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SAE-AISI P6 Steel vs. S35135 Stainless Steel

Both SAE-AISI P6 steel and S35135 stainless steel are iron alloys. They have 43% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI P6 steel and the bottom bar is S35135 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
79
Tensile Strength: Ultimate (UTS), MPa 630 to 1930
590

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1420
1380
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 12
16

Otherwise Unclassified Properties

Base Metal Price, % relative 4.6
37
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 1.8
6.8
Embodied Energy, MJ/kg 24
94
Embodied Water, L/kg 59
220

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 22 to 68
20
Strength to Weight: Bending, points 21 to 44
19
Thermal Shock Resistance, points 21 to 63
13

Alloy Composition

Carbon (C), % 0.050 to 0.15
0 to 0.080
Chromium (Cr), % 1.3 to 1.8
20 to 25
Copper (Cu), % 0 to 0.25
0 to 0.75
Iron (Fe), % 92.9 to 95
28.3 to 45
Manganese (Mn), % 0.35 to 0.7
0 to 1.0
Molybdenum (Mo), % 0
4.0 to 4.8
Nickel (Ni), % 3.3 to 3.8
30 to 38
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0.1 to 0.4
0.6 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
0.4 to 1.0