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ASTM A387 Grade 11 Steel vs. N08810 Stainless Steel

Both ASTM A387 grade 11 steel and N08810 stainless steel are iron alloys. They have 47% 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 ASTM A387 grade 11 steel and the bottom bar is N08810 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 25
33
Fatigue Strength, MPa 200 to 250
160
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Shear Strength, MPa 320 to 390
340
Tensile Strength: Ultimate (UTS), MPa 500 to 600
520
Tensile Strength: Yield (Proof), MPa 270 to 350
200

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Maximum Temperature: Mechanical, °C 430
1100
Melting Completion (Liquidus), °C 1460
1400
Melting Onset (Solidus), °C 1420
1350
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 39
12
Thermal Expansion, µm/m-K 13
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 2.9
30
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 1.6
5.3
Embodied Energy, MJ/kg 21
76
Embodied Water, L/kg 53
200

Common Calculations

PREN (Pitting Resistance) 3.1
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 100 to 130
140
Resilience: Unit (Modulus of Resilience), kJ/m3 200 to 320
100
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 18 to 21
18
Strength to Weight: Bending, points 18 to 20
18
Thermal Diffusivity, mm2/s 11
3.0
Thermal Shock Resistance, points 15 to 18
13

Alloy Composition

Aluminum (Al), % 0
0.15 to 0.6
Carbon (C), % 0.050 to 0.17
0.050 to 0.1
Chromium (Cr), % 1.0 to 1.5
19 to 23
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 96.2 to 97.6
39.5 to 50.7
Manganese (Mn), % 0.4 to 0.65
0 to 1.5
Molybdenum (Mo), % 0.45 to 0.65
0
Nickel (Ni), % 0
30 to 35
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0.5 to 0.8
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.015
Titanium (Ti), % 0
0.15 to 0.6