1150
420
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 450
470
Thermal Conductivity, W/m-K 13
45
Thermal Expansion, µm/m-K 15
13

Otherwise Unclassified Properties

Base Metal Price, % relative 70
3.6
Density, g/cm3 8.4
7.9
Embodied Carbon, kg CO2/kg material 7.6
1.7
Embodied Energy, MJ/kg 110
22
Embodied Water, L/kg 290
54

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 16
22 to 65
Strength to Weight: Bending, points 16
21 to 43
Thermal Diffusivity, mm2/s 3.3
12
Thermal Shock Resistance, points 11
18 to 54

Alloy Composition

Carbon (C), % 0.35 to 0.65
0.38 to 0.44
Chromium (Cr), % 19 to 22
0.7 to 0.9
Cobalt (Co), % 18.5 to 22
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 23 to 38.9
94.9 to 96.5
Manganese (Mn), % 0 to 2.0
0.6 to 0.9
Molybdenum (Mo), % 2.5 to 3.0
0.15 to 0.3
Nickel (Ni), % 18 to 22
1.7 to 2.0
Niobium (Nb), % 0.75 to 1.3
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.3
Sulfur (S), % 0 to 0.030
0 to 0.025
Tungsten (W), % 2.0 to 3.0
0