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EN 1.7390 Steel vs. EN 1.7362 Steel

Both EN 1.7390 steel and EN 1.7362 steel are iron alloys. Their average alloy composition is basically identical. There are 33 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 1.7390 steel and the bottom bar is EN 1.7362 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
150 to 180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 16
21 to 22
Fatigue Strength, MPa 310
140 to 250
Impact Strength: V-Notched Charpy, J 46
38 to 46
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
74
Shear Strength, MPa 440
320 to 370
Tensile Strength: Ultimate (UTS), MPa 710
510 to 600
Tensile Strength: Yield (Proof), MPa 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 100
90 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 600
100 to 340
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
18 to 21
Strength to Weight: Bending, points 23
18 to 20
Thermal Diffusivity, mm2/s 11
11
Thermal Shock Resistance, points 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