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Oak vs White Oak

Natural Material · grade comparison

Oak and White Oak are both natural material grades. White Oak is the stronger of the two: tensile strength 100 MPa (14.5 ksi) against 95 MPa (13.8 ksi) for Oak, about 5% more. White Oak is the more ductile: elongation 1.2% versus 1% for Oak. Oak is lighter (0.72 g/cm³ vs 0.76 g/cm³ for White Oak).

OakChoose it when weight is the constraint.

White OakChoose it when strength drives the design, or when the part is bent, formed or impact-loaded.

Oak vs White Oak: properties

OakWhite Oak

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Tensile Strength (Ultimate)

95 MPa13.8 ksi
100 MPa14.5 ksi

Elongation at Break

1%
1.2%

Compressive Strength

50 MPa7.3 ksi
51 MPa7.4 ksi

Flexural Strength

100 MPa14.5 ksi
105 MPa15.2 ksi

Shear Strength

14 MPa2 ksi
14 MPa2 ksi

Fracture Toughness (K_IC)

0.5 MPa·√m0.46 ksi·√in
0.6 MPa·√m0.55 ksi·√in

Same in both: Elastic (Young's) Modulus 12.3 GPa1.8 Msi · Shear Modulus 1.1 GPa0.16 Msi · Poisson's Ratio 0.37 · Hardness, Mohs 2.5

Physical

Density and transition temperatures.

Density

0.72 g/cm³0.03 lb/in³
0.76 g/cm³0.03 lb/in³

Same in both: Porosity 52%

Thermal

How each material carries heat and how hot it can run.

Specific Heat Capacity

1,650 J/kg·K0.39 BTU/lb·°F
1,700 J/kg·K0.41 BTU/lb·°F

Thermal Expansion (CTE, 20–100 °C)

4.5 µm/m·K2.5 µin/in·°F
4 µm/m·K2.2 µin/in·°F

Same in both: Thermal Conductivity 0.17 W/m·K0.1 BTU/hr·ft·°F · Max Service Temperature (continuous) 90°C194 °F · Min Service Temperature -60°C-76 °F

Electrical

Conductivity and insulation.

Dielectric Strength

4 kV/mm102 V/mil
5 kV/mm127 V/mil

Same in both: Electrical Resistivity 1×10¹⁰ Ω·m3.94×10¹⁷ µΩ·in

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Corrosion Resistance

50 / 100
58 / 100

Manufacturability

FabDigit workshop ratings (0–100 scores) — how each material behaves on the machine.

Machinability

70 / 100
65 / 100

Polishability

65 / 100
70 / 100

Sustainability

Primary-production footprint per kilogram.

Embodied Carbon (primary production)

0.55 kg CO₂/kg
0.45 kg CO₂/kg

Embodied Water

500 L/kg59.9 gal/lb
600 L/kg71.9 gal/lb

Same in both: Embodied Energy (primary production) 11 MJ/kg4,729 BTU/lb · Typical Recycled Content 5%

Common Calculations

Ratios derived from the values above.

Specific Stiffness (E / density)

17.1 MN·m/kg
16.2 MN·m/kg

Same in both: Specific Strength (UTS / density) 132 kN·m/kg · Thermal Diffusivity 0.1 mm²/s · Thermal Shock Resistance Index 0

Strength versus weight

Yield strength against density for every natural material grade in the FabDigit library; the compared grades are highlighted. Up and left is stronger for its weight.

Manufacturing and finishing

CapabilityOakWhite Oak
Default condition——
Relative cost$$ Standard$$ Standard
Min. machined wall——
Best machined surface——

Oak vs White Oak — frequently asked

Is White Oak stronger than Oak?

Yes. White Oak has a typical tensile strength of 100 MPa (14.5 ksi) against 95 MPa (13.8 ksi) for Oak — about 5% more.

Which is cheaper, Oak or White Oak?

Both sit in the same relative cost tier ($$, standard); the part price will be decided by machining time, tolerance and quantity rather than by the material.

Which is easier to machine, Oak or White Oak?

Oak. Its machinability rates very good (70/100) against good (65/100) for White Oak.

Ready to make it?

Upload a CAD file and FabDigit prices the part in Oak and White Oak side by side — material, machining time, tolerance and finish in one quote. Certified material data ships with the order on request.

Typical handbook values for the conditions named above, normalised for comparison. Hardness on non-Brinell scales is converted approximately for charting only. Request certified data with your order for design-critical properties.