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EN 1.4855 Stainless Steel vs. ASTM Grade LCA Steel

Both EN 1.4855 stainless steel and ASTM grade LCA steel are iron alloys. They have 48% of their average alloy composition in common. There are 27 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 1.4855 stainless steel and the bottom bar is ASTM grade LCA steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 4.6
27
Fatigue Strength, MPa 120
170
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
72
Tensile Strength: Ultimate (UTS), MPa 500
500
Tensile Strength: Yield (Proof), MPa 250
230

Thermal Properties

Latent Heat of Fusion, J/g 320
250
Maximum Temperature: Mechanical, °C 1050
400
Melting Completion (Liquidus), °C 1400
1460
Melting Onset (Solidus), °C 1350
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 14
49
Thermal Expansion, µm/m-K 16
12

Otherwise Unclassified Properties

Base Metal Price, % relative 34
1.9
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 5.9
1.4
Embodied Energy, MJ/kg 85
19
Embodied Water, L/kg 200
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19
110
Resilience: Unit (Modulus of Resilience), kJ/m3 160
150
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 18
18
Strength to Weight: Bending, points 18
18
Thermal Diffusivity, mm2/s 3.7
14
Thermal Shock Resistance, points 11
16

Alloy Composition


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Carbon (C), % 0.3 to 0.5
0 to 0.25
Chromium (Cr), % 23 to 25
0
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 42.6 to 51.9
96.9 to 100
Manganese (Mn), % 0 to 2.0
0 to 0.7
Molybdenum (Mo), % 0 to 0.5
0 to 0.2
Nickel (Ni), % 23 to 25
0
Niobium (Nb), % 0.8 to 1.8
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 1.0 to 2.5
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.045
Residuals, % 0
0 to 1.0