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EN 1.1191 Steel vs. EN 1.4005 Stainless Steel

Both EN 1.1191 steel and EN 1.4005 stainless steel are iron alloys. They have 86% 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 EN 1.1191 steel and the bottom bar is EN 1.4005 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 16 to 17
13 to 21
Fatigue Strength, MPa 210 to 290
240 to 290
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
76
Shear Strength, MPa 380 to 430
390 to 450
Tensile Strength: Ultimate (UTS), MPa 630 to 700
630 to 750
Tensile Strength: Yield (Proof), MPa 310 to 440
370 to 500

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Maximum Temperature: Mechanical, °C 400
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 48
30
Thermal Expansion, µm/m-K 12
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
7.0
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.4
2.0
Embodied Energy, MJ/kg 19
28
Embodied Water, L/kg 47
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83 to 100
90 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 260 to 510
350 to 650
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22 to 25
23 to 27
Strength to Weight: Bending, points 21 to 22
21 to 24
Thermal Diffusivity, mm2/s 13
8.1
Thermal Shock Resistance, points 20 to 22
23 to 27

Alloy Composition

Carbon (C), % 0.42 to 0.5
0.060 to 0.15
Chromium (Cr), % 0 to 0.4
12 to 14
Iron (Fe), % 97.3 to 99.08
82.4 to 87.8
Manganese (Mn), % 0.5 to 0.8
0 to 1.5
Molybdenum (Mo), % 0 to 0.1
0 to 0.6
Nickel (Ni), % 0 to 0.4
0
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.035
0.15 to 0.35

Comparable Variants