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N08366 Stainless Steel vs. ASTM A387 Grade 5 Steel

Both N08366 stainless steel and ASTM A387 grade 5 steel are iron alloys. They have 53% 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 N08366 stainless steel and the bottom bar is ASTM A387 grade 5 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
150 to 180
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 34
20 to 21
Fatigue Strength, MPa 190
160 to 240
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 80
74
Shear Strength, MPa 390
310 to 380
Tensile Strength: Ultimate (UTS), MPa 590
500 to 600
Tensile Strength: Yield (Proof), MPa 240
230 to 350

Thermal Properties

Latent Heat of Fusion, J/g 310
260
Maximum Temperature: Mechanical, °C 1100
510
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 13
40
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.8
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
9.2

Otherwise Unclassified Properties

Base Metal Price, % relative 33
4.3
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 6.2
1.7
Embodied Energy, MJ/kg 84
23
Embodied Water, L/kg 200
69

Common Calculations

PREN (Pitting Resistance) 42
6.8
Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
83 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 150
140 to 320
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 20
18 to 21
Strength to Weight: Bending, points 19
18 to 20
Thermal Diffusivity, mm2/s 3.4
11
Thermal Shock Resistance, points 13
14 to 17

Alloy Composition

Carbon (C), % 0 to 0.035
0 to 0.15
Chromium (Cr), % 20 to 22
4.0 to 6.0
Iron (Fe), % 42.4 to 50.5
92.1 to 95.3
Manganese (Mn), % 0 to 2.0
0.3 to 0.6
Molybdenum (Mo), % 6.0 to 7.0
0.45 to 0.65
Nickel (Ni), % 23.5 to 25.5
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.025