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EN 1.4805 Stainless Steel vs. EN 1.4655 Stainless Steel

Both EN 1.4805 stainless steel and EN 1.4655 stainless steel are iron alloys. They have 78% of their average alloy composition in common. There are 29 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 1.4655 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 9.0
23 to 25
Fatigue Strength, MPa 130
320
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
78
Tensile Strength: Ultimate (UTS), MPa 490
720 to 730
Tensile Strength: Yield (Proof), MPa 250
450 to 480

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Corrosion, °C 420
440
Maximum Temperature: Mechanical, °C 1000
1050
Melting Completion (Liquidus), °C 1390
1420
Melting Onset (Solidus), °C 1350
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 14
15
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 26
15
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 4.7
2.9
Embodied Energy, MJ/kg 66
41
Embodied Water, L/kg 180
160

Common Calculations

PREN (Pitting Resistance) 22
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 37
150 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 150
510 to 580
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 17
26
Strength to Weight: Bending, points 18
23
Thermal Diffusivity, mm2/s 3.7
4.0
Thermal Shock Resistance, points 11
20

Alloy Composition

Carbon (C), % 0.2 to 0.5
0 to 0.030
Chromium (Cr), % 19 to 23
22 to 24
Copper (Cu), % 0
1.0 to 3.0
Iron (Fe), % 44.9 to 56.8
63.6 to 73.4
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0 to 0.5
0.1 to 0.6
Nickel (Ni), % 23 to 27
3.5 to 5.5
Nitrogen (N), % 0
0.050 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 1.0 to 2.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015