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EN 1.7366 Steel vs. EN 1.7362 Steel

Both EN 1.7366 steel and EN 1.7362 steel are iron alloys. Their average alloy composition is basically identical.

For each property being compared, the top bar is EN 1.7366 steel and the bottom bar is EN 1.7362 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140 to 210
150 to 180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 17 to 19
21 to 22
Fatigue Strength, MPa 160 to 320
140 to 250
Impact Strength: V-Notched Charpy, J 38
38 to 46
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
74
Shear Strength, MPa 290 to 440
320 to 370
Tensile Strength: Ultimate (UTS), MPa 460 to 710
510 to 600
Tensile Strength: Yield (Proof), MPa 230 to 480
200 to 360

Thermal Properties

Latent Heat of Fusion, J/g 260
260
Maximum Temperature: Mechanical, °C 510
510
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
40
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.1
8.1
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
9.4

Otherwise Unclassified Properties

Base Metal Price, % relative 4.3
4.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.7
1.8
Embodied Energy, MJ/kg 23
23
Embodied Water, L/kg 69
69

Common Calculations

PREN (Pitting Resistance) 6.8
6.9
Resilience: Ultimate (Unit Rupture Work), MJ/m3 74 to 110
90 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 600
100 to 340
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 16 to 25
18 to 21
Strength to Weight: Bending, points 17 to 23
18 to 20
Thermal Diffusivity, mm2/s 11
11
Thermal Shock Resistance, points 13 to 20
14 to 17

Alloy Composition

Carbon (C), % 0 to 0.18
0.1 to 0.15
Chromium (Cr), % 4.0 to 6.0
4.0 to 6.0
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 91.9 to 95.3
91.5 to 95.2
Manganese (Mn), % 0.3 to 0.8
0.3 to 0.6
Molybdenum (Mo), % 0.45 to 0.65
0.45 to 0.65
Nickel (Ni), % 0
0 to 0.3
Nitrogen (N), % 0
0 to 0.012
Phosphorus (P), % 0 to 0.025
0 to 0.020
Silicon (Si), % 0 to 0.4
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.0050

Comparable Variants