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SAE-AISI 5155 Steel vs. EN 1.7362 Steel

Both SAE-AISI 5155 steel and EN 1.7362 steel are iron alloys. They have a moderately high 95% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 5155 steel and the bottom bar is EN 1.7362 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
150 to 180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 21
21 to 22
Fatigue Strength, MPa 260
140 to 250
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
74
Shear Strength, MPa 390
320 to 370
Tensile Strength: Ultimate (UTS), MPa 620
510 to 600
Tensile Strength: Yield (Proof), MPa 380
200 to 360

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Maximum Temperature: Mechanical, °C 420
510
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 49
40
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
8.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
9.4

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
4.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.8
Embodied Energy, MJ/kg 19
23
Embodied Water, L/kg 49
69

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
90 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 380
100 to 340
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22
18 to 21
Strength to Weight: Bending, points 21
18 to 20
Thermal Diffusivity, mm2/s 13
11
Thermal Shock Resistance, points 20
14 to 17

Alloy Composition

Carbon (C), % 0.51 to 0.59
0.1 to 0.15
Chromium (Cr), % 0.7 to 0.9
4.0 to 6.0
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 97.2 to 97.9
91.5 to 95.2
Manganese (Mn), % 0.7 to 0.9
0.3 to 0.6
Molybdenum (Mo), % 0
0.45 to 0.65
Nickel (Ni), % 0
0 to 0.3
Nitrogen (N), % 0
0 to 0.012
Phosphorus (P), % 0 to 0.035
0 to 0.020
Silicon (Si), % 0.15 to 0.35
0 to 0.5
Sulfur (S), % 0 to 0.040
0 to 0.0050