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EN 1.4886 Stainless Steel vs. EN 1.4552 Stainless Steel

Both EN 1.4886 stainless steel and EN 1.4552 stainless steel are iron alloys. Both are furnished in the solution annealed (AT) condition. They have 74% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.4886 stainless steel and the bottom bar is EN 1.4552 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
150
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 45
29
Fatigue Strength, MPa 280
150
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Tensile Strength: Ultimate (UTS), MPa 580
510
Tensile Strength: Yield (Proof), MPa 300
200

Thermal Properties

Latent Heat of Fusion, J/g 320
290
Maximum Temperature: Corrosion, °C 420
490
Maximum Temperature: Mechanical, °C 1100
960
Melting Completion (Liquidus), °C 1390
1430
Melting Onset (Solidus), °C 1340
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 12
15
Thermal Expansion, µm/m-K 15
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 31
19
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 5.4
3.6
Embodied Energy, MJ/kg 76
52
Embodied Water, L/kg 190
150

Common Calculations

PREN (Pitting Resistance) 19
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
120
Resilience: Unit (Modulus of Resilience), kJ/m3 230
100
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 20
18
Strength to Weight: Bending, points 19
18
Thermal Diffusivity, mm2/s 3.1
4.1
Thermal Shock Resistance, points 14
11

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.070
Chromium (Cr), % 17 to 20
18 to 20
Iron (Fe), % 38.7 to 49
63.9 to 73
Manganese (Mn), % 0 to 2.0
0 to 1.5
Nickel (Ni), % 33 to 37
9.0 to 12
Niobium (Nb), % 0
0 to 1.0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 1.0 to 2.0
0 to 1.5
Sulfur (S), % 0 to 0.015
0 to 0.030