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EN 1.4565 Stainless Steel vs. EN 1.4325 Stainless Steel

Both EN 1.4565 stainless steel and EN 1.4325 stainless steel are iron alloys. Both are furnished in the solution annealed (AT) condition. They have 74% 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 1.4565 stainless steel and the bottom bar is EN 1.4325 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 35
45
Fatigue Strength, MPa 380
190
Impact Strength: V-Notched Charpy, J 110
91
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 81
77
Shear Strength, MPa 590
450
Tensile Strength: Ultimate (UTS), MPa 880
650
Tensile Strength: Yield (Proof), MPa 480
210

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Corrosion, °C 460
410
Maximum Temperature: Mechanical, °C 1100
930
Melting Completion (Liquidus), °C 1420
1430
Melting Onset (Solidus), °C 1380
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 12
16
Thermal Expansion, µm/m-K 15
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 28
15
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 5.4
3.0
Embodied Energy, MJ/kg 74
42
Embodied Water, L/kg 210
140

Common Calculations

PREN (Pitting Resistance) 47
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 260
230
Resilience: Unit (Modulus of Resilience), kJ/m3 550
110
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 31
23
Strength to Weight: Bending, points 26
21
Thermal Diffusivity, mm2/s 3.2
4.3
Thermal Shock Resistance, points 21
15

Alloy Composition

Carbon (C), % 0 to 0.030
0.030 to 0.15
Chromium (Cr), % 24 to 26
17 to 19
Iron (Fe), % 41.2 to 50.7
67.8 to 75
Manganese (Mn), % 5.0 to 7.0
0 to 2.0
Molybdenum (Mo), % 4.0 to 5.0
0
Nickel (Ni), % 16 to 19
8.0 to 10
Niobium (Nb), % 0 to 0.15
0
Nitrogen (N), % 0.3 to 0.6
0
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030