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EN 1.6308 Steel vs. EN 1.8519 Steel

Both EN 1.6308 steel and EN 1.8519 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. There are 32 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.6308 steel and the bottom bar is EN 1.8519 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
360
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 23
10
Fatigue Strength, MPa 320
630
Impact Strength: V-Notched Charpy, J 54
28
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 390
710
Tensile Strength: Ultimate (UTS), MPa 610
1200
Tensile Strength: Yield (Proof), MPa 460
1030

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 410
450
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 39
40
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 2.8
3.1
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.6
1.9
Embodied Energy, MJ/kg 22
26
Embodied Water, L/kg 50
58

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
120
Resilience: Unit (Modulus of Resilience), kJ/m3 550
2790
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 22
43
Strength to Weight: Bending, points 20
32
Thermal Diffusivity, mm2/s 10
11
Thermal Shock Resistance, points 18
35

Alloy Composition

Carbon (C), % 0 to 0.2
0.27 to 0.34
Chromium (Cr), % 0
2.3 to 2.7
Iron (Fe), % 96.4 to 97.9
95.7 to 97.1
Manganese (Mn), % 1.2 to 1.6
0.4 to 0.7
Molybdenum (Mo), % 0.45 to 0.55
0.15 to 0.25
Nickel (Ni), % 0.5 to 0.8
0
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0 to 0.4
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.035
Vanadium (V), % 0 to 0.030
0.1 to 0.2