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EN 1.4905 Stainless Steel vs. EN 1.7367 Steel

Both EN 1.4905 stainless steel and EN 1.7367 steel are iron alloys. Both are furnished in the normalized and tempered condition. They have a very high 99% of their average alloy composition in common. There are 31 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 1.4905 stainless steel and the bottom bar is EN 1.7367 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 19
18
Fatigue Strength, MPa 330
310
Impact Strength: V-Notched Charpy, J 38
31
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
75
Tensile Strength: Ultimate (UTS), MPa 740
670
Tensile Strength: Yield (Proof), MPa 510
460

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Maximum Temperature: Mechanical, °C 660
600
Melting Completion (Liquidus), °C 1480
1460
Melting Onset (Solidus), °C 1440
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 26
26
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.7
8.9
Electrical Conductivity: Equal Weight (Specific), % IACS 4.2
10

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
7.0
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 2.8
2.6
Embodied Energy, MJ/kg 40
37
Embodied Water, L/kg 90
88

Common Calculations

PREN (Pitting Resistance) 15
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
110
Resilience: Unit (Modulus of Resilience), kJ/m3 680
560
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 26
24
Strength to Weight: Bending, points 23
22
Thermal Diffusivity, mm2/s 7.0
6.9
Thermal Shock Resistance, points 25
19

Alloy Composition

Aluminum (Al), % 0 to 0.040
0 to 0.020
Boron (B), % 0.00050 to 0.0050
0
Carbon (C), % 0.090 to 0.13
0.080 to 0.12
Chromium (Cr), % 8.5 to 9.5
8.0 to 9.5
Iron (Fe), % 86.2 to 88.8
87.3 to 90.3
Manganese (Mn), % 0.3 to 0.6
0.3 to 0.6
Molybdenum (Mo), % 0.9 to 1.1
0.85 to 1.1
Nickel (Ni), % 0.1 to 0.4
0 to 0.4
Niobium (Nb), % 0.060 to 0.1
0.060 to 0.1
Nitrogen (N), % 0.050 to 0.090
0.030 to 0.070
Phosphorus (P), % 0 to 0.020
0 to 0.030
Silicon (Si), % 0.1 to 0.5
0.2 to 0.5
Sulfur (S), % 0 to 0.010
0 to 0.010
Titanium (Ti), % 0
0 to 0.010
Tungsten (W), % 0.9 to 1.1
0
Vanadium (V), % 0.18 to 0.25
0.18 to 0.25
Zirconium (Zr), % 0
0 to 0.010