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EN 1.4807 Stainless Steel vs. EN 1.7230 Steel

Both EN 1.4807 stainless steel and EN 1.7230 steel are iron alloys. They have 44% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4807 stainless steel and the bottom bar is EN 1.7230 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
220 to 270
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 4.5
11 to 12
Fatigue Strength, MPa 120
320 to 460
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 75
73
Tensile Strength: Ultimate (UTS), MPa 480
720 to 910
Tensile Strength: Yield (Proof), MPa 250
510 to 740

Thermal Properties

Latent Heat of Fusion, J/g 320
250
Maximum Temperature: Mechanical, °C 1000
420
Melting Completion (Liquidus), °C 1390
1460
Melting Onset (Solidus), °C 1350
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 12
44
Thermal Expansion, µm/m-K 15
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 39
2.4
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 6.8
1.5
Embodied Energy, MJ/kg 97
20
Embodied Water, L/kg 190
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 18
79 to 97
Resilience: Unit (Modulus of Resilience), kJ/m3 160
700 to 1460
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17
26 to 32
Strength to Weight: Bending, points 17
23 to 27
Thermal Diffusivity, mm2/s 3.2
12
Thermal Shock Resistance, points 12
21 to 27

Alloy Composition

Carbon (C), % 0.3 to 0.5
0.3 to 0.37
Chromium (Cr), % 17 to 20
0.8 to 1.2
Iron (Fe), % 36.6 to 46.7
96.7 to 98.3
Manganese (Mn), % 0 to 2.0
0.5 to 0.8
Molybdenum (Mo), % 0 to 0.5
0.15 to 0.3
Nickel (Ni), % 34 to 36
0
Niobium (Nb), % 1.0 to 1.8
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 1.0 to 2.5
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.030