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Annealed N08020 Stainless Steel vs. EN 1.7386 +I Steel

Both annealed N08020 stainless steel and EN 1.7386 +I steel are iron alloys. Both are furnished in the annealed condition. They have 48% of their average alloy composition in common. There are 32 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 annealed N08020 stainless steel and the bottom bar is EN 1.7386 +I steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
170
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34
21
Fatigue Strength, MPa 210
170
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
75
Shear Strength, MPa 410
340
Tensile Strength: Ultimate (UTS), MPa 610
550
Tensile Strength: Yield (Proof), MPa 270
240

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Maximum Temperature: Mechanical, °C 1100
600
Melting Completion (Liquidus), °C 1410
1450
Melting Onset (Solidus), °C 1360
1410
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 12
26
Thermal Expansion, µm/m-K 15
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
10

Otherwise Unclassified Properties

Base Metal Price, % relative 38
6.5
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 6.6
2.0
Embodied Energy, MJ/kg 92
28
Embodied Water, L/kg 220
88

Common Calculations

PREN (Pitting Resistance) 28
12
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
92
Resilience: Unit (Modulus of Resilience), kJ/m3 180
150
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 21
20
Strength to Weight: Bending, points 20
19
Thermal Diffusivity, mm2/s 3.2
6.9
Thermal Shock Resistance, points 15
15

Alloy Composition

Aluminum (Al), % 0
0 to 0.040
Carbon (C), % 0 to 0.070
0.080 to 0.15
Chromium (Cr), % 19 to 21
8.0 to 10
Copper (Cu), % 3.0 to 4.0
0 to 0.3
Iron (Fe), % 29.9 to 44
86.8 to 90.5
Manganese (Mn), % 0 to 2.0
0.3 to 0.6
Molybdenum (Mo), % 2.0 to 3.0
0.9 to 1.1
Nickel (Ni), % 32 to 38
0
Niobium (Nb), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 1.0
0.25 to 1.0
Sulfur (S), % 0 to 0.035
0 to 0.010