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SAE-AISI 1008 Steel vs. EN 1.4006 Stainless Steel

Both SAE-AISI 1008 steel and EN 1.4006 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 SAE-AISI 1008 steel and the bottom bar is EN 1.4006 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 22 to 33
16 to 23
Fatigue Strength, MPa 150 to 220
150 to 300
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Shear Strength, MPa 220 to 230
370 to 460
Tensile Strength: Ultimate (UTS), MPa 330 to 370
590 to 750
Tensile Strength: Yield (Proof), MPa 190 to 310
230 to 510

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Maximum Temperature: Mechanical, °C 400
740
Melting Completion (Liquidus), °C 1470
1440
Melting Onset (Solidus), °C 1430
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 62
30
Thermal Expansion, µm/m-K 12
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.9
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 7.9
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
7.0
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 1.4
1.9
Embodied Energy, MJ/kg 18
27
Embodied Water, L/kg 45
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 78 to 91
99 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 92 to 260
140 to 660
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 12 to 13
21 to 27
Strength to Weight: Bending, points 13 to 15
20 to 24
Thermal Diffusivity, mm2/s 17
8.1
Thermal Shock Resistance, points 10 to 12
21 to 26

Alloy Composition

Carbon (C), % 0 to 0.1
0.080 to 0.15
Chromium (Cr), % 0
11.5 to 13.5
Iron (Fe), % 99.31 to 99.7
83.1 to 88.4
Manganese (Mn), % 0.3 to 0.5
0 to 1.5
Nickel (Ni), % 0
0 to 0.75
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0 to 0.050
0 to 0.015

Comparable Variants