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EN 1.7218 Steel vs. S30600 Stainless Steel

Both EN 1.7218 steel and S30600 stainless steel are iron alloys. They have 65% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.7218 steel and the bottom bar is S30600 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150 to 230
180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Tensile Strength: Ultimate (UTS), MPa 500 to 1550
610

Thermal Properties

Latent Heat of Fusion, J/g 250
350
Maximum Temperature: Mechanical, °C 420
950
Melting Completion (Liquidus), °C 1460
1380
Melting Onset (Solidus), °C 1420
1330
Specific Heat Capacity, J/kg-K 470
490
Thermal Conductivity, W/m-K 44
14
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
19
Density, g/cm3 7.8
7.6
Embodied Carbon, kg CO2/kg material 1.5
3.6
Embodied Energy, MJ/kg 20
51
Embodied Water, L/kg 52
150

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18 to 55
22
Strength to Weight: Bending, points 18 to 38
21
Thermal Diffusivity, mm2/s 12
3.7
Thermal Shock Resistance, points 15 to 46
14

Alloy Composition

Aluminum (Al), % 0 to 0.040
0
Carbon (C), % 0.22 to 0.29
0 to 0.018
Chromium (Cr), % 0.9 to 1.2
17 to 18.5
Copper (Cu), % 0 to 0.3
0 to 0.5
Iron (Fe), % 96.2 to 98.1
58.9 to 65.3
Manganese (Mn), % 0.6 to 0.9
0 to 2.0
Molybdenum (Mo), % 0.15 to 0.3
0 to 0.2
Nickel (Ni), % 0 to 0.3
14 to 15.5
Phosphorus (P), % 0 to 0.035
0 to 0.020
Silicon (Si), % 0 to 0.4
3.7 to 4.3
Sulfur (S), % 0 to 0.035
0 to 0.020