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EN 1.4372 Stainless Steel vs. EN 1.4415 Stainless Steel

Both EN 1.4372 stainless steel and EN 1.4415 stainless steel are iron alloys. They have 89% 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 1.4372 stainless steel and the bottom bar is EN 1.4415 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 47
17 to 20
Fatigue Strength, MPa 330
470 to 510
Impact Strength: V-Notched Charpy, J 90
91 to 110
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 560
520 to 570
Tensile Strength: Ultimate (UTS), MPa 790
830 to 930
Tensile Strength: Yield (Proof), MPa 350
730 to 840

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Maximum Temperature: Corrosion, °C 410
390
Maximum Temperature: Mechanical, °C 880
790
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1370
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
19
Thermal Expansion, µm/m-K 17
9.9

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 12
13
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.6
3.6
Embodied Energy, MJ/kg 38
51
Embodied Water, L/kg 140
120

Common Calculations

PREN (Pitting Resistance) 19
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 310
150 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 320
1350 to 1790
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 29
29 to 33
Strength to Weight: Bending, points 25
25 to 27
Thermal Diffusivity, mm2/s 4.0
5.1
Thermal Shock Resistance, points 17
30 to 34

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.030
Chromium (Cr), % 16 to 18
11.5 to 13.5
Iron (Fe), % 67.5 to 75
75.9 to 82.4
Manganese (Mn), % 5.5 to 7.5
0 to 0.5
Molybdenum (Mo), % 0
1.5 to 2.5
Nickel (Ni), % 3.5 to 5.5
4.5 to 6.5
Nitrogen (N), % 0.050 to 0.25
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 0
0 to 0.010
Vanadium (V), % 0
0.1 to 0.5