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EN 1.5450 Steel vs. EN 1.7366 Steel

Both EN 1.5450 steel and EN 1.7366 steel are iron alloys. They have a moderately high 95% 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 1.5450 steel and the bottom bar is EN 1.7366 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
140 to 210
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 19
17 to 19
Fatigue Strength, MPa 310
160 to 320
Impact Strength: V-Notched Charpy, J 38
38
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
74
Shear Strength, MPa 380
290 to 440
Tensile Strength: Ultimate (UTS), MPa 620
460 to 710
Tensile Strength: Yield (Proof), MPa 460
230 to 480

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Maximum Temperature: Mechanical, °C 410
510
Melting Completion (Liquidus), °C 1470
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 49
40
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
8.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
4.3
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.5
1.7
Embodied Energy, MJ/kg 20
23
Embodied Water, L/kg 49
69

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
74 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 550
140 to 600
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22
16 to 25
Strength to Weight: Bending, points 20
17 to 23
Thermal Diffusivity, mm2/s 13
11
Thermal Shock Resistance, points 18
13 to 20

Alloy Composition

Aluminum (Al), % 0 to 0.060
0
Boron (B), % 0.0020 to 0.0060
0
Carbon (C), % 0.060 to 0.1
0 to 0.18
Chromium (Cr), % 0 to 0.2
4.0 to 6.0
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 97.6 to 98.8
91.9 to 95.3
Manganese (Mn), % 0.6 to 0.8
0.3 to 0.8
Molybdenum (Mo), % 0.4 to 0.5
0.45 to 0.65
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0.1 to 0.35
0 to 0.4
Sulfur (S), % 0 to 0.010
0 to 0.015
Titanium (Ti), % 0 to 0.060
0