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EN 1.4805 Stainless Steel vs. EN 1.4477 Stainless Steel

Both EN 1.4805 stainless steel and EN 1.4477 stainless steel are iron alloys. They have 80% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, 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 EN 1.4477 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
270
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 9.0
22 to 23
Fatigue Strength, MPa 130
420 to 490
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
81
Tensile Strength: Ultimate (UTS), MPa 490
880 to 930
Tensile Strength: Yield (Proof), MPa 250
620 to 730

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Maximum Temperature: Corrosion, °C 420
460
Maximum Temperature: Mechanical, °C 1000
1100
Melting Completion (Liquidus), °C 1390
1430
Melting Onset (Solidus), °C 1350
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 14
13
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 26
20
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 4.7
3.7
Embodied Energy, MJ/kg 66
52
Embodied Water, L/kg 180
190

Common Calculations

PREN (Pitting Resistance) 22
41
Resilience: Ultimate (Unit Rupture Work), MJ/m3 37
180 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 150
940 to 1290
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 17
31 to 33
Strength to Weight: Bending, points 18
26 to 27
Thermal Diffusivity, mm2/s 3.7
3.5
Thermal Shock Resistance, points 11
23 to 25

Alloy Composition

Carbon (C), % 0.2 to 0.5
0 to 0.030
Chromium (Cr), % 19 to 23
28 to 30
Copper (Cu), % 0
0 to 0.8
Iron (Fe), % 44.9 to 56.8
56.6 to 63.6
Manganese (Mn), % 0 to 2.0
0.8 to 1.5
Molybdenum (Mo), % 0 to 0.5
1.5 to 2.6
Nickel (Ni), % 23 to 27
5.8 to 7.5
Nitrogen (N), % 0
0.3 to 0.4
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 1.0 to 2.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.015