MakeItFrom.com
Menu (ESC)

EN 1.4805 Stainless Steel vs. AISI 440B Stainless Steel

Both EN 1.4805 stainless steel and AISI 440B stainless steel are iron alloys. They have 69% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.4805 stainless steel and the bottom bar is AISI 440B stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 9.0
3.0 to 18
Fatigue Strength, MPa 130
260 to 850
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Tensile Strength: Ultimate (UTS), MPa 490
740 to 1930
Tensile Strength: Yield (Proof), MPa 250
430 to 1860

Thermal Properties

Latent Heat of Fusion, J/g 310
280
Maximum Temperature: Corrosion, °C 420
390
Maximum Temperature: Mechanical, °C 1000
870
Melting Completion (Liquidus), °C 1390
1480
Melting Onset (Solidus), °C 1350
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 14
23
Thermal Expansion, µm/m-K 16
10

Otherwise Unclassified Properties

Base Metal Price, % relative 26
9.0
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 4.7
2.2
Embodied Energy, MJ/kg 66
31
Embodied Water, L/kg 180
120

Common Calculations

PREN (Pitting Resistance) 22
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 37
57 to 110
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 17
27 to 70
Strength to Weight: Bending, points 18
24 to 45
Thermal Diffusivity, mm2/s 3.7
6.1
Thermal Shock Resistance, points 11
27 to 70

Alloy Composition

Carbon (C), % 0.2 to 0.5
0.75 to 1.0
Chromium (Cr), % 19 to 23
16 to 18
Iron (Fe), % 44.9 to 56.8
78.2 to 83.3
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0 to 0.5
0 to 0.75
Nickel (Ni), % 23 to 27
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 1.0 to 2.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015