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EN 1.4805 Stainless Steel vs. EN 1.4886 Stainless Steel

Both EN 1.4805 stainless steel and EN 1.4886 stainless steel are iron alloys. They have 90% of their average alloy composition in common. There are 30 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 1.4805 stainless steel and the bottom bar is EN 1.4886 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
170
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 9.0
45
Fatigue Strength, MPa 130
280
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Tensile Strength: Ultimate (UTS), MPa 490
580
Tensile Strength: Yield (Proof), MPa 250
300

Thermal Properties

Latent Heat of Fusion, J/g 310
320
Maximum Temperature: Corrosion, °C 420
420
Maximum Temperature: Mechanical, °C 1000
1100
Melting Completion (Liquidus), °C 1390
1390
Melting Onset (Solidus), °C 1350
1340
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 14
12
Thermal Expansion, µm/m-K 16
15

Otherwise Unclassified Properties

Base Metal Price, % relative 26
31
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 4.7
5.4
Embodied Energy, MJ/kg 66
76
Embodied Water, L/kg 180
190

Common Calculations

PREN (Pitting Resistance) 22
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 37
220
Resilience: Unit (Modulus of Resilience), kJ/m3 150
230
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 17
20
Strength to Weight: Bending, points 18
19
Thermal Diffusivity, mm2/s 3.7
3.1
Thermal Shock Resistance, points 11
14

Alloy Composition

Carbon (C), % 0.2 to 0.5
0 to 0.15
Chromium (Cr), % 19 to 23
17 to 20
Iron (Fe), % 44.9 to 56.8
38.7 to 49
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 23 to 27
33 to 37
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 1.0 to 2.0
1.0 to 2.0
Sulfur (S), % 0 to 0.030
0 to 0.015