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EN 1.4971 Stainless Steel vs. EN 1.8063 Steel

Both EN 1.4971 stainless steel and EN 1.8063 steel are iron alloys. They have a modest 33% of their average alloy composition in common, which, by itself, doesn't mean much. There are 23 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 1.4971 stainless steel and the bottom bar is EN 1.8063 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
200 to 540
Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 81
72
Tensile Strength: Ultimate (UTS), MPa 800
670 to 1980

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Maximum Temperature: Mechanical, °C 1100
420
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 450
480
Thermal Conductivity, W/m-K 13
42
Thermal Expansion, µm/m-K 15
13

Otherwise Unclassified Properties

Base Metal Price, % relative 70
2.6
Density, g/cm3 8.4
7.7
Embodied Carbon, kg CO2/kg material 7.6
1.6
Embodied Energy, MJ/kg 110
21
Embodied Water, L/kg 300
51

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 26
24 to 71
Strength to Weight: Bending, points 23
22 to 45
Thermal Diffusivity, mm2/s 3.4
11
Thermal Shock Resistance, points 19
20 to 59

Alloy Composition

Carbon (C), % 0.080 to 0.16
0.46 to 0.54
Chromium (Cr), % 20 to 22.5
0.8 to 1.1
Cobalt (Co), % 18.5 to 21
0
Iron (Fe), % 24.3 to 37.1
95.2 to 96.4
Manganese (Mn), % 0 to 2.0
0.7 to 1.0
Molybdenum (Mo), % 2.5 to 3.5
0.2 to 0.35
Nickel (Ni), % 19 to 21
0
Niobium (Nb), % 0.75 to 1.3
0
Nitrogen (N), % 0.1 to 0.2
0
Phosphorus (P), % 0 to 0.035
0 to 0.025
Silicon (Si), % 0 to 1.0
1.4 to 1.8
Sulfur (S), % 0 to 0.015
0 to 0.025
Tungsten (W), % 2.0 to 3.0
0