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EN 1.5510 Steel vs. EN 1.4855 Stainless Steel

Both EN 1.5510 steel and EN 1.4855 stainless steel are iron alloys. They have 49% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is EN 1.5510 steel and the bottom bar is EN 1.4855 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130 to 190
150
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 11 to 21
4.6
Fatigue Strength, MPa 220 to 330
120
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Tensile Strength: Ultimate (UTS), MPa 450 to 1600
500
Tensile Strength: Yield (Proof), MPa 310 to 520
250

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Maximum Temperature: Mechanical, °C 400
1050
Melting Completion (Liquidus), °C 1460
1400
Melting Onset (Solidus), °C 1420
1350
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 51
14
Thermal Expansion, µm/m-K 13
16

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
34
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
5.9
Embodied Energy, MJ/kg 19
85
Embodied Water, L/kg 47
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 46 to 260
19
Resilience: Unit (Modulus of Resilience), kJ/m3 260 to 710
160
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 16 to 57
18
Strength to Weight: Bending, points 17 to 39
18
Thermal Diffusivity, mm2/s 14
3.7
Thermal Shock Resistance, points 13 to 47
11

Alloy Composition

Boron (B), % 0.00080 to 0.0050
0
Carbon (C), % 0.25 to 0.3
0.3 to 0.5
Chromium (Cr), % 0 to 0.3
23 to 25
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 97.9 to 99.149
42.6 to 51.9
Manganese (Mn), % 0.6 to 0.9
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0
23 to 25
Niobium (Nb), % 0
0.8 to 1.8
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.3
1.0 to 2.5
Sulfur (S), % 0 to 0.025
0 to 0.030