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EN 1.4982 Stainless Steel vs. AISI 420F Stainless Steel

Both EN 1.4982 stainless steel and AISI 420F stainless steel are iron alloys. They have 80% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.4982 stainless steel and the bottom bar is AISI 420F stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
230
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 28
18
Fatigue Strength, MPa 420
270
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
76
Shear Strength, MPa 490
460
Tensile Strength: Ultimate (UTS), MPa 750
740
Tensile Strength: Yield (Proof), MPa 570
430

Thermal Properties

Latent Heat of Fusion, J/g 290
270
Maximum Temperature: Corrosion, °C 540
390
Maximum Temperature: Mechanical, °C 860
760
Melting Completion (Liquidus), °C 1430
1440
Melting Onset (Solidus), °C 1390
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 13
25
Thermal Expansion, µm/m-K 16
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
3.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
3.7

Otherwise Unclassified Properties

Base Metal Price, % relative 22
7.0
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 4.9
2.0
Embodied Energy, MJ/kg 71
28
Embodied Water, L/kg 150
100

Common Calculations

PREN (Pitting Resistance) 19
14
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
120
Resilience: Unit (Modulus of Resilience), kJ/m3 830
480
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
27
Strength to Weight: Bending, points 23
23
Thermal Diffusivity, mm2/s 3.4
6.8
Thermal Shock Resistance, points 17
27

Alloy Composition

Boron (B), % 0.0030 to 0.0090
0
Carbon (C), % 0.070 to 0.13
0.3 to 0.4
Chromium (Cr), % 14 to 16
12 to 14
Iron (Fe), % 61.8 to 69.7
82.4 to 87.6
Manganese (Mn), % 5.5 to 7.0
0 to 1.3
Molybdenum (Mo), % 0.8 to 1.2
0 to 0.5
Nickel (Ni), % 9.0 to 11
0
Niobium (Nb), % 0.75 to 1.3
0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.040
0 to 0.060
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0.15 to 0.35
Vanadium (V), % 0.15 to 0.4
0