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ASTM A387 Grade 11 Steel vs. EN 1.4806 Stainless Steel

Both ASTM A387 grade 11 steel and EN 1.4806 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 EN 1.4806 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150 to 180
140
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 25
6.8
Fatigue Strength, MPa 200 to 250
120
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
75
Tensile Strength: Ultimate (UTS), MPa 500 to 600
470
Tensile Strength: Yield (Proof), MPa 270 to 350
250

Thermal Properties

Latent Heat of Fusion, J/g 260
320
Maximum Temperature: Mechanical, °C 430
1000
Melting Completion (Liquidus), °C 1460
1380
Melting Onset (Solidus), °C 1420
1340
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 39
12
Thermal Expansion, µm/m-K 13
15

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
31
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 1.6
5.4
Embodied Energy, MJ/kg 21
76
Embodied Water, L/kg 53
190

Common Calculations

PREN (Pitting Resistance) 3.1
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 100 to 130
27
Resilience: Unit (Modulus of Resilience), kJ/m3 200 to 320
160
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 18 to 21
16
Strength to Weight: Bending, points 18 to 20
17
Thermal Diffusivity, mm2/s 11
3.1
Thermal Shock Resistance, points 15 to 18
11

Alloy Composition

Carbon (C), % 0.050 to 0.17
0.3 to 0.5
Chromium (Cr), % 1.0 to 1.5
16 to 18
Iron (Fe), % 96.2 to 97.6
40.4 to 48.7
Manganese (Mn), % 0.4 to 0.65
0 to 2.0
Molybdenum (Mo), % 0.45 to 0.65
0 to 0.5
Nickel (Ni), % 0
34 to 36
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0.5 to 0.8
1.0 to 2.5
Sulfur (S), % 0 to 0.025
0 to 0.030