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SAE-AISI 1026 Steel vs. S34565 Stainless Steel

Both SAE-AISI 1026 steel and S34565 stainless steel are iron alloys. They have 48% of their average alloy composition in common. There are 32 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 SAE-AISI 1026 steel and the bottom bar is S34565 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140 to 160
200
Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 17 to 27
39
Fatigue Strength, MPa 200 to 310
400
Poisson's Ratio 0.29
0.28
Reduction in Area, % 45 to 55
45
Shear Modulus, GPa 73
80
Shear Strength, MPa 320 to 340
610
Tensile Strength: Ultimate (UTS), MPa 500 to 550
900
Tensile Strength: Yield (Proof), MPa 270 to 470
470

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Maximum Temperature: Mechanical, °C 400
1100
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1420
1380
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 52
12
Thermal Expansion, µm/m-K 12
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
28
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 1.4
5.3
Embodied Energy, MJ/kg 18
73
Embodied Water, L/kg 46
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 89 to 110
300
Resilience: Unit (Modulus of Resilience), kJ/m3 200 to 580
540
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18 to 20
32
Strength to Weight: Bending, points 18 to 19
26
Thermal Diffusivity, mm2/s 14
3.2
Thermal Shock Resistance, points 16 to 18
22

Alloy Composition

Carbon (C), % 0.22 to 0.28
0 to 0.030
Chromium (Cr), % 0
23 to 25
Iron (Fe), % 98.7 to 99.18
43.2 to 51.6
Manganese (Mn), % 0.6 to 0.9
5.0 to 7.0
Molybdenum (Mo), % 0
4.0 to 5.0
Nickel (Ni), % 0
16 to 18
Niobium (Nb), % 0
0 to 0.1
Nitrogen (N), % 0
0.4 to 0.6
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0 to 0.050
0 to 0.010