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N08020 Stainless Steel vs. ASTM A387 Grade 5 Steel

Both N08020 stainless steel and ASTM A387 grade 5 steel are iron alloys. They have 43% of their average alloy composition in common. There are 31 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 N08020 stainless steel and the bottom bar is ASTM A387 grade 5 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 15 to 34
20 to 21
Fatigue Strength, MPa 210 to 240
160 to 240
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
74
Shear Strength, MPa 380 to 410
310 to 380
Tensile Strength: Ultimate (UTS), MPa 610 to 620
500 to 600
Tensile Strength: Yield (Proof), MPa 270 to 420
230 to 350

Thermal Properties

Latent Heat of Fusion, J/g 300
260
Maximum Temperature: Mechanical, °C 1100
510
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1360
1420
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 12
40
Thermal Expansion, µm/m-K 15
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
9.2

Otherwise Unclassified Properties

Base Metal Price, % relative 38
4.3
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 6.6
1.7
Embodied Energy, MJ/kg 92
23
Embodied Water, L/kg 220
69

Common Calculations

PREN (Pitting Resistance) 28
6.8
Resilience: Ultimate (Unit Rupture Work), MJ/m3 83 to 170
83 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 440
140 to 320
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 21
18 to 21
Strength to Weight: Bending, points 20
18 to 20
Thermal Diffusivity, mm2/s 3.2
11
Thermal Shock Resistance, points 15
14 to 17

Alloy Composition

Carbon (C), % 0 to 0.070
0 to 0.15
Chromium (Cr), % 19 to 21
4.0 to 6.0
Copper (Cu), % 3.0 to 4.0
0
Iron (Fe), % 29.9 to 44
92.1 to 95.3
Manganese (Mn), % 0 to 2.0
0.3 to 0.6
Molybdenum (Mo), % 2.0 to 3.0
0.45 to 0.65
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 to 0.5
Sulfur (S), % 0 to 0.035
0 to 0.025

Comparable Variants