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EN 1.4864 Stainless Steel vs. AISI 409Cb Stainless Steel

Both EN 1.4864 stainless steel and AISI 409Cb stainless steel are iron alloys. They have 59% of their average alloy composition in common. There are 32 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 1.4864 stainless steel and the bottom bar is AISI 409Cb stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 33
24
Fatigue Strength, MPa 200
140
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 75
75
Shear Strength, MPa 430
270
Tensile Strength: Ultimate (UTS), MPa 650
420
Tensile Strength: Yield (Proof), MPa 260
200

Thermal Properties

Latent Heat of Fusion, J/g 310
270
Maximum Temperature: Corrosion, °C 410
440
Maximum Temperature: Mechanical, °C 1100
710
Melting Completion (Liquidus), °C 1390
1450
Melting Onset (Solidus), °C 1340
1410
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 13
25
Thermal Expansion, µm/m-K 14
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 30
8.5
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 5.3
2.2
Embodied Energy, MJ/kg 75
31
Embodied Water, L/kg 180
94

Common Calculations

PREN (Pitting Resistance) 17
11
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
83
Resilience: Unit (Modulus of Resilience), kJ/m3 170
100
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 23
15
Strength to Weight: Bending, points 21
16
Thermal Diffusivity, mm2/s 3.3
6.7
Thermal Shock Resistance, points 17
15

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.060
Chromium (Cr), % 15 to 17
10.5 to 11.7
Iron (Fe), % 41.7 to 51
84.9 to 89.5
Manganese (Mn), % 0 to 2.0
0 to 1.0
Nickel (Ni), % 33 to 37
0 to 0.5
Niobium (Nb), % 0
0 to 0.75
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 1.0 to 2.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.040