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EN 1.4615 Stainless Steel vs. EN 1.5508 Steel

Both EN 1.4615 stainless steel and EN 1.5508 steel are iron alloys. They have 69% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4615 stainless steel and the bottom bar is EN 1.5508 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
130 to 180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 50
11 to 20
Fatigue Strength, MPa 190
210 to 320
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Shear Strength, MPa 360
300 to 360
Tensile Strength: Ultimate (UTS), MPa 500
420 to 1460
Tensile Strength: Yield (Proof), MPa 200
310 to 490

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 840
400
Melting Completion (Liquidus), °C 1400
1460
Melting Onset (Solidus), °C 1360
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
51
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 13
1.9
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.8
1.4
Embodied Energy, MJ/kg 40
19
Embodied Water, L/kg 140
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
44 to 230
Resilience: Unit (Modulus of Resilience), kJ/m3 99
260 to 640
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 18
15 to 52
Strength to Weight: Bending, points 18
16 to 36
Thermal Diffusivity, mm2/s 4.1
14
Thermal Shock Resistance, points 11
12 to 43

Alloy Composition

Boron (B), % 0
0.00080 to 0.0050
Carbon (C), % 0 to 0.030
0.2 to 0.25
Chromium (Cr), % 14 to 16
0 to 0.3
Copper (Cu), % 2.0 to 4.0
0 to 0.25
Iron (Fe), % 63.1 to 72.5
97.9 to 99.199
Manganese (Mn), % 7.0 to 9.0
0.6 to 0.9
Molybdenum (Mo), % 0 to 0.8
0
Nickel (Ni), % 4.5 to 6.0
0
Nitrogen (N), % 0.020 to 0.060
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.3
Sulfur (S), % 0 to 0.010
0 to 0.025