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EN 1.4547 Stainless Steel vs. EN 1.7366 Steel

Both EN 1.4547 stainless steel and EN 1.7366 steel are iron alloys. They have 60% of their average alloy composition in common. 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 1.4547 stainless steel and the bottom bar is EN 1.7366 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
140 to 210
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 39
17 to 19
Fatigue Strength, MPa 290
160 to 320
Impact Strength: V-Notched Charpy, J 90
38
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 80
74
Shear Strength, MPa 510
290 to 440
Tensile Strength: Ultimate (UTS), MPa 750
460 to 710
Tensile Strength: Yield (Proof), MPa 340
230 to 480

Thermal Properties

Latent Heat of Fusion, J/g 300
260
Maximum Temperature: Mechanical, °C 1090
510
Melting Completion (Liquidus), °C 1470
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 14
40
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
8.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 28
4.3
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 5.6
1.7
Embodied Energy, MJ/kg 75
23
Embodied Water, L/kg 190
69

Common Calculations

PREN (Pitting Resistance) 45
6.8
Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
74 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 290
140 to 600
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 26
16 to 25
Strength to Weight: Bending, points 23
17 to 23
Thermal Diffusivity, mm2/s 3.8
11
Thermal Shock Resistance, points 16
13 to 20

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.18
Chromium (Cr), % 19.5 to 20.5
4.0 to 6.0
Copper (Cu), % 0.5 to 1.0
0
Iron (Fe), % 51 to 56.3
91.9 to 95.3
Manganese (Mn), % 0 to 1.0
0.3 to 0.8
Molybdenum (Mo), % 6.0 to 7.0
0.45 to 0.65
Nickel (Ni), % 17.5 to 18.5
0
Nitrogen (N), % 0.18 to 0.25
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 0.7
0 to 0.4
Sulfur (S), % 0 to 0.010
0 to 0.015