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SAE-AISI 1010 Steel vs. AISI 309S Stainless Steel

Both SAE-AISI 1010 steel and AISI 309S stainless steel are iron alloys. They have 63% 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 1010 steel and the bottom bar is AISI 309S stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100 to 110
190
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 22 to 31
42
Fatigue Strength, MPa 150 to 230
210
Poisson's Ratio 0.29
0.27
Reduction in Area, % 46 to 56
51
Shear Modulus, GPa 73
78
Shear Strength, MPa 230 to 250
400
Tensile Strength: Ultimate (UTS), MPa 350 to 400
580
Tensile Strength: Yield (Proof), MPa 190 to 330
230

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 400
1080
Melting Completion (Liquidus), °C 1470
1420
Melting Onset (Solidus), °C 1430
1370
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 47
15
Thermal Expansion, µm/m-K 12
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 14
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
19
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.4
3.6
Embodied Energy, MJ/kg 18
51
Embodied Water, L/kg 45
170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 82 to 93
190
Resilience: Unit (Modulus of Resilience), kJ/m3 100 to 290
140
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 12 to 14
21
Strength to Weight: Bending, points 14 to 15
20
Thermal Diffusivity, mm2/s 13
4.0
Thermal Shock Resistance, points 11 to 13
13

Alloy Composition

Carbon (C), % 0.080 to 0.13
0 to 0.080
Chromium (Cr), % 0
22 to 24
Iron (Fe), % 99.18 to 99.62
58.1 to 66
Manganese (Mn), % 0.3 to 0.6
0 to 2.0
Nickel (Ni), % 0
12 to 15
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0
0 to 0.75
Sulfur (S), % 0 to 0.050
0 to 0.030