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EN 1.7213 Steel vs. S44800 Stainless Steel

Both EN 1.7213 steel and S44800 stainless steel are iron alloys. They have 66% of their average alloy composition in common. There are 25 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 1.7213 steel and the bottom bar is S44800 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Poisson's Ratio 0.29
0.27
Rockwell C Hardness 41 to 48
18
Shear Modulus, GPa 73
82
Tensile Strength: Ultimate (UTS), MPa 500 to 1550
590

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 420
1100
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 44
17
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
2.6
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
3.0

Otherwise Unclassified Properties

Base Metal Price, % relative 2.5
19
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.5
3.8
Embodied Energy, MJ/kg 20
52
Embodied Water, L/kg 52
190

Common Calculations

Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18 to 55
21
Strength to Weight: Bending, points 18 to 38
20
Thermal Diffusivity, mm2/s 12
4.6
Thermal Shock Resistance, points 15 to 45
19

Alloy Composition

Carbon (C), % 0.22 to 0.29
0 to 0.010
Chromium (Cr), % 0.9 to 1.2
28 to 30
Copper (Cu), % 0 to 0.25
0 to 0.15
Iron (Fe), % 96.7 to 98.1
62.6 to 66.5
Manganese (Mn), % 0.6 to 0.9
0 to 0.3
Molybdenum (Mo), % 0.15 to 0.3
3.5 to 4.2
Nickel (Ni), % 0
2.0 to 2.5
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0 to 0.3
0 to 0.2
Sulfur (S), % 0.020 to 0.040
0 to 0.020