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EN 1.8880 Steel vs. EN 1.8523 Steel

Both EN 1.8880 steel and EN 1.8523 steel are iron alloys. Both are furnished in the quenched and tempered condition. They have a very high 97% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.8880 steel and the bottom bar is EN 1.8523 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
300
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 16
15
Fatigue Strength, MPa 470
530
Impact Strength: V-Notched Charpy, J 68
36
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
74
Shear Strength, MPa 510
610
Tensile Strength: Ultimate (UTS), MPa 830
1000
Tensile Strength: Yield (Proof), MPa 720
800

Thermal Properties

Latent Heat of Fusion, J/g 260
260
Maximum Temperature: Mechanical, °C 420
480
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 40
39
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.1
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
9.0

Otherwise Unclassified Properties

Base Metal Price, % relative 3.7
4.2
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.9
2.2
Embodied Energy, MJ/kg 26
31
Embodied Water, L/kg 54
64

Common Calculations

PREN (Pitting Resistance) 2.0
6.4
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
140
Resilience: Unit (Modulus of Resilience), kJ/m3 1370
1700
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 29
36
Strength to Weight: Bending, points 25
28
Thermal Diffusivity, mm2/s 11
10
Thermal Shock Resistance, points 24
29

Alloy Composition

Boron (B), % 0 to 0.0050
0
Carbon (C), % 0 to 0.2
0.35 to 0.45
Chromium (Cr), % 0 to 1.5
3.0 to 3.5
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 91.9 to 100
93.5 to 95.7
Manganese (Mn), % 0 to 1.7
0.4 to 0.7
Molybdenum (Mo), % 0 to 0.7
0.8 to 1.1
Nickel (Ni), % 0 to 2.5
0
Niobium (Nb), % 0 to 0.060
0
Nitrogen (N), % 0 to 0.015
0
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0 to 0.8
0 to 0.4
Sulfur (S), % 0 to 0.010
0 to 0.035
Titanium (Ti), % 0 to 0.050
0
Vanadium (V), % 0 to 0.12
0.15 to 0.25
Zirconium (Zr), % 0 to 0.15
0