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ASTM A387 Grade 11 Steel vs. EN 1.4000 Stainless Steel

Both ASTM A387 grade 11 steel and EN 1.4000 stainless steel are iron alloys. They have 88% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (1, 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 1.4000 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150 to 180
180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 25
22
Fatigue Strength, MPa 200 to 250
170
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Shear Strength, MPa 320 to 390
320
Tensile Strength: Ultimate (UTS), MPa 500 to 600
500
Tensile Strength: Yield (Proof), MPa 270 to 350
260

Thermal Properties

Latent Heat of Fusion, J/g 260
280
Maximum Temperature: Mechanical, °C 430
760
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 39
30
Thermal Expansion, µm/m-K 13
11

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
7.0
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.6
1.9
Embodied Energy, MJ/kg 21
27
Embodied Water, L/kg 53
100

Common Calculations

PREN (Pitting Resistance) 3.1
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 100 to 130
91
Resilience: Unit (Modulus of Resilience), kJ/m3 200 to 320
180
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18 to 21
18
Strength to Weight: Bending, points 18 to 20
18
Thermal Diffusivity, mm2/s 11
8.1
Thermal Shock Resistance, points 15 to 18
18

Alloy Composition

Carbon (C), % 0.050 to 0.17
0 to 0.080
Chromium (Cr), % 1.0 to 1.5
12 to 14
Iron (Fe), % 96.2 to 97.6
83.9 to 88
Manganese (Mn), % 0.4 to 0.65
0 to 1.0
Molybdenum (Mo), % 0.45 to 0.65
0
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0.5 to 0.8
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.015