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S35115 Stainless Steel vs. SAE-AISI 4147 Steel

Both S35115 stainless steel and SAE-AISI 4147 steel are iron alloys. Both are furnished in the annealed condition. They have 54% 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 S35115 stainless steel and the bottom bar is SAE-AISI 4147 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
180
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 46
20
Fatigue Strength, MPa 280
260
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
73
Shear Strength, MPa 470
380
Tensile Strength: Ultimate (UTS), MPa 670
610
Tensile Strength: Yield (Proof), MPa 310
380

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1100
420
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1370
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
44
Thermal Expansion, µm/m-K 16
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 26
2.4
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.8
1.5
Embodied Energy, MJ/kg 67
20
Embodied Water, L/kg 190
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 250
110
Resilience: Unit (Modulus of Resilience), kJ/m3 240
380
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24
22
Strength to Weight: Bending, points 22
20
Thermal Diffusivity, mm2/s 3.9
12
Thermal Shock Resistance, points 15
20

Alloy Composition

Carbon (C), % 0 to 0.030
0.45 to 0.5
Chromium (Cr), % 23 to 25
0.8 to 1.1
Iron (Fe), % 47.6 to 55.8
96.7 to 97.7
Manganese (Mn), % 0 to 1.0
0.75 to 1.0
Molybdenum (Mo), % 1.5 to 2.5
0.15 to 0.25
Nickel (Ni), % 19 to 22
0
Nitrogen (N), % 0.2 to 0.3
0
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0.5 to 1.5
0.15 to 0.35
Sulfur (S), % 0 to 0.015
0 to 0.040