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YG8 vs YN10

Ceramic · grade comparison

YG8 and YN10 are both ceramic grades. YN10 is harder — 1,550 HV against 1,350 HV for YG8 — which matters for wear surfaces and threads. YN10 is lighter (6.4 g/cm³ vs 14.7 g/cm³ for YG8) and YG8 is stiffer (600 GPa vs 430 GPa).

YN10Choose it when surface hardness matters, or when weight is the constraint.

YG8 vs YN10: properties

YG8YN10

Mechanical

Strength, stiffness, ductility and hardness at room temperature.

Elastic (Young's) Modulus

600 GPa87 Msi
430 GPa62.4 Msi

Shear Modulus

245 GPa35.5 Msi
175 GPa25.4 Msi

Bulk Modulus

360 GPa52.2 Msi
260 GPa37.7 Msi

Tensile Strength (Ultimate)

1,200 MPa174 ksi
—

Elongation at Break

0.1%
—

Compressive Strength

4,500 MPa653 ksi
4,200 MPa609 ksi

Flexural Strength

2,000 MPa290 ksi
1,200 MPa174 ksi

Shear Strength

1,300 MPa189 ksi
—

Fracture Toughness (K_IC)

14 MPa·√m12.7 ksi·√in
8.5 MPa·√m7.7 ksi·√in

Hardness, Vickers

1,350 HV
1,550 HV

Hardness, Knoop

1,400 HK
1,500 HK

Hardness, Mohs

9
9.2

Same in both: Poisson's Ratio 0.22

Physical

Density and transition temperatures.

Density

14.7 g/cm³0.53 lb/in³
6.4 g/cm³0.23 lb/in³

Melting Point (Solidus)

1,320°C2,408 °F
—

Porosity

0.02%
0.04%

Thermal

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

Thermal Conductivity

75 W/m·K43.3 BTU/hr·ft·°F
20 W/m·K11.6 BTU/hr·ft·°F

Specific Heat Capacity

220 J/kg·K0.05 BTU/lb·°F
450 J/kg·K0.11 BTU/lb·°F

Thermal Expansion (CTE, 20–100 °C)

4.8 µm/m·K2.7 µin/in·°F
7.8 µm/m·K4.3 µin/in·°F

Max Service Temperature (continuous)

600°C1,112 °F
900°C1,652 °F

Min Service Temperature

-200°C-328 °F
-196°C-321 °F

Electrical

Conductivity and insulation.

Electrical Resistivity

2×10⁻⁷ Ω·m7.87 µΩ·in
9×10⁻⁷ Ω·m35.4 µΩ·in

Volume Resistivity

2×10⁻⁵ Ω·cm
—

Chemical & Environmental

Corrosion and environmental resistance (0–100 scores).

Corrosion Resistance

45 / 100
65 / 100

Manufacturability

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

Machinability

5 / 100
4 / 100

Polishability

90 / 100
88 / 100

Sintering / Firing Temperature

1,420°C2,588 °F
1,430°C2,606 °F

Sustainability

Primary-production footprint per kilogram.

Embodied Energy (primary production)

180 MJ/kg77,386 BTU/lb
260 MJ/kg111,780 BTU/lb

Embodied Carbon (primary production)

12 kg CO₂/kg
16 kg CO₂/kg

Embodied Water

400 L/kg47.9 gal/lb
300 L/kg35.9 gal/lb

Typical Recycled Content

30%
10%

Common Calculations

Ratios derived from the values above.

Specific Stiffness (E / density)

40.8 MN·m/kg
67.2 MN·m/kg

Thermal Diffusivity

23.2 mm²/s
6.9 mm²/s

Strength versus weight

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

501002005001,000234567Density (g/cm³)Yield strength (MPa) — log scale

Manufacturing and finishing

CapabilityYG8YN10
Default condition——
Relative cost$$$$ High$$$$ High
Min. machined wall——
Best machined surface——

YG8 vs YN10 — frequently asked

What is the difference between YG8 and YN10?

YG8 and YN10 are both ceramic grades. YN10 is harder — 1,550 HV against 1,350 HV for YG8 — which matters for wear surfaces and threads. YN10 is lighter (6.4 g/cm³ vs 14.7 g/cm³ for YG8) and YG8 is stiffer (600 GPa vs 430 GPa).

Which is cheaper, YG8 or YN10?

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

When should I choose YG8 over YN10?

Pick YN10 when surface hardness matters, or when weight is the constraint.

Ready to make it?

Upload a CAD file and FabDigit prices the part in YG8 and YN10 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.