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EN 1.7230 Steel vs. S33228 Stainless Steel

Both EN 1.7230 steel and S33228 stainless steel are iron alloys. They have 41% of their average alloy composition in common. There are 26 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 1.7230 steel and the bottom bar is S33228 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220 to 270
190
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 11 to 12
34
Fatigue Strength, MPa 320 to 460
170
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
79
Tensile Strength: Ultimate (UTS), MPa 720 to 910
570
Tensile Strength: Yield (Proof), MPa 510 to 740
210

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Maximum Temperature: Mechanical, °C 420
1100
Melting Completion (Liquidus), °C 1460
1410
Melting Onset (Solidus), °C 1420
1360
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 13
16

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
37
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 1.5
6.2
Embodied Energy, MJ/kg 20
89
Embodied Water, L/kg 51
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 79 to 97
150
Resilience: Unit (Modulus of Resilience), kJ/m3 700 to 1460
110
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 26 to 32
20
Strength to Weight: Bending, points 23 to 27
19
Thermal Shock Resistance, points 21 to 27
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.025
Carbon (C), % 0.3 to 0.37
0.040 to 0.080
Cerium (Ce), % 0
0.050 to 0.1
Chromium (Cr), % 0.8 to 1.2
26 to 28
Iron (Fe), % 96.7 to 98.3
36.5 to 42.3
Manganese (Mn), % 0.5 to 0.8
0 to 1.0
Molybdenum (Mo), % 0.15 to 0.3
0
Nickel (Ni), % 0
31 to 33
Niobium (Nb), % 0
0.6 to 1.0
Phosphorus (P), % 0 to 0.025
0 to 0.020
Silicon (Si), % 0 to 0.6
0 to 0.3
Sulfur (S), % 0 to 0.030
0 to 0.015