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EN 1.3555 Steel vs. EN 1.8879 Steel

Both EN 1.3555 steel and EN 1.8879 steel are iron alloys. They have 90% of their average alloy composition in common. There are 24 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 1.3555 steel and the bottom bar is EN 1.8879 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
250
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 75
73
Tensile Strength: Ultimate (UTS), MPa 770
830

Thermal Properties

Latent Heat of Fusion, J/g 260
260
Maximum Temperature: Mechanical, °C 540
420
Melting Completion (Liquidus), °C 1500
1460
Melting Onset (Solidus), °C 1450
1420
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.3
8.1
Electrical Conductivity: Equal Weight (Specific), % IACS 11
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 11
3.7
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 5.6
1.9
Embodied Energy, MJ/kg 81
26
Embodied Water, L/kg 90
54

Common Calculations

PREN (Pitting Resistance) 18
2.0
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 27
29
Strength to Weight: Bending, points 23
25
Thermal Shock Resistance, points 22
24

Alloy Composition

Boron (B), % 0
0 to 0.0050
Carbon (C), % 0.1 to 0.15
0 to 0.2
Chromium (Cr), % 3.9 to 4.3
0 to 1.5
Copper (Cu), % 0 to 0.1
0 to 0.3
Iron (Fe), % 85.4 to 87.7
91.9 to 100
Manganese (Mn), % 0.15 to 0.35
0 to 1.7
Molybdenum (Mo), % 4.0 to 4.5
0 to 0.7
Nickel (Ni), % 3.2 to 3.6
0 to 2.5
Niobium (Nb), % 0
0 to 0.060
Nitrogen (N), % 0
0 to 0.015
Phosphorus (P), % 0 to 0.015
0 to 0.025
Silicon (Si), % 0.1 to 0.25
0 to 0.8
Sulfur (S), % 0 to 0.010
0 to 0.010
Titanium (Ti), % 0
0 to 0.050
Tungsten (W), % 0 to 0.15
0
Vanadium (V), % 1.0 to 1.3
0 to 0.12
Zirconium (Zr), % 0
0 to 0.15