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EN 1.4567 Stainless Steel vs. AISI 440B Stainless Steel

Both EN 1.4567 stainless steel and AISI 440B stainless steel are iron alloys. They have 85% 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 1.4567 stainless steel and the bottom bar is AISI 440B stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 22 to 51
3.0 to 18
Fatigue Strength, MPa 190 to 260
260 to 850
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Shear Strength, MPa 390 to 490
460 to 1110
Tensile Strength: Ultimate (UTS), MPa 550 to 780
740 to 1930
Tensile Strength: Yield (Proof), MPa 200 to 390
430 to 1860

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Corrosion, °C 420
390
Maximum Temperature: Mechanical, °C 930
870
Melting Completion (Liquidus), °C 1410
1480
Melting Onset (Solidus), °C 1370
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 11
23
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 16
9.0
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.1
2.2
Embodied Energy, MJ/kg 43
31
Embodied Water, L/kg 150
120

Common Calculations

PREN (Pitting Resistance) 19
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 220
57 to 110
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 19 to 27
27 to 70
Strength to Weight: Bending, points 19 to 24
24 to 45
Thermal Diffusivity, mm2/s 3.0
6.1
Thermal Shock Resistance, points 12 to 17
27 to 70

Alloy Composition

Carbon (C), % 0 to 0.040
0.75 to 1.0
Chromium (Cr), % 17 to 19
16 to 18
Copper (Cu), % 3.0 to 4.0
0
Iron (Fe), % 63.3 to 71.5
78.2 to 83.3
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.75
Nickel (Ni), % 8.5 to 10.5
0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015