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EN 1.4565 Stainless Steel vs. EN 1.8509 Steel

Both EN 1.4565 stainless steel and EN 1.8509 steel are iron alloys. They have 49% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, 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 1.8509 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 35
11
Fatigue Strength, MPa 380
580
Impact Strength: V-Notched Charpy, J 110
29
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 81
73
Shear Strength, MPa 590
680
Tensile Strength: Ultimate (UTS), MPa 880
1130
Tensile Strength: Yield (Proof), MPa 480
940

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1100
440
Melting Completion (Liquidus), °C 1420
1450
Melting Onset (Solidus), °C 1380
1410
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 12
39
Thermal Expansion, µm/m-K 15
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 28
2.8
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 5.4
1.6
Embodied Energy, MJ/kg 74
22
Embodied Water, L/kg 210
65

Common Calculations

PREN (Pitting Resistance) 47
2.6
Resilience: Ultimate (Unit Rupture Work), MJ/m3 260
120
Resilience: Unit (Modulus of Resilience), kJ/m3 550
2340
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 31
40
Strength to Weight: Bending, points 26
31
Thermal Diffusivity, mm2/s 3.2
10
Thermal Shock Resistance, points 21
33

Alloy Composition

Aluminum (Al), % 0
0.8 to 1.2
Carbon (C), % 0 to 0.030
0.38 to 0.45
Chromium (Cr), % 24 to 26
1.5 to 1.8
Iron (Fe), % 41.2 to 50.7
95.5 to 97.1
Manganese (Mn), % 5.0 to 7.0
0.4 to 0.7
Molybdenum (Mo), % 4.0 to 5.0
0.2 to 0.35
Nickel (Ni), % 16 to 19
0
Niobium (Nb), % 0 to 0.15
0
Nitrogen (N), % 0.3 to 0.6
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.035