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EN 1.4849 Stainless Steel vs. EN 1.4986 Stainless Steel

Both EN 1.4849 stainless steel and EN 1.4986 stainless steel are iron alloys. They have 73% 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 1.4849 stainless steel and the bottom bar is EN 1.4986 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
230
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 4.5
18
Fatigue Strength, MPa 120
350
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
77
Tensile Strength: Ultimate (UTS), MPa 480
750
Tensile Strength: Yield (Proof), MPa 250
560

Thermal Properties

Latent Heat of Fusion, J/g 320
290
Maximum Temperature: Corrosion, °C 620
520
Maximum Temperature: Mechanical, °C 1020
940
Melting Completion (Liquidus), °C 1390
1450
Melting Onset (Solidus), °C 1340
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 12
15
Thermal Expansion, µm/m-K 15
17

Otherwise Unclassified Properties

Base Metal Price, % relative 42
25
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 7.1
4.8
Embodied Energy, MJ/kg 100
67
Embodied Water, L/kg 200
150

Common Calculations

PREN (Pitting Resistance) 20
22
Resilience: Ultimate (Unit Rupture Work), MJ/m3 18
120
Resilience: Unit (Modulus of Resilience), kJ/m3 160
790
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17
26
Strength to Weight: Bending, points 17
23
Thermal Diffusivity, mm2/s 3.2
4.0
Thermal Shock Resistance, points 11
16

Alloy Composition

Boron (B), % 0
0.050 to 0.1
Carbon (C), % 0.3 to 0.5
0.040 to 0.1
Chromium (Cr), % 18 to 21
15.5 to 17.5
Iron (Fe), % 32.6 to 43.5
59.4 to 66.6
Manganese (Mn), % 0 to 2.0
0 to 1.5
Molybdenum (Mo), % 0 to 0.5
1.6 to 2.0
Nickel (Ni), % 36 to 39
15.5 to 17.5
Niobium (Nb), % 1.2 to 1.8
0.4 to 1.2
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 1.0 to 2.5
0.3 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.030