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EN 1.7366 Steel vs. S44537 Stainless Steel

Both EN 1.7366 steel and S44537 stainless steel are iron alloys. They have 79% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.7366 steel and the bottom bar is S44537 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140 to 210
180
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 17 to 19
21
Fatigue Strength, MPa 160 to 320
230
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 74
79
Shear Strength, MPa 290 to 440
320
Tensile Strength: Ultimate (UTS), MPa 460 to 710
510
Tensile Strength: Yield (Proof), MPa 230 to 480
360

Thermal Properties

Latent Heat of Fusion, J/g 260
290
Maximum Temperature: Mechanical, °C 510
1000
Melting Completion (Liquidus), °C 1460
1480
Melting Onset (Solidus), °C 1420
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 40
21
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.1
2.6
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
3.0

Otherwise Unclassified Properties

Base Metal Price, % relative 4.3
19
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.7
3.4
Embodied Energy, MJ/kg 23
50
Embodied Water, L/kg 69
140

Common Calculations

PREN (Pitting Resistance) 6.8
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 74 to 110
95
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 600
320
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 16 to 25
18
Strength to Weight: Bending, points 17 to 23
18
Thermal Diffusivity, mm2/s 11
5.6
Thermal Shock Resistance, points 13 to 20
17

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Carbon (C), % 0 to 0.18
0 to 0.030
Chromium (Cr), % 4.0 to 6.0
20 to 24
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 91.9 to 95.3
69 to 78.6
Lanthanum (La), % 0
0.040 to 0.2
Manganese (Mn), % 0.3 to 0.8
0 to 0.8
Molybdenum (Mo), % 0.45 to 0.65
0
Nickel (Ni), % 0
0 to 0.5
Niobium (Nb), % 0
0.2 to 1.0
Nitrogen (N), % 0
0 to 0.040
Phosphorus (P), % 0 to 0.025
0 to 0.050
Silicon (Si), % 0 to 0.4
0.1 to 0.6
Sulfur (S), % 0 to 0.015
0 to 0.0060
Titanium (Ti), % 0
0.020 to 0.2
Tungsten (W), % 0
1.0 to 3.0