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EN 1.4006 Stainless Steel vs. SAE-AISI 1043 Steel

Both EN 1.4006 stainless steel and SAE-AISI 1043 steel are iron alloys. They have 87% 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 1.4006 stainless steel and the bottom bar is SAE-AISI 1043 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 16 to 23
13 to 18
Fatigue Strength, MPa 150 to 300
230 to 390
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Shear Strength, MPa 370 to 460
400 to 430
Tensile Strength: Ultimate (UTS), MPa 590 to 750
650 to 710
Tensile Strength: Yield (Proof), MPa 230 to 510
350 to 600

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 740
400
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 30
51
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
1.8
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 1.9
1.4
Embodied Energy, MJ/kg 27
18
Embodied Water, L/kg 100
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99 to 110
87 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 660
320 to 980
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21 to 27
23 to 25
Strength to Weight: Bending, points 20 to 24
21 to 22
Thermal Diffusivity, mm2/s 8.1
14
Thermal Shock Resistance, points 21 to 26
21 to 22

Alloy Composition

Carbon (C), % 0.080 to 0.15
0.4 to 0.47
Chromium (Cr), % 11.5 to 13.5
0
Iron (Fe), % 83.1 to 88.4
98.4 to 98.9
Manganese (Mn), % 0 to 1.5
0.7 to 1.0
Nickel (Ni), % 0 to 0.75
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.015
0 to 0.050

Comparable Variants