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AISI 414 Stainless Steel vs. SAE-AISI 1080 Steel

Both AISI 414 stainless steel and SAE-AISI 1080 steel are iron alloys. They have 85% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is AISI 414 stainless steel and the bottom bar is SAE-AISI 1080 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 17
11
Fatigue Strength, MPa 430 to 480
300 to 360
Poisson's Ratio 0.28
0.29
Reduction in Area, % 50
28 to 45
Shear Modulus, GPa 76
72
Shear Strength, MPa 550 to 590
460 to 520
Tensile Strength: Ultimate (UTS), MPa 900 to 960
770 to 870
Tensile Strength: Yield (Proof), MPa 700 to 790
480 to 590

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 750
400
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 25
51
Thermal Expansion, µm/m-K 10
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
9.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
11

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
1.8
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.1
1.4
Embodied Energy, MJ/kg 29
19
Embodied Water, L/kg 100
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 150
80 to 84
Resilience: Unit (Modulus of Resilience), kJ/m3 1260 to 1590
610 to 920
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 32 to 34
27 to 31
Strength to Weight: Bending, points 27 to 28
24 to 26
Thermal Diffusivity, mm2/s 6.7
14
Thermal Shock Resistance, points 33 to 35
25 to 29

Alloy Composition

Carbon (C), % 0 to 0.15
0.75 to 0.88
Chromium (Cr), % 11.5 to 13.5
0
Iron (Fe), % 81.8 to 87.3
98.1 to 98.7
Manganese (Mn), % 0 to 1.0
0.6 to 0.9
Nickel (Ni), % 1.3 to 2.5
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0 to 0.050