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ASTM A387 Grade 11 Steel vs. EN 1.4107 Stainless Steel

Both ASTM A387 grade 11 steel and EN 1.4107 stainless steel are iron alloys. They have 88% of their average alloy composition in common. There are 30 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 ASTM A387 grade 11 steel and the bottom bar is EN 1.4107 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 25
18 to 21
Fatigue Strength, MPa 200 to 250
260 to 350
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Tensile Strength: Ultimate (UTS), MPa 500 to 600
620 to 700
Tensile Strength: Yield (Proof), MPa 270 to 350
400 to 570

Thermal Properties

Latent Heat of Fusion, J/g 260
270
Maximum Temperature: Mechanical, °C 430
740
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 39
27
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.9
7.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.6
2.1
Embodied Energy, MJ/kg 21
30
Embodied Water, L/kg 53
100

Common Calculations

PREN (Pitting Resistance) 3.1
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 100 to 130
110 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 200 to 320
420 to 840
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18 to 21
22 to 25
Strength to Weight: Bending, points 18 to 20
21 to 22
Thermal Diffusivity, mm2/s 11
7.2
Thermal Shock Resistance, points 15 to 18
22 to 25

Alloy Composition

Carbon (C), % 0.050 to 0.17
0 to 0.1
Chromium (Cr), % 1.0 to 1.5
11.5 to 12.5
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 96.2 to 97.6
83.8 to 87.2
Manganese (Mn), % 0.4 to 0.65
0.5 to 0.8
Molybdenum (Mo), % 0.45 to 0.65
0 to 0.5
Nickel (Ni), % 0
0.8 to 1.5
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0.5 to 0.8
0 to 0.4
Sulfur (S), % 0 to 0.025
0 to 0.020
Vanadium (V), % 0
0 to 0.080

Comparable Variants