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S44800 Stainless Steel vs. EN 1.7230 Steel

Both S44800 stainless steel and EN 1.7230 steel are iron alloys. They have 66% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is S44800 stainless steel and the bottom bar is EN 1.7230 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
220 to 270
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 23
11 to 12
Fatigue Strength, MPa 300
320 to 460
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 82
73
Tensile Strength: Ultimate (UTS), MPa 590
720 to 910
Tensile Strength: Yield (Proof), MPa 450
510 to 740

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 19
2.4
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.8
1.5
Embodied Energy, MJ/kg 52
20
Embodied Water, L/kg 190
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
79 to 97
Resilience: Unit (Modulus of Resilience), kJ/m3 480
700 to 1460
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21
26 to 32
Strength to Weight: Bending, points 20
23 to 27
Thermal Diffusivity, mm2/s 4.6
12
Thermal Shock Resistance, points 19
21 to 27

Alloy Composition

Carbon (C), % 0 to 0.010
0.3 to 0.37
Chromium (Cr), % 28 to 30
0.8 to 1.2
Copper (Cu), % 0 to 0.15
0
Iron (Fe), % 62.6 to 66.5
96.7 to 98.3
Manganese (Mn), % 0 to 0.3
0.5 to 0.8
Molybdenum (Mo), % 3.5 to 4.2
0.15 to 0.3
Nickel (Ni), % 2.0 to 2.5
0
Nitrogen (N), % 0 to 0.020
0
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0 to 0.2
0 to 0.6
Sulfur (S), % 0 to 0.020
0 to 0.030