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EN 1.5538 Steel vs. S30615 Stainless Steel

Both EN 1.5538 steel and S30615 stainless steel are iron alloys. They have 63% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is EN 1.5538 steel and the bottom bar is S30615 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 190
190
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
75
Tensile Strength: Ultimate (UTS), MPa 530 to 1810
690

Thermal Properties

Latent Heat of Fusion, J/g 250
340
Maximum Temperature: Mechanical, °C 400
960
Melting Completion (Liquidus), °C 1460
1370
Melting Onset (Solidus), °C 1420
1320
Specific Heat Capacity, J/kg-K 470
500
Thermal Conductivity, W/m-K 51
14
Thermal Expansion, µm/m-K 13
16

Otherwise Unclassified Properties

Base Metal Price, % relative 2.0
19
Density, g/cm3 7.8
7.6
Embodied Carbon, kg CO2/kg material 1.4
3.7
Embodied Energy, MJ/kg 19
53
Embodied Water, L/kg 48
170

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 19 to 64
25
Strength to Weight: Bending, points 19 to 42
23
Thermal Diffusivity, mm2/s 14
3.7
Thermal Shock Resistance, points 16 to 53
16

Alloy Composition

Aluminum (Al), % 0
0.8 to 1.5
Boron (B), % 0.00080 to 0.0050
0
Carbon (C), % 0.35 to 0.4
0.16 to 0.24
Chromium (Cr), % 0 to 0.3
17 to 19.5
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 97.2 to 98.5
56.7 to 65.3
Manganese (Mn), % 1.2 to 1.5
0 to 2.0
Nickel (Ni), % 0
13.5 to 16
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.3
3.2 to 4.0
Sulfur (S), % 0 to 0.025
0 to 0.030