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SAE-AISI 1064 Steel vs. AISI 314 Stainless Steel

Both SAE-AISI 1064 steel and AISI 314 stainless steel are iron alloys. They have 52% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1064 steel and the bottom bar is AISI 314 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
180
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 12 to 13
45
Fatigue Strength, MPa 300
210
Poisson's Ratio 0.29
0.28
Reduction in Area, % 42 to 43
57
Shear Modulus, GPa 72
78
Shear Strength, MPa 430 to 440
410
Tensile Strength: Ultimate (UTS), MPa 720 to 730
590
Tensile Strength: Yield (Proof), MPa 470 to 480
230

Thermal Properties

Latent Heat of Fusion, J/g 250
330
Maximum Temperature: Mechanical, °C 400
1100
Melting Completion (Liquidus), °C 1460
1380
Melting Onset (Solidus), °C 1420
1340
Specific Heat Capacity, J/kg-K 470
490
Thermal Conductivity, W/m-K 51
15
Thermal Expansion, µm/m-K 11
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
25
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.4
4.3
Embodied Energy, MJ/kg 19
62
Embodied Water, L/kg 46
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 79 to 81
210
Resilience: Unit (Modulus of Resilience), kJ/m3 600 to 630
130
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 25 to 26
21
Strength to Weight: Bending, points 23
20
Thermal Diffusivity, mm2/s 14
3.9
Thermal Shock Resistance, points 25
14

Alloy Composition

Carbon (C), % 0.6 to 0.7
0 to 0.25
Chromium (Cr), % 0
23 to 26
Iron (Fe), % 98.4 to 98.9
46.7 to 56.5
Manganese (Mn), % 0.5 to 0.8
0 to 2.0
Nickel (Ni), % 0
19 to 22
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0
1.5 to 3.0
Sulfur (S), % 0 to 0.050
0 to 0.030