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EN 1.4422 Stainless Steel vs. EN 1.4982 Stainless Steel

Both EN 1.4422 stainless steel and EN 1.4982 stainless steel are iron alloys. They have 85% 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 1.4422 stainless steel and the bottom bar is EN 1.4982 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 17
28
Fatigue Strength, MPa 380
420
Impact Strength: V-Notched Charpy, J 110
57
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
76
Shear Strength, MPa 520
490
Tensile Strength: Ultimate (UTS), MPa 850
750
Tensile Strength: Yield (Proof), MPa 630
570

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 390
540
Maximum Temperature: Mechanical, °C 760
860
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1410
1390
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 16
13
Thermal Expansion, µm/m-K 10
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 11
22
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 2.7
4.9
Embodied Energy, MJ/kg 37
71
Embodied Water, L/kg 110
150

Common Calculations

PREN (Pitting Resistance) 17
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
190
Resilience: Unit (Modulus of Resilience), kJ/m3 1000
830
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 30
27
Strength to Weight: Bending, points 25
23
Thermal Diffusivity, mm2/s 4.3
3.4
Thermal Shock Resistance, points 31
17

Alloy Composition

Boron (B), % 0
0.0030 to 0.0090
Carbon (C), % 0 to 0.020
0.070 to 0.13
Chromium (Cr), % 11 to 13
14 to 16
Copper (Cu), % 0.2 to 0.8
0
Iron (Fe), % 76.8 to 83.5
61.8 to 69.7
Manganese (Mn), % 0 to 2.0
5.5 to 7.0
Molybdenum (Mo), % 1.3 to 1.8
0.8 to 1.2
Nickel (Ni), % 4.0 to 5.0
9.0 to 11
Niobium (Nb), % 0
0.75 to 1.3
Nitrogen (N), % 0 to 0.020
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.0030
0 to 0.030
Vanadium (V), % 0
0.15 to 0.4