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EN 1.4550 Stainless Steel vs. EN 1.4852 Stainless Steel

Both EN 1.4550 stainless steel and EN 1.4852 stainless steel are iron alloys. They have 66% 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 1.4550 stainless steel and the bottom bar is EN 1.4852 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
140
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 42
4.6
Fatigue Strength, MPa 210
120
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Tensile Strength: Ultimate (UTS), MPa 620
490
Tensile Strength: Yield (Proof), MPa 230
250

Thermal Properties

Latent Heat of Fusion, J/g 290
330
Maximum Temperature: Corrosion, °C 480
620
Maximum Temperature: Mechanical, °C 940
1100
Melting Completion (Liquidus), °C 1430
1380
Melting Onset (Solidus), °C 1390
1340
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
13
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 18
41
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.6
6.9
Embodied Energy, MJ/kg 51
100
Embodied Water, L/kg 140
220

Common Calculations

PREN (Pitting Resistance) 18
26
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
19
Resilience: Unit (Modulus of Resilience), kJ/m3 140
160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22
17
Strength to Weight: Bending, points 21
18
Thermal Diffusivity, mm2/s 4.0
3.4
Thermal Shock Resistance, points 14
11

Alloy Composition

Carbon (C), % 0 to 0.080
0.3 to 0.5
Chromium (Cr), % 17 to 19
24 to 27
Iron (Fe), % 64.9 to 74
29.6 to 40.9
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 9.0 to 12
33 to 36
Niobium (Nb), % 0 to 1.0
0.8 to 1.8
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.0
1.0 to 2.5
Sulfur (S), % 0 to 0.015
0 to 0.030